vendor/lldb/lldb-trunk-r303197

42 files changed, 585 insertions, 572 deletions

diff --git a/source/Plugins/Platform/Android/AdbClient.cpp b/source/Plugins/Platform/Android/AdbClient.cpp
index 2060bd1de7355..d3bcee6f487d7 100644
--- a/source/Plugins/Platform/Android/AdbClient.cpp
+++ b/source/Plugins/Platform/Android/AdbClient.cpp
@@ -46,7 +46,7 @@ using namespace std::chrono;
 
 namespace {
 
-const seconds kReadTimeout(8);
+const seconds kReadTimeout(12);
 const char *kOKAY = "OKAY";
 const char *kFAIL = "FAIL";
 const char *kDATA = "DATA";
@@ -65,9 +65,9 @@ const uint32_t kDefaultMode = 0100770; // S_IFREG | S_IRWXU | S_IRWXG
 const char *kSocketNamespaceAbstract = "localabstract";
 const char *kSocketNamespaceFileSystem = "localfilesystem";
 
-Error ReadAllBytes(Connection &conn, void *buffer, size_t size) {
+Status ReadAllBytes(Connection &conn, void *buffer, size_t size) {
 
-  Error error;
+  Status error;
   ConnectionStatus status;
   char *read_buffer = static_cast<char *>(buffer);
 
@@ -86,7 +86,7 @@ Error ReadAllBytes(Connection &conn, void *buffer, size_t size) {
     now = steady_clock::now();
   }
   if (total_read_bytes < size)
-    error = Error(
+    error = Status(
         "Unable to read requested number of bytes. Connection status: %d.",
         status);
   return error;
@@ -94,8 +94,8 @@ Error ReadAllBytes(Connection &conn, void *buffer, size_t size) {
 
 } // namespace
 
-Error AdbClient::CreateByDeviceID(const std::string &device_id,
-                                  AdbClient &adb) {
+Status AdbClient::CreateByDeviceID(const std::string &device_id,
+                                   AdbClient &adb) {
   DeviceIDList connect_devices;
   auto error = adb.GetDevices(connect_devices);
   if (error.Fail())
@@ -109,15 +109,15 @@ Error AdbClient::CreateByDeviceID(const std::string &device_id,
 
   if (android_serial.empty()) {
     if (connect_devices.size() != 1)
-      return Error("Expected a single connected device, got instead %zu - try "
-                   "setting 'ANDROID_SERIAL'",
-                   connect_devices.size());
+      return Status("Expected a single connected device, got instead %zu - try "
+                    "setting 'ANDROID_SERIAL'",
+                    connect_devices.size());
     adb.SetDeviceID(connect_devices.front());
   } else {
     auto find_it = std::find(connect_devices.begin(), connect_devices.end(),
                              android_serial);
     if (find_it == connect_devices.end())
-      return Error("Device \"%s\" not found", android_serial.c_str());
+      return Status("Device \"%s\" not found", android_serial.c_str());
 
     adb.SetDeviceID(*find_it);
   }
@@ -136,15 +136,15 @@ void AdbClient::SetDeviceID(const std::string &device_id) {
 
 const std::string &AdbClient::GetDeviceID() const { return m_device_id; }
 
-Error AdbClient::Connect() {
-  Error error;
+Status AdbClient::Connect() {
+  Status error;
   m_conn.reset(new ConnectionFileDescriptor);
   m_conn->Connect("connect://localhost:5037", &error);
 
   return error;
 }
 
-Error AdbClient::GetDevices(DeviceIDList &device_list) {
+Status AdbClient::GetDevices(DeviceIDList &device_list) {
   device_list.clear();
 
   auto error = SendMessage("host:devices");
@@ -171,8 +171,8 @@ Error AdbClient::GetDevices(DeviceIDList &device_list) {
   return error;
 }
 
-Error AdbClient::SetPortForwarding(const uint16_t local_port,
-                                   const uint16_t remote_port) {
+Status AdbClient::SetPortForwarding(const uint16_t local_port,
+                                    const uint16_t remote_port) {
   char message[48];
   snprintf(message, sizeof(message), "forward:tcp:%d;tcp:%d", local_port,
            remote_port);
@@ -184,9 +184,10 @@ Error AdbClient::SetPortForwarding(const uint16_t local_port,
   return ReadResponseStatus();
 }
 
-Error AdbClient::SetPortForwarding(const uint16_t local_port,
-                                   llvm::StringRef remote_socket_name,
-                                   const UnixSocketNamespace socket_namespace) {
+Status
+AdbClient::SetPortForwarding(const uint16_t local_port,
+                             llvm::StringRef remote_socket_name,
+                             const UnixSocketNamespace socket_namespace) {
   char message[PATH_MAX];
   const char *sock_namespace_str =
       (socket_namespace == UnixSocketNamespaceAbstract)
@@ -202,7 +203,7 @@ Error AdbClient::SetPortForwarding(const uint16_t local_port,
   return ReadResponseStatus();
 }
 
-Error AdbClient::DeletePortForwarding(const uint16_t local_port) {
+Status AdbClient::DeletePortForwarding(const uint16_t local_port) {
   char message[32];
   snprintf(message, sizeof(message), "killforward:tcp:%d", local_port);
 
@@ -213,8 +214,8 @@ Error AdbClient::DeletePortForwarding(const uint16_t local_port) {
   return ReadResponseStatus();
 }
 
-Error AdbClient::SendMessage(const std::string &packet, const bool reconnect) {
-  Error error;
+Status AdbClient::SendMessage(const std::string &packet, const bool reconnect) {
+  Status error;
   if (!m_conn || reconnect) {
     error = Connect();
     if (error.Fail())
@@ -235,13 +236,13 @@ Error AdbClient::SendMessage(const std::string &packet, const bool reconnect) {
   return error;
 }
 
-Error AdbClient::SendDeviceMessage(const std::string &packet) {
+Status AdbClient::SendDeviceMessage(const std::string &packet) {
   std::ostringstream msg;
   msg << "host-serial:" << m_device_id << ":" << packet;
   return SendMessage(msg.str());
 }
 
-Error AdbClient::ReadMessage(std::vector<char> &message) {
+Status AdbClient::ReadMessage(std::vector<char> &message) {
   message.clear();
 
   char buffer[5];
@@ -262,19 +263,19 @@ Error AdbClient::ReadMessage(std::vector<char> &message) {
   return error;
 }
 
-Error AdbClient::ReadMessageStream(std::vector<char> &message,
-                                   milliseconds timeout) {
+Status AdbClient::ReadMessageStream(std::vector<char> &message,
+                                    milliseconds timeout) {
   auto start = steady_clock::now();
   message.clear();
 
-  Error error;
+  Status error;
   lldb::ConnectionStatus status = lldb::eConnectionStatusSuccess;
   char buffer[1024];
   while (error.Success() && status == lldb::eConnectionStatusSuccess) {
     auto end = steady_clock::now();
     auto elapsed = end - start;
     if (elapsed >= timeout)
-      return Error("Timed out");
+      return Status("Timed out");
 
     size_t n = m_conn->Read(buffer, sizeof(buffer),
                             duration_cast<microseconds>(timeout - elapsed),
@@ -285,7 +286,7 @@ Error AdbClient::ReadMessageStream(std::vector<char> &message,
   return error;
 }
 
-Error AdbClient::ReadResponseStatus() {
+Status AdbClient::ReadResponseStatus() {
   char response_id[5];
 
   static const size_t packet_len = 4;
@@ -301,9 +302,9 @@ Error AdbClient::ReadResponseStatus() {
   return error;
 }
 
-Error AdbClient::GetResponseError(const char *response_id) {
+Status AdbClient::GetResponseError(const char *response_id) {
   if (strcmp(response_id, kFAIL) != 0)
-    return Error("Got unexpected response id from adb: \"%s\"", response_id);
+    return Status("Got unexpected response id from adb: \"%s\"", response_id);
 
   std::vector<char> error_message;
   auto error = ReadMessage(error_message);
@@ -314,7 +315,7 @@ Error AdbClient::GetResponseError(const char *response_id) {
   return error;
 }
 
-Error AdbClient::SwitchDeviceTransport() {
+Status AdbClient::SwitchDeviceTransport() {
   std::ostringstream msg;
   msg << "host:transport:" << m_device_id;
 
@@ -325,19 +326,20 @@ Error AdbClient::SwitchDeviceTransport() {
   return ReadResponseStatus();
 }
 
-Error AdbClient::StartSync() {
+Status AdbClient::StartSync() {
   auto error = SwitchDeviceTransport();
   if (error.Fail())
-    return Error("Failed to switch to device transport: %s", error.AsCString());
+    return Status("Failed to switch to device transport: %s",
+                  error.AsCString());
 
   error = Sync();
   if (error.Fail())
-    return Error("Sync failed: %s", error.AsCString());
+    return Status("Sync failed: %s", error.AsCString());
 
   return error;
 }
 
-Error AdbClient::Sync() {
+Status AdbClient::Sync() {
   auto error = SendMessage("sync:", false);
   if (error.Fail())
     return error;
@@ -345,17 +347,18 @@ Error AdbClient::Sync() {
   return ReadResponseStatus();
 }
 
-Error AdbClient::ReadAllBytes(void *buffer, size_t size) {
+Status AdbClient::ReadAllBytes(void *buffer, size_t size) {
   return ::ReadAllBytes(*m_conn, buffer, size);
 }
 
-Error AdbClient::internalShell(const char *command, milliseconds timeout,
-                               std::vector<char> &output_buf) {
+Status AdbClient::internalShell(const char *command, milliseconds timeout,
+                                std::vector<char> &output_buf) {
   output_buf.clear();
 
   auto error = SwitchDeviceTransport();
   if (error.Fail())
-    return Error("Failed to switch to device transport: %s", error.AsCString());
+    return Status("Failed to switch to device transport: %s",
+                  error.AsCString());
 
   StreamString adb_command;
   adb_command.Printf("shell:%s", command);
@@ -376,15 +379,15 @@ Error AdbClient::internalShell(const char *command, milliseconds timeout,
   static const char *kShellPrefix = "/system/bin/sh:";
   if (output_buf.size() > strlen(kShellPrefix)) {
     if (!memcmp(&output_buf[0], kShellPrefix, strlen(kShellPrefix)))
-      return Error("Shell command %s failed: %s", command,
-                   std::string(output_buf.begin(), output_buf.end()).c_str());
+      return Status("Shell command %s failed: %s", command,
+                    std::string(output_buf.begin(), output_buf.end()).c_str());
   }
 
-  return Error();
+  return Status();
 }
 
-Error AdbClient::Shell(const char *command, milliseconds timeout,
-                       std::string *output) {
+Status AdbClient::Shell(const char *command, milliseconds timeout,
+                        std::string *output) {
   std::vector<char> output_buffer;
   auto error = internalShell(command, timeout, output_buffer);
   if (error.Fail())
@@ -395,8 +398,8 @@ Error AdbClient::Shell(const char *command, milliseconds timeout,
   return error;
 }
 
-Error AdbClient::ShellToFile(const char *command, milliseconds timeout,
-                             const FileSpec &output_file_spec) {
+Status AdbClient::ShellToFile(const char *command, milliseconds timeout,
+                              const FileSpec &output_file_spec) {
   std::vector<char> output_buffer;
   auto error = internalShell(command, timeout, output_buffer);
   if (error.Fail())
@@ -406,17 +409,17 @@ Error AdbClient::ShellToFile(const char *command, milliseconds timeout,
   std::error_code EC;
   llvm::raw_fd_ostream dst(output_filename, EC, llvm::sys::fs::F_None);
   if (EC)
-    return Error("Unable to open local file %s", output_filename.c_str());
+    return Status("Unable to open local file %s", output_filename.c_str());
 
   dst.write(&output_buffer[0], output_buffer.size());
   dst.close();
   if (dst.has_error())
-    return Error("Failed to write file %s", output_filename.c_str());
-  return Error();
+    return Status("Failed to write file %s", output_filename.c_str());
+  return Status();
 }
 
 std::unique_ptr<AdbClient::SyncService>
-AdbClient::GetSyncService(Error &error) {
+AdbClient::GetSyncService(Status &error) {
   std::unique_ptr<SyncService> sync_service;
   error = StartSync();
   if (error.Success())
@@ -425,15 +428,15 @@ AdbClient::GetSyncService(Error &error) {
   return sync_service;
 }
 
-Error AdbClient::SyncService::internalPullFile(const FileSpec &remote_file,
-                                               const FileSpec &local_file) {
+Status AdbClient::SyncService::internalPullFile(const FileSpec &remote_file,
+                                                const FileSpec &local_file) {
   const auto local_file_path = local_file.GetPath();
   llvm::FileRemover local_file_remover(local_file_path);
 
   std::error_code EC;
   llvm::raw_fd_ostream dst(local_file_path, EC, llvm::sys::fs::F_None);
   if (EC)
-    return Error("Unable to open local file %s", local_file_path.c_str());
+    return Status("Unable to open local file %s", local_file_path.c_str());
 
   const auto remote_file_path = remote_file.GetPath(false);
   auto error = SendSyncRequest(kRECV, remote_file_path.length(),
@@ -452,18 +455,18 @@ Error AdbClient::SyncService::internalPullFile(const FileSpec &remote_file,
   }
   dst.close();
   if (dst.has_error())
-    return Error("Failed to write file %s", local_file_path.c_str());
+    return Status("Failed to write file %s", local_file_path.c_str());
 
   local_file_remover.releaseFile();
   return error;
 }
 
-Error AdbClient::SyncService::internalPushFile(const FileSpec &local_file,
-                                               const FileSpec &remote_file) {
+Status AdbClient::SyncService::internalPushFile(const FileSpec &local_file,
+                                                const FileSpec &remote_file) {
   const auto local_file_path(local_file.GetPath());
   std::ifstream src(local_file_path.c_str(), std::ios::in | std::ios::binary);
   if (!src.is_open())
-    return Error("Unable to open local file %s", local_file_path.c_str());
+    return Status("Unable to open local file %s", local_file_path.c_str());
 
   std::stringstream file_description;
   file_description << remote_file.GetPath(false).c_str() << "," << kDefaultMode;
@@ -478,7 +481,7 @@ Error AdbClient::SyncService::internalPushFile(const FileSpec &local_file,
     size_t chunk_size = src.gcount();
     error = SendSyncRequest(kDATA, chunk_size, chunk);
     if (error.Fail())
-      return Error("Failed to send file chunk: %s", error.AsCString());
+      return Status("Failed to send file chunk: %s", error.AsCString());
   }
   error = SendSyncRequest(
       kDONE, llvm::sys::toTimeT(FileSystem::GetModificationTime(local_file)),
@@ -490,31 +493,31 @@ Error AdbClient::SyncService::internalPushFile(const FileSpec &local_file,
   uint32_t data_len;
   error = ReadSyncHeader(response_id, data_len);
   if (error.Fail())
-    return Error("Failed to read DONE response: %s", error.AsCString());
+    return Status("Failed to read DONE response: %s", error.AsCString());
   if (response_id == kFAIL) {
     std::string error_message(data_len, 0);
     error = ReadAllBytes(&error_message[0], data_len);
     if (error.Fail())
-      return Error("Failed to read DONE error message: %s", error.AsCString());
-    return Error("Failed to push file: %s", error_message.c_str());
+      return Status("Failed to read DONE error message: %s", error.AsCString());
+    return Status("Failed to push file: %s", error_message.c_str());
   } else if (response_id != kOKAY)
-    return Error("Got unexpected DONE response: %s", response_id.c_str());
+    return Status("Got unexpected DONE response: %s", response_id.c_str());
 
   // If there was an error reading the source file, finish the adb file
   // transfer first so that adb isn't expecting any more data.
   if (src.bad())
-    return Error("Failed read on %s", local_file_path.c_str());
+    return Status("Failed read on %s", local_file_path.c_str());
   return error;
 }
 
-Error AdbClient::SyncService::internalStat(const FileSpec &remote_file,
-                                           uint32_t &mode, uint32_t &size,
-                                           uint32_t &mtime) {
+Status AdbClient::SyncService::internalStat(const FileSpec &remote_file,
+                                            uint32_t &mode, uint32_t &size,
+                                            uint32_t &mtime) {
   const std::string remote_file_path(remote_file.GetPath(false));
   auto error = SendSyncRequest(kSTAT, remote_file_path.length(),
                                remote_file_path.c_str());
   if (error.Fail())
-    return Error("Failed to send request: %s", error.AsCString());
+    return Status("Failed to send request: %s", error.AsCString());
 
   static const size_t stat_len = strlen(kSTAT);
   static const size_t response_len = stat_len + (sizeof(uint32_t) * 3);
@@ -522,7 +525,7 @@ Error AdbClient::SyncService::internalStat(const FileSpec &remote_file,
   std::vector<char> buffer(response_len);
   error = ReadAllBytes(&buffer[0], buffer.size());
   if (error.Fail())
-    return Error("Failed to read response: %s", error.AsCString());
+    return Status("Failed to read response: %s", error.AsCString());
 
   DataExtractor extractor(&buffer[0], buffer.size(), eByteOrderLittle,
                           sizeof(void *));
@@ -530,33 +533,33 @@ Error AdbClient::SyncService::internalStat(const FileSpec &remote_file,
 
   const void *command = extractor.GetData(&offset, stat_len);
   if (!command)
-    return Error("Failed to get response command");
+    return Status("Failed to get response command");
   const char *command_str = static_cast<const char *>(command);
   if (strncmp(command_str, kSTAT, stat_len))
-    return Error("Got invalid stat command: %s", command_str);
+    return Status("Got invalid stat command: %s", command_str);
 
   mode = extractor.GetU32(&offset);
   size = extractor.GetU32(&offset);
   mtime = extractor.GetU32(&offset);
-  return Error();
+  return Status();
 }
 
-Error AdbClient::SyncService::PullFile(const FileSpec &remote_file,
-                                       const FileSpec &local_file) {
+Status AdbClient::SyncService::PullFile(const FileSpec &remote_file,
+                                        const FileSpec &local_file) {
   return executeCommand([this, &remote_file, &local_file]() {
     return internalPullFile(remote_file, local_file);
   });
 }
 
-Error AdbClient::SyncService::PushFile(const FileSpec &local_file,
-                                       const FileSpec &remote_file) {
+Status AdbClient::SyncService::PushFile(const FileSpec &local_file,
+                                        const FileSpec &remote_file) {
   return executeCommand([this, &local_file, &remote_file]() {
     return internalPushFile(local_file, remote_file);
   });
 }
 
-Error AdbClient::SyncService::Stat(const FileSpec &remote_file, uint32_t &mode,
-                                   uint32_t &size, uint32_t &mtime) {
+Status AdbClient::SyncService::Stat(const FileSpec &remote_file, uint32_t &mode,
+                                    uint32_t &size, uint32_t &mtime) {
   return executeCommand([this, &remote_file, &mode, &size, &mtime]() {
     return internalStat(remote_file, mode, size, mtime);
   });
@@ -569,10 +572,10 @@ bool AdbClient::SyncService::IsConnected() const {
 AdbClient::SyncService::SyncService(std::unique_ptr<Connection> &&conn)
     : m_conn(std::move(conn)) {}
 
-Error AdbClient::SyncService::executeCommand(
-    const std::function<Error()> &cmd) {
+Status
+AdbClient::SyncService::executeCommand(const std::function<Status()> &cmd) {
   if (!m_conn)
-    return Error("SyncService is disconnected");
+    return Status("SyncService is disconnected");
 
   const auto error = cmd();
   if (error.Fail())
@@ -583,15 +586,15 @@ Error AdbClient::SyncService::executeCommand(
 
 AdbClient::SyncService::~SyncService() {}
 
-Error AdbClient::SyncService::SendSyncRequest(const char *request_id,
-                                              const uint32_t data_len,
-                                              const void *data) {
+Status AdbClient::SyncService::SendSyncRequest(const char *request_id,
+                                               const uint32_t data_len,
+                                               const void *data) {
   const DataBufferSP data_sp(new DataBufferHeap(kSyncPacketLen, 0));
   DataEncoder encoder(data_sp, eByteOrderLittle, sizeof(void *));
   auto offset = encoder.PutData(0, request_id, strlen(request_id));
   encoder.PutU32(offset, data_len);
 
-  Error error;
+  Status error;
   ConnectionStatus status;
   m_conn->Write(data_sp->GetBytes(), kSyncPacketLen, status, &error);
   if (error.Fail())
@@ -602,8 +605,8 @@ Error AdbClient::SyncService::SendSyncRequest(const char *request_id,
   return error;
 }
 
-Error AdbClient::SyncService::ReadSyncHeader(std::string &response_id,
-                                             uint32_t &data_len) {
+Status AdbClient::SyncService::ReadSyncHeader(std::string &response_id,
+                                              uint32_t &data_len) {
   char buffer[kSyncPacketLen];
 
   auto error = ReadAllBytes(buffer, kSyncPacketLen);
@@ -617,8 +620,8 @@ Error AdbClient::SyncService::ReadSyncHeader(std::string &response_id,
   return error;
 }
 
-Error AdbClient::SyncService::PullFileChunk(std::vector<char> &buffer,
-                                            bool &eof) {
+Status AdbClient::SyncService::PullFileChunk(std::vector<char> &buffer,
+                                             bool &eof) {
   buffer.clear();
 
   std::string response_id;
@@ -638,14 +641,14 @@ Error AdbClient::SyncService::PullFileChunk(std::vector<char> &buffer,
     std::string error_message(data_len, 0);
     error = ReadAllBytes(&error_message[0], data_len);
     if (error.Fail())
-      return Error("Failed to read pull error message: %s", error.AsCString());
-    return Error("Failed to pull file: %s", error_message.c_str());
+      return Status("Failed to read pull error message: %s", error.AsCString());
+    return Status("Failed to pull file: %s", error_message.c_str());
   } else
-    return Error("Pull failed with unknown response: %s", response_id.c_str());
+    return Status("Pull failed with unknown response: %s", response_id.c_str());
 
-  return Error();
+  return Status();
 }
 
-Error AdbClient::SyncService::ReadAllBytes(void *buffer, size_t size) {
+Status AdbClient::SyncService::ReadAllBytes(void *buffer, size_t size) {
   return ::ReadAllBytes(*m_conn, buffer, size);
 }
diff --git a/source/Plugins/Platform/Android/AdbClient.h b/source/Plugins/Platform/Android/AdbClient.h
index 9e8726c93b61e..0d2100fc5663b 100644
--- a/source/Plugins/Platform/Android/AdbClient.h
+++ b/source/Plugins/Platform/Android/AdbClient.h
@@ -10,7 +10,7 @@
 #ifndef liblldb_AdbClient_h_
 #define liblldb_AdbClient_h_
 
-#include "lldb/Utility/Error.h"
+#include "lldb/Utility/Status.h"
 #include <chrono>
 #include <functional>
 #include <list>
@@ -39,42 +39,42 @@ public:
   public:
     ~SyncService();
 
-    Error PullFile(const FileSpec &remote_file, const FileSpec &local_file);
+    Status PullFile(const FileSpec &remote_file, const FileSpec &local_file);
 
-    Error PushFile(const FileSpec &local_file, const FileSpec &remote_file);
+    Status PushFile(const FileSpec &local_file, const FileSpec &remote_file);
 
-    Error Stat(const FileSpec &remote_file, uint32_t &mode, uint32_t &size,
-               uint32_t &mtime);
+    Status Stat(const FileSpec &remote_file, uint32_t &mode, uint32_t &size,
+                uint32_t &mtime);
 
     bool IsConnected() const;
 
   private:
     explicit SyncService(std::unique_ptr<Connection> &&conn);
 
-    Error SendSyncRequest(const char *request_id, const uint32_t data_len,
-                          const void *data);
+    Status SendSyncRequest(const char *request_id, const uint32_t data_len,
+                           const void *data);
 
-    Error ReadSyncHeader(std::string &response_id, uint32_t &data_len);
+    Status ReadSyncHeader(std::string &response_id, uint32_t &data_len);
 
-    Error PullFileChunk(std::vector<char> &buffer, bool &eof);
+    Status PullFileChunk(std::vector<char> &buffer, bool &eof);
 
-    Error ReadAllBytes(void *buffer, size_t size);
+    Status ReadAllBytes(void *buffer, size_t size);
 
-    Error internalPullFile(const FileSpec &remote_file,
-                           const FileSpec &local_file);
+    Status internalPullFile(const FileSpec &remote_file,
+                            const FileSpec &local_file);
 
-    Error internalPushFile(const FileSpec &local_file,
-                           const FileSpec &remote_file);
+    Status internalPushFile(const FileSpec &local_file,
+                            const FileSpec &remote_file);
 
-    Error internalStat(const FileSpec &remote_file, uint32_t &mode,
-                       uint32_t &size, uint32_t &mtime);
+    Status internalStat(const FileSpec &remote_file, uint32_t &mode,
+                        uint32_t &size, uint32_t &mtime);
 
-    Error executeCommand(const std::function<Error()> &cmd);
+    Status executeCommand(const std::function<Status()> &cmd);
 
     std::unique_ptr<Connection> m_conn;
   };
 
-  static Error CreateByDeviceID(const std::string &device_id, AdbClient &adb);
+  static Status CreateByDeviceID(const std::string &device_id, AdbClient &adb);
 
   AdbClient();
   explicit AdbClient(const std::string &device_id);
@@ -83,52 +83,53 @@ public:
 
   const std::string &GetDeviceID() const;
 
-  Error GetDevices(DeviceIDList &device_list);
+  Status GetDevices(DeviceIDList &device_list);
 
-  Error SetPortForwarding(const uint16_t local_port,
-                          const uint16_t remote_port);
+  Status SetPortForwarding(const uint16_t local_port,
+                           const uint16_t remote_port);
 
-  Error SetPortForwarding(const uint16_t local_port,
-                          llvm::StringRef remote_socket_name,
-                          const UnixSocketNamespace socket_namespace);
+  Status SetPortForwarding(const uint16_t local_port,
+                           llvm::StringRef remote_socket_name,
+                           const UnixSocketNamespace socket_namespace);
 
-  Error DeletePortForwarding(const uint16_t local_port);
+  Status DeletePortForwarding(const uint16_t local_port);
 
-  Error Shell(const char *command, std::chrono::milliseconds timeout,
-              std::string *output);
+  Status Shell(const char *command, std::chrono::milliseconds timeout,
+               std::string *output);
 
-  Error ShellToFile(const char *command, std::chrono::milliseconds timeout,
-                    const FileSpec &output_file_spec);
+  Status ShellToFile(const char *command, std::chrono::milliseconds timeout,
+                     const FileSpec &output_file_spec);
 
-  std::unique_ptr<SyncService> GetSyncService(Error &error);
+  std::unique_ptr<SyncService> GetSyncService(Status &error);
 
-  Error SwitchDeviceTransport();
+  Status SwitchDeviceTransport();
 
 private:
-  Error Connect();
+  Status Connect();
 
   void SetDeviceID(const std::string &device_id);
 
-  Error SendMessage(const std::string &packet, const bool reconnect = true);
+  Status SendMessage(const std::string &packet, const bool reconnect = true);
 
-  Error SendDeviceMessage(const std::string &packet);
+  Status SendDeviceMessage(const std::string &packet);
 
-  Error ReadMessage(std::vector<char> &message);
+  Status ReadMessage(std::vector<char> &message);
 
-  Error ReadMessageStream(std::vector<char> &message, std::chrono::milliseconds timeout);
+  Status ReadMessageStream(std::vector<char> &message,
+                           std::chrono::milliseconds timeout);
 
-  Error GetResponseError(const char *response_id);
+  Status GetResponseError(const char *response_id);
 
-  Error ReadResponseStatus();
+  Status ReadResponseStatus();
 
-  Error Sync();
+  Status Sync();
 
-  Error StartSync();
+  Status StartSync();
 
-  Error internalShell(const char *command, std::chrono::milliseconds timeout,
-                      std::vector<char> &output_buf);
+  Status internalShell(const char *command, std::chrono::milliseconds timeout,
+                       std::vector<char> &output_buf);
 
-  Error ReadAllBytes(void *buffer, size_t size);
+  Status ReadAllBytes(void *buffer, size_t size);
 
   std::string m_device_id;
   std::unique_ptr<Connection> m_conn;
diff --git a/source/Plugins/Platform/Android/PlatformAndroid.cpp b/source/Plugins/Platform/Android/PlatformAndroid.cpp
index ad3918d4e202b..d896a9f99e638 100644
--- a/source/Plugins/Platform/Android/PlatformAndroid.cpp
+++ b/source/Plugins/Platform/Android/PlatformAndroid.cpp
@@ -154,12 +154,12 @@ ConstString PlatformAndroid::GetPluginName() {
   return GetPluginNameStatic(IsHost());
 }
 
-Error PlatformAndroid::ConnectRemote(Args &args) {
+Status PlatformAndroid::ConnectRemote(Args &args) {
   m_device_id.clear();
 
   if (IsHost()) {
-    return Error("can't connect to the host platform '%s', always connected",
-                 GetPluginName().GetCString());
+    return Status("can't connect to the host platform '%s', always connected",
+                  GetPluginName().GetCString());
   }
 
   if (!m_remote_platform_sp)
@@ -169,9 +169,9 @@ Error PlatformAndroid::ConnectRemote(Args &args) {
   llvm::StringRef scheme, host, path;
   const char *url = args.GetArgumentAtIndex(0);
   if (!url)
-    return Error("URL is null.");
+    return Status("URL is null.");
   if (!UriParser::Parse(url, scheme, host, port, path))
-    return Error("Invalid URL: %s", url);
+    return Status("Invalid URL: %s", url);
   if (host != "localhost")
     m_device_id = host;
 
@@ -187,8 +187,8 @@ Error PlatformAndroid::ConnectRemote(Args &args) {
   return error;
 }
 
-Error PlatformAndroid::GetFile(const FileSpec &source,
-                               const FileSpec &destination) {
+Status PlatformAndroid::GetFile(const FileSpec &source,
+                                const FileSpec &destination) {
   if (IsHost() || !m_remote_platform_sp)
     return PlatformLinux::GetFile(source, destination);
 
@@ -198,7 +198,7 @@ Error PlatformAndroid::GetFile(const FileSpec &source,
     source_spec = GetRemoteWorkingDirectory().CopyByAppendingPathComponent(
         source_spec.GetCString(false));
 
-  Error error;
+  Status error;
   auto sync_service = GetSyncService(error);
   if (error.Fail())
     return error;
@@ -219,7 +219,7 @@ Error PlatformAndroid::GetFile(const FileSpec &source,
                 source_file);
 
   if (strchr(source_file, '\'') != nullptr)
-    return Error("Doesn't support single-quotes in filenames");
+    return Status("Doesn't support single-quotes in filenames");
 
   // mode == 0 can signify that adbd cannot access the file
   // due security constraints - try "cat ..." as a fallback.
@@ -231,9 +231,9 @@ Error PlatformAndroid::GetFile(const FileSpec &source,
   return adb.ShellToFile(cmd, minutes(1), destination);
 }
 
-Error PlatformAndroid::PutFile(const FileSpec &source,
-                               const FileSpec &destination, uint32_t uid,
-                               uint32_t gid) {
+Status PlatformAndroid::PutFile(const FileSpec &source,
+                                const FileSpec &destination, uint32_t uid,
+                                uint32_t gid) {
   if (IsHost() || !m_remote_platform_sp)
     return PlatformLinux::PutFile(source, destination, uid, gid);
 
@@ -244,7 +244,7 @@ Error PlatformAndroid::PutFile(const FileSpec &source,
         destination_spec.GetCString(false));
 
   // TODO: Set correct uid and gid on remote file.
-  Error error;
+  Status error;
   auto sync_service = GetSyncService(error);
   if (error.Fail())
     return error;
@@ -253,18 +253,18 @@ Error PlatformAndroid::PutFile(const FileSpec &source,
 
 const char *PlatformAndroid::GetCacheHostname() { return m_device_id.c_str(); }
 
-Error PlatformAndroid::DownloadModuleSlice(const FileSpec &src_file_spec,
-                                           const uint64_t src_offset,
-                                           const uint64_t src_size,
-                                           const FileSpec &dst_file_spec) {
+Status PlatformAndroid::DownloadModuleSlice(const FileSpec &src_file_spec,
+                                            const uint64_t src_offset,
+                                            const uint64_t src_size,
+                                            const FileSpec &dst_file_spec) {
   if (src_offset != 0)
-    return Error("Invalid offset - %" PRIu64, src_offset);
+    return Status("Invalid offset - %" PRIu64, src_offset);
 
   return GetFile(src_file_spec, dst_file_spec);
 }
 
-Error PlatformAndroid::DisconnectRemote() {
-  Error error = PlatformLinux::DisconnectRemote();
+Status PlatformAndroid::DisconnectRemote() {
+  Status error = PlatformLinux::DisconnectRemote();
   if (error.Success()) {
     m_device_id.clear();
     m_sdk_version = 0;
@@ -285,7 +285,7 @@ uint32_t PlatformAndroid::GetSdkVersion() {
 
   std::string version_string;
   AdbClient adb(m_device_id);
-  Error error =
+  Status error =
       adb.Shell("getprop ro.build.version.sdk", seconds(5), &version_string);
   version_string = llvm::StringRef(version_string).trim().str();
 
@@ -301,34 +301,34 @@ uint32_t PlatformAndroid::GetSdkVersion() {
   return m_sdk_version;
 }
 
-Error PlatformAndroid::DownloadSymbolFile(const lldb::ModuleSP &module_sp,
-                                          const FileSpec &dst_file_spec) {
+Status PlatformAndroid::DownloadSymbolFile(const lldb::ModuleSP &module_sp,
+                                           const FileSpec &dst_file_spec) {
   // For oat file we can try to fetch additional debug info from the device
   ConstString extension = module_sp->GetFileSpec().GetFileNameExtension();
   if (extension != ConstString("oat") && extension != ConstString("odex"))
-    return Error(
+    return Status(
         "Symbol file downloading only supported for oat and odex files");
 
   // If we have no information about the platform file we can't execute oatdump
   if (!module_sp->GetPlatformFileSpec())
-    return Error("No platform file specified");
+    return Status("No platform file specified");
 
   // Symbolizer isn't available before SDK version 23
   if (GetSdkVersion() < 23)
-    return Error("Symbol file generation only supported on SDK 23+");
+    return Status("Symbol file generation only supported on SDK 23+");
 
   // If we already have symtab then we don't have to try and generate one
   if (module_sp->GetSectionList()->FindSectionByName(ConstString(".symtab")) !=
       nullptr)
-    return Error("Symtab already available in the module");
+    return Status("Symtab already available in the module");
 
   AdbClient adb(m_device_id);
   std::string tmpdir;
-  Error error = adb.Shell("mktemp --directory --tmpdir /data/local/tmp",
-                          seconds(5), &tmpdir);
+  Status error = adb.Shell("mktemp --directory --tmpdir /data/local/tmp",
+                           seconds(5), &tmpdir);
   if (error.Fail() || tmpdir.empty())
-    return Error("Failed to generate temporary directory on the device (%s)",
-                 error.AsCString());
+    return Status("Failed to generate temporary directory on the device (%s)",
+                  error.AsCString());
   tmpdir = llvm::StringRef(tmpdir).trim().str();
 
   // Create file remover for the temporary directory created on the device
@@ -336,7 +336,7 @@ Error PlatformAndroid::DownloadSymbolFile(const lldb::ModuleSP &module_sp,
   tmpdir_remover(&tmpdir, [&adb](std::string *s) {
     StreamString command;
     command.Printf("rm -rf %s", s->c_str());
-    Error error = adb.Shell(command.GetData(), seconds(5), nullptr);
+    Status error = adb.Shell(command.GetData(), seconds(5), nullptr);
 
     Log *log(GetLogIfAllCategoriesSet(LIBLLDB_LOG_PLATFORM));
     if (log && error.Fail())
@@ -353,7 +353,7 @@ Error PlatformAndroid::DownloadSymbolFile(const lldb::ModuleSP &module_sp,
                  symfile_platform_filespec.GetCString(false));
   error = adb.Shell(command.GetData(), minutes(1), nullptr);
   if (error.Fail())
-    return Error("Oatdump failed: %s", error.AsCString());
+    return Status("Oatdump failed: %s", error.AsCString());
 
   // Download the symbolfile from the remote device
   return GetFile(symfile_platform_filespec, dst_file_spec);
@@ -375,7 +375,7 @@ const char *PlatformAndroid::GetLibdlFunctionDeclarations() const {
              )";
 }
 
-AdbClient::SyncService *PlatformAndroid::GetSyncService(Error &error) {
+AdbClient::SyncService *PlatformAndroid::GetSyncService(Status &error) {
   if (m_adb_sync_svc && m_adb_sync_svc->IsConnected())
     return m_adb_sync_svc.get();
 
diff --git a/source/Plugins/Platform/Android/PlatformAndroid.h b/source/Plugins/Platform/Android/PlatformAndroid.h
index 8417055733f62..8fb4cc71a69fd 100644
--- a/source/Plugins/Platform/Android/PlatformAndroid.h
+++ b/source/Plugins/Platform/Android/PlatformAndroid.h
@@ -51,35 +51,35 @@ public:
   // lldb_private::Platform functions
   //------------------------------------------------------------
 
-  Error ConnectRemote(Args &args) override;
+  Status ConnectRemote(Args &args) override;
 
-  Error GetFile(const FileSpec &source, const FileSpec &destination) override;
+  Status GetFile(const FileSpec &source, const FileSpec &destination) override;
 
-  Error PutFile(const FileSpec &source, const FileSpec &destination,
-                uint32_t uid = UINT32_MAX, uint32_t gid = UINT32_MAX) override;
+  Status PutFile(const FileSpec &source, const FileSpec &destination,
+                 uint32_t uid = UINT32_MAX, uint32_t gid = UINT32_MAX) override;
 
   uint32_t GetSdkVersion();
 
   bool GetRemoteOSVersion() override;
 
-  Error DisconnectRemote() override;
+  Status DisconnectRemote() override;
 
   uint32_t GetDefaultMemoryCacheLineSize() override;
 
 protected:
   const char *GetCacheHostname() override;
 
-  Error DownloadModuleSlice(const FileSpec &src_file_spec,
-                            const uint64_t src_offset, const uint64_t src_size,
-                            const FileSpec &dst_file_spec) override;
+  Status DownloadModuleSlice(const FileSpec &src_file_spec,
+                             const uint64_t src_offset, const uint64_t src_size,
+                             const FileSpec &dst_file_spec) override;
 
-  Error DownloadSymbolFile(const lldb::ModuleSP &module_sp,
-                           const FileSpec &dst_file_spec) override;
+  Status DownloadSymbolFile(const lldb::ModuleSP &module_sp,
+                            const FileSpec &dst_file_spec) override;
 
   const char *GetLibdlFunctionDeclarations() const override;
 
 private:
-  AdbClient::SyncService *GetSyncService(Error &error);
+  AdbClient::SyncService *GetSyncService(Status &error);
 
   std::unique_ptr<AdbClient::SyncService> m_adb_sync_svc;
   std::string m_device_id;
diff --git a/source/Plugins/Platform/Android/PlatformAndroidRemoteGDBServer.cpp b/source/Plugins/Platform/Android/PlatformAndroidRemoteGDBServer.cpp
index 034518c1d2e35..dbc74833e2870 100644
--- a/source/Plugins/Platform/Android/PlatformAndroidRemoteGDBServer.cpp
+++ b/source/Plugins/Platform/Android/PlatformAndroidRemoteGDBServer.cpp
@@ -10,8 +10,8 @@
 // Other libraries and framework includes
 #include "lldb/Host/ConnectionFileDescriptor.h"
 #include "lldb/Host/common/TCPSocket.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/UriParser.h"
 
 #include "PlatformAndroidRemoteGDBServer.h"
@@ -25,7 +25,7 @@ using namespace platform_android;
 static const lldb::pid_t g_remote_platform_pid =
     0; // Alias for the process id of lldb-platform
 
-static Error ForwardPortWithAdb(
+static Status ForwardPortWithAdb(
     const uint16_t local_port, const uint16_t remote_port,
     llvm::StringRef remote_socket_name,
     const llvm::Optional<AdbClient::UnixSocketNamespace> &socket_namespace,
@@ -53,20 +53,20 @@ static Error ForwardPortWithAdb(
                 remote_socket_name.str().c_str(), local_port);
 
   if (!socket_namespace)
-    return Error("Invalid socket namespace");
+    return Status("Invalid socket namespace");
 
   return adb.SetPortForwarding(local_port, remote_socket_name,
                                *socket_namespace);
 }
 
-static Error DeleteForwardPortWithAdb(uint16_t local_port,
-                                      const std::string &device_id) {
+static Status DeleteForwardPortWithAdb(uint16_t local_port,
+                                       const std::string &device_id) {
   AdbClient adb(device_id);
   return adb.DeletePortForwarding(local_port);
 }
 
-static Error FindUnusedPort(uint16_t &port) {
-  Error error;
+static Status FindUnusedPort(uint16_t &port) {
+  Status error;
   std::unique_ptr<TCPSocket> tcp_socket(new TCPSocket(true, false));
   if (error.Fail())
     return error;
@@ -107,19 +107,20 @@ bool PlatformAndroidRemoteGDBServer::KillSpawnedProcess(lldb::pid_t pid) {
   return m_gdb_client.KillSpawnedProcess(pid);
 }
 
-Error PlatformAndroidRemoteGDBServer::ConnectRemote(Args &args) {
+Status PlatformAndroidRemoteGDBServer::ConnectRemote(Args &args) {
   m_device_id.clear();
 
   if (args.GetArgumentCount() != 1)
-    return Error("\"platform connect\" takes a single argument: <connect-url>");
+    return Status(
+        "\"platform connect\" takes a single argument: <connect-url>");
 
   int remote_port;
   llvm::StringRef scheme, host, path;
   const char *url = args.GetArgumentAtIndex(0);
   if (!url)
-    return Error("URL is null.");
+    return Status("URL is null.");
   if (!UriParser::Parse(url, scheme, host, remote_port, path))
-    return Error("Invalid URL: %s", url);
+    return Status("Invalid URL: %s", url);
   if (host != "localhost")
     m_device_id = host;
 
@@ -150,7 +151,7 @@ Error PlatformAndroidRemoteGDBServer::ConnectRemote(Args &args) {
   return error;
 }
 
-Error PlatformAndroidRemoteGDBServer::DisconnectRemote() {
+Status PlatformAndroidRemoteGDBServer::DisconnectRemote() {
   DeleteForwardPort(g_remote_platform_pid);
   return PlatformRemoteGDBServer::DisconnectRemote();
 }
@@ -173,12 +174,12 @@ void PlatformAndroidRemoteGDBServer::DeleteForwardPort(lldb::pid_t pid) {
   m_port_forwards.erase(it);
 }
 
-Error PlatformAndroidRemoteGDBServer::MakeConnectURL(
+Status PlatformAndroidRemoteGDBServer::MakeConnectURL(
     const lldb::pid_t pid, const uint16_t remote_port,
     llvm::StringRef remote_socket_name, std::string &connect_url) {
   static const int kAttempsNum = 5;
 
-  Error error;
+  Status error;
   // There is a race possibility that somebody will occupy
   // a port while we're in between FindUnusedPort and ForwardPortWithAdb -
   // adding the loop to mitigate such problem.
@@ -205,7 +206,7 @@ Error PlatformAndroidRemoteGDBServer::MakeConnectURL(
 lldb::ProcessSP PlatformAndroidRemoteGDBServer::ConnectProcess(
     llvm::StringRef connect_url, llvm::StringRef plugin_name,
     lldb_private::Debugger &debugger, lldb_private::Target *target,
-    lldb_private::Error &error) {
+    lldb_private::Status &error) {
   // We don't have the pid of the remote gdbserver when it isn't started by us
   // but we still want
   // to store the list of port forwards we set up in our port forward map.
diff --git a/source/Plugins/Platform/Android/PlatformAndroidRemoteGDBServer.h b/source/Plugins/Platform/Android/PlatformAndroidRemoteGDBServer.h
index 6d5bfecd99387..1bd13ffe89fea 100644
--- a/source/Plugins/Platform/Android/PlatformAndroidRemoteGDBServer.h
+++ b/source/Plugins/Platform/Android/PlatformAndroidRemoteGDBServer.h
@@ -33,15 +33,15 @@ public:
 
   ~PlatformAndroidRemoteGDBServer() override;
 
-  Error ConnectRemote(Args &args) override;
+  Status ConnectRemote(Args &args) override;
 
-  Error DisconnectRemote() override;
+  Status DisconnectRemote() override;
 
   lldb::ProcessSP ConnectProcess(llvm::StringRef connect_url,
                                  llvm::StringRef plugin_name,
                                  lldb_private::Debugger &debugger,
                                  lldb_private::Target *target,
-                                 lldb_private::Error &error) override;
+                                 lldb_private::Status &error) override;
 
 protected:
   std::string m_device_id;
@@ -54,9 +54,9 @@ protected:
 
   void DeleteForwardPort(lldb::pid_t pid);
 
-  Error MakeConnectURL(const lldb::pid_t pid, const uint16_t remote_port,
-                       llvm::StringRef remote_socket_name,
-                       std::string &connect_url);
+  Status MakeConnectURL(const lldb::pid_t pid, const uint16_t remote_port,
+                        llvm::StringRef remote_socket_name,
+                        std::string &connect_url);
 
 private:
   DISALLOW_COPY_AND_ASSIGN(PlatformAndroidRemoteGDBServer);
diff --git a/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.cpp b/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.cpp
index 2a150b5d452b7..53cec45f986e6 100644
--- a/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.cpp
+++ b/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.cpp
@@ -27,9 +27,9 @@
 #include "lldb/Host/HostInfo.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 // Define these constants from FreeBSD mman.h for use when targeting
@@ -255,8 +255,8 @@ PlatformFreeBSD::GetSoftwareBreakpointTrapOpcode(Target &target,
   }
 }
 
-Error PlatformFreeBSD::LaunchProcess(ProcessLaunchInfo &launch_info) {
-  Error error;
+Status PlatformFreeBSD::LaunchProcess(ProcessLaunchInfo &launch_info) {
+  Status error;
   if (IsHost()) {
     error = Platform::LaunchProcess(launch_info);
   } else {
@@ -270,7 +270,7 @@ Error PlatformFreeBSD::LaunchProcess(ProcessLaunchInfo &launch_info) {
 
 lldb::ProcessSP PlatformFreeBSD::Attach(ProcessAttachInfo &attach_info,
                                         Debugger &debugger, Target *target,
-                                        Error &error) {
+                                        Status &error) {
   lldb::ProcessSP process_sp;
   if (IsHost()) {
     if (target == NULL) {
diff --git a/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.h b/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.h
index c8ac7b29f3a23..4bde2148a4d41 100644
--- a/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.h
+++ b/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.h
@@ -54,10 +54,10 @@ public:
   size_t GetSoftwareBreakpointTrapOpcode(Target &target,
                                          BreakpointSite *bp_site) override;
 
-  Error LaunchProcess(ProcessLaunchInfo &launch_info) override;
+  Status LaunchProcess(ProcessLaunchInfo &launch_info) override;
 
   lldb::ProcessSP Attach(ProcessAttachInfo &attach_info, Debugger &debugger,
-                         Target *target, Error &error) override;
+                         Target *target, Status &error) override;
 
   void CalculateTrapHandlerSymbolNames() override;
 
diff --git a/source/Plugins/Platform/Kalimba/PlatformKalimba.cpp b/source/Plugins/Platform/Kalimba/PlatformKalimba.cpp
index 08a3a6aa6c26c..00327e485bf39 100644
--- a/source/Plugins/Platform/Kalimba/PlatformKalimba.cpp
+++ b/source/Plugins/Platform/Kalimba/PlatformKalimba.cpp
@@ -22,8 +22,8 @@
 #include "lldb/Host/HostInfo.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 using namespace lldb;
@@ -125,8 +125,8 @@ PlatformKalimba::GetSoftwareBreakpointTrapOpcode(Target & /*target*/,
   return 0;
 }
 
-Error PlatformKalimba::LaunchProcess(ProcessLaunchInfo &launch_info) {
-  Error error;
+Status PlatformKalimba::LaunchProcess(ProcessLaunchInfo &launch_info) {
+  Status error;
 
   if (IsHost()) {
     error.SetErrorString("native execution is not possible");
@@ -138,7 +138,7 @@ Error PlatformKalimba::LaunchProcess(ProcessLaunchInfo &launch_info) {
 
 lldb::ProcessSP PlatformKalimba::Attach(ProcessAttachInfo &attach_info,
                                         Debugger &debugger, Target *target,
-                                        Error &error) {
+                                        Status &error) {
   lldb::ProcessSP process_sp;
   if (IsHost()) {
     error.SetErrorString("native execution is not possible");
diff --git a/source/Plugins/Platform/Kalimba/PlatformKalimba.h b/source/Plugins/Platform/Kalimba/PlatformKalimba.h
index 0c94ec9ec8f74..53a8e5594aaa5 100644
--- a/source/Plugins/Platform/Kalimba/PlatformKalimba.h
+++ b/source/Plugins/Platform/Kalimba/PlatformKalimba.h
@@ -56,11 +56,11 @@ public:
   size_t GetSoftwareBreakpointTrapOpcode(Target &target,
                                          BreakpointSite *bp_site) override;
 
-  lldb_private::Error
+  lldb_private::Status
   LaunchProcess(lldb_private::ProcessLaunchInfo &launch_info) override;
 
   lldb::ProcessSP Attach(ProcessAttachInfo &attach_info, Debugger &debugger,
-                         Target *target, Error &error) override;
+                         Target *target, Status &error) override;
 
   // Kalimba processes can not be launched by spawning and attaching.
   bool CanDebugProcess() override { return false; }
diff --git a/source/Plugins/Platform/Linux/PlatformLinux.cpp b/source/Plugins/Platform/Linux/PlatformLinux.cpp
index 4dd5398fcfa39..0bf00ea307984 100644
--- a/source/Plugins/Platform/Linux/PlatformLinux.cpp
+++ b/source/Plugins/Platform/Linux/PlatformLinux.cpp
@@ -25,9 +25,9 @@
 #include "lldb/Host/HostInfo.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 // Define these constants from Linux mman.h for use when targeting
@@ -278,7 +278,7 @@ lldb::ProcessSP
 PlatformLinux::DebugProcess(ProcessLaunchInfo &launch_info, Debugger &debugger,
                             Target *target, // Can be NULL, if NULL create a new
                                             // target, else use existing one
-                            Error &error) {
+                            Status &error) {
   Log *log(GetLogIfAllCategoriesSet(LIBLLDB_LOG_PLATFORM));
   LLDB_LOG(log, "target {0}", target);
 
diff --git a/source/Plugins/Platform/Linux/PlatformLinux.h b/source/Plugins/Platform/Linux/PlatformLinux.h
index f1386d1e4fe50..bc7b723427f8d 100644
--- a/source/Plugins/Platform/Linux/PlatformLinux.h
+++ b/source/Plugins/Platform/Linux/PlatformLinux.h
@@ -55,7 +55,7 @@ public:
 
   lldb::ProcessSP DebugProcess(ProcessLaunchInfo &launch_info,
                                Debugger &debugger, Target *target,
-                               Error &error) override;
+                               Status &error) override;
 
   void CalculateTrapHandlerSymbolNames() override;
 
diff --git a/source/Plugins/Platform/MacOSX/PlatformAppleSimulator.cpp b/source/Plugins/Platform/MacOSX/PlatformAppleSimulator.cpp
index 478d482eb0247..0197d27e76ef7 100644
--- a/source/Plugins/Platform/MacOSX/PlatformAppleSimulator.cpp
+++ b/source/Plugins/Platform/MacOSX/PlatformAppleSimulator.cpp
@@ -21,8 +21,8 @@
 // Project includes
 #include "lldb/Host/PseudoTerminal.h"
 #include "lldb/Target/Process.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/LLDBAssert.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 #include "llvm/Support/Threading.h"
 
@@ -55,14 +55,14 @@ PlatformAppleSimulator::PlatformAppleSimulator()
 //------------------------------------------------------------------
 PlatformAppleSimulator::~PlatformAppleSimulator() {}
 
-lldb_private::Error PlatformAppleSimulator::LaunchProcess(
+lldb_private::Status PlatformAppleSimulator::LaunchProcess(
     lldb_private::ProcessLaunchInfo &launch_info) {
 #if defined(__APPLE__)
   LoadCoreSimulator();
   CoreSimulatorSupport::Device device(GetSimulatorDevice());
 
   if (device.GetState() != CoreSimulatorSupport::Device::State::Booted) {
-    Error boot_err;
+    Status boot_err;
     device.Boot(boot_err);
     if (boot_err.Fail())
       return boot_err;
@@ -72,11 +72,11 @@ lldb_private::Error PlatformAppleSimulator::LaunchProcess(
 
   if (spawned) {
     launch_info.SetProcessID(spawned.GetPID());
-    return Error();
+    return Status();
   } else
     return spawned.GetError();
 #else
-  Error err;
+  Status err;
   err.SetErrorString(UNSUPPORTED_ERROR);
   return err;
 #endif
@@ -124,9 +124,9 @@ void PlatformAppleSimulator::GetStatus(Stream &strm) {
 #endif
 }
 
-Error PlatformAppleSimulator::ConnectRemote(Args &args) {
+Status PlatformAppleSimulator::ConnectRemote(Args &args) {
 #if defined(__APPLE__)
-  Error error;
+  Status error;
   if (args.GetArgumentCount() == 1) {
     if (m_device)
       DisconnectRemote();
@@ -156,18 +156,18 @@ Error PlatformAppleSimulator::ConnectRemote(Args &args) {
   }
   return error;
 #else
-  Error err;
+  Status err;
   err.SetErrorString(UNSUPPORTED_ERROR);
   return err;
 #endif
 }
 
-Error PlatformAppleSimulator::DisconnectRemote() {
+Status PlatformAppleSimulator::DisconnectRemote() {
 #if defined(__APPLE__)
   m_device.reset();
-  return Error();
+  return Status();
 #else
-  Error err;
+  Status err;
   err.SetErrorString(UNSUPPORTED_ERROR);
   return err;
 #endif
@@ -177,7 +177,7 @@ lldb::ProcessSP PlatformAppleSimulator::DebugProcess(
     ProcessLaunchInfo &launch_info, Debugger &debugger,
     Target *target, // Can be NULL, if NULL create a new target, else use
                     // existing one
-    Error &error) {
+    Status &error) {
 #if defined(__APPLE__)
   ProcessSP process_sp;
   // Make sure we stop at the entry point
diff --git a/source/Plugins/Platform/MacOSX/PlatformAppleSimulator.h b/source/Plugins/Platform/MacOSX/PlatformAppleSimulator.h
index 34f2ba2d9bfb6..44feb019dc73c 100644
--- a/source/Plugins/Platform/MacOSX/PlatformAppleSimulator.h
+++ b/source/Plugins/Platform/MacOSX/PlatformAppleSimulator.h
@@ -38,19 +38,19 @@ public:
 
   virtual ~PlatformAppleSimulator();
 
-  lldb_private::Error
+  lldb_private::Status
   LaunchProcess(lldb_private::ProcessLaunchInfo &launch_info) override;
 
   void GetStatus(lldb_private::Stream &strm) override;
 
-  lldb_private::Error ConnectRemote(lldb_private::Args &args) override;
+  lldb_private::Status ConnectRemote(lldb_private::Args &args) override;
 
-  lldb_private::Error DisconnectRemote() override;
+  lldb_private::Status DisconnectRemote() override;
 
   lldb::ProcessSP DebugProcess(lldb_private::ProcessLaunchInfo &launch_info,
                                lldb_private::Debugger &debugger,
                                lldb_private::Target *target,
-                               lldb_private::Error &error) override;
+                               lldb_private::Status &error) override;
 
 protected:
   std::mutex m_core_sim_path_mutex;
diff --git a/source/Plugins/Platform/MacOSX/PlatformAppleTVSimulator.cpp b/source/Plugins/Platform/MacOSX/PlatformAppleTVSimulator.cpp
index 38fe412c85743..52188eefb3661 100644
--- a/source/Plugins/Platform/MacOSX/PlatformAppleTVSimulator.cpp
+++ b/source/Plugins/Platform/MacOSX/PlatformAppleTVSimulator.cpp
@@ -23,9 +23,9 @@
 #include "lldb/Host/HostInfo.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 #include "llvm/Support/FileSystem.h"
@@ -171,10 +171,10 @@ void PlatformAppleTVSimulator::GetStatus(Stream &strm) {
     strm.PutCString("  SDK Path: error: unable to locate SDK\n");
 }
 
-Error PlatformAppleTVSimulator::ResolveExecutable(
+Status PlatformAppleTVSimulator::ResolveExecutable(
     const ModuleSpec &module_spec, lldb::ModuleSP &exe_module_sp,
     const FileSpecList *module_search_paths_ptr) {
-  Error error;
+  Status error;
   // Nothing special to do here, just use the actual file and architecture
 
   ModuleSpec resolved_module_spec(module_spec);
@@ -301,10 +301,10 @@ const char *PlatformAppleTVSimulator::GetSDKDirectoryAsCString() {
   return NULL;
 }
 
-Error PlatformAppleTVSimulator::GetSymbolFile(const FileSpec &platform_file,
-                                              const UUID *uuid_ptr,
-                                              FileSpec &local_file) {
-  Error error;
+Status PlatformAppleTVSimulator::GetSymbolFile(const FileSpec &platform_file,
+                                               const UUID *uuid_ptr,
+                                               FileSpec &local_file) {
+  Status error;
   char platform_file_path[PATH_MAX];
   if (platform_file.GetPath(platform_file_path, sizeof(platform_file_path))) {
     char resolved_path[PATH_MAX];
@@ -333,7 +333,7 @@ Error PlatformAppleTVSimulator::GetSymbolFile(const FileSpec &platform_file,
   return error;
 }
 
-Error PlatformAppleTVSimulator::GetSharedModule(
+Status PlatformAppleTVSimulator::GetSharedModule(
     const ModuleSpec &module_spec, lldb_private::Process *process,
     ModuleSP &module_sp, const FileSpecList *module_search_paths_ptr,
     ModuleSP *old_module_sp_ptr, bool *did_create_ptr) {
@@ -341,7 +341,7 @@ Error PlatformAppleTVSimulator::GetSharedModule(
   // system. So first we ask for the file in the cached SDK,
   // then we attempt to get a shared module for the right architecture
   // with the right UUID.
-  Error error;
+  Status error;
   ModuleSpec platform_module_spec(module_spec);
   const FileSpec &platform_file = module_spec.GetFileSpec();
   error = GetSymbolFile(platform_file, module_spec.GetUUIDPtr(),
diff --git a/source/Plugins/Platform/MacOSX/PlatformAppleTVSimulator.h b/source/Plugins/Platform/MacOSX/PlatformAppleTVSimulator.h
index 311ba05d76a22..8cecb4d496ab6 100644
--- a/source/Plugins/Platform/MacOSX/PlatformAppleTVSimulator.h
+++ b/source/Plugins/Platform/MacOSX/PlatformAppleTVSimulator.h
@@ -51,7 +51,7 @@ public:
   //------------------------------------------------------------
   // lldb_private::Platform functions
   //------------------------------------------------------------
-  lldb_private::Error ResolveExecutable(
+  lldb_private::Status ResolveExecutable(
       const lldb_private::ModuleSpec &module_spec, lldb::ModuleSP &module_sp,
       const lldb_private::FileSpecList *module_search_paths_ptr) override;
 
@@ -59,12 +59,12 @@ public:
 
   void GetStatus(lldb_private::Stream &strm) override;
 
-  virtual lldb_private::Error
+  virtual lldb_private::Status
   GetSymbolFile(const lldb_private::FileSpec &platform_file,
                 const lldb_private::UUID *uuid_ptr,
                 lldb_private::FileSpec &local_file);
 
-  lldb_private::Error
+  lldb_private::Status
   GetSharedModule(const lldb_private::ModuleSpec &module_spec,
                   lldb_private::Process *process, lldb::ModuleSP &module_sp,
                   const lldb_private::FileSpecList *module_search_paths_ptr,
diff --git a/source/Plugins/Platform/MacOSX/PlatformAppleWatchSimulator.cpp b/source/Plugins/Platform/MacOSX/PlatformAppleWatchSimulator.cpp
index 1ffdc1ab7c8eb..b9f493294a037 100644
--- a/source/Plugins/Platform/MacOSX/PlatformAppleWatchSimulator.cpp
+++ b/source/Plugins/Platform/MacOSX/PlatformAppleWatchSimulator.cpp
@@ -23,9 +23,9 @@
 #include "lldb/Host/HostInfo.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 using namespace lldb;
@@ -171,10 +171,10 @@ void PlatformAppleWatchSimulator::GetStatus(Stream &strm) {
     strm.PutCString("  SDK Path: error: unable to locate SDK\n");
 }
 
-Error PlatformAppleWatchSimulator::ResolveExecutable(
+Status PlatformAppleWatchSimulator::ResolveExecutable(
     const ModuleSpec &module_spec, lldb::ModuleSP &exe_module_sp,
     const FileSpecList *module_search_paths_ptr) {
-  Error error;
+  Status error;
   // Nothing special to do here, just use the actual file and architecture
 
   ModuleSpec resolved_module_spec(module_spec);
@@ -301,10 +301,10 @@ const char *PlatformAppleWatchSimulator::GetSDKDirectoryAsCString() {
   return NULL;
 }
 
-Error PlatformAppleWatchSimulator::GetSymbolFile(const FileSpec &platform_file,
-                                                 const UUID *uuid_ptr,
-                                                 FileSpec &local_file) {
-  Error error;
+Status PlatformAppleWatchSimulator::GetSymbolFile(const FileSpec &platform_file,
+                                                  const UUID *uuid_ptr,
+                                                  FileSpec &local_file) {
+  Status error;
   char platform_file_path[PATH_MAX];
   if (platform_file.GetPath(platform_file_path, sizeof(platform_file_path))) {
     char resolved_path[PATH_MAX];
@@ -333,7 +333,7 @@ Error PlatformAppleWatchSimulator::GetSymbolFile(const FileSpec &platform_file,
   return error;
 }
 
-Error PlatformAppleWatchSimulator::GetSharedModule(
+Status PlatformAppleWatchSimulator::GetSharedModule(
     const ModuleSpec &module_spec, lldb_private::Process *process,
     ModuleSP &module_sp, const FileSpecList *module_search_paths_ptr,
     ModuleSP *old_module_sp_ptr, bool *did_create_ptr) {
@@ -341,7 +341,7 @@ Error PlatformAppleWatchSimulator::GetSharedModule(
   // system. So first we ask for the file in the cached SDK,
   // then we attempt to get a shared module for the right architecture
   // with the right UUID.
-  Error error;
+  Status error;
   ModuleSpec platform_module_spec(module_spec);
   const FileSpec &platform_file = module_spec.GetFileSpec();
   error = GetSymbolFile(platform_file, module_spec.GetUUIDPtr(),
diff --git a/source/Plugins/Platform/MacOSX/PlatformAppleWatchSimulator.h b/source/Plugins/Platform/MacOSX/PlatformAppleWatchSimulator.h
index 2b15611df47ba..30aa42c964a55 100644
--- a/source/Plugins/Platform/MacOSX/PlatformAppleWatchSimulator.h
+++ b/source/Plugins/Platform/MacOSX/PlatformAppleWatchSimulator.h
@@ -51,7 +51,7 @@ public:
   //------------------------------------------------------------
   // lldb_private::Platform functions
   //------------------------------------------------------------
-  lldb_private::Error ResolveExecutable(
+  lldb_private::Status ResolveExecutable(
       const lldb_private::ModuleSpec &module_spec, lldb::ModuleSP &module_sp,
       const lldb_private::FileSpecList *module_search_paths_ptr) override;
 
@@ -59,12 +59,12 @@ public:
 
   void GetStatus(lldb_private::Stream &strm) override;
 
-  virtual lldb_private::Error
+  virtual lldb_private::Status
   GetSymbolFile(const lldb_private::FileSpec &platform_file,
                 const lldb_private::UUID *uuid_ptr,
                 lldb_private::FileSpec &local_file);
 
-  lldb_private::Error
+  lldb_private::Status
   GetSharedModule(const lldb_private::ModuleSpec &module_spec,
                   lldb_private::Process *process, lldb::ModuleSP &module_sp,
                   const lldb_private::FileSpecList *module_search_paths_ptr,
diff --git a/source/Plugins/Platform/MacOSX/PlatformDarwin.cpp b/source/Plugins/Platform/MacOSX/PlatformDarwin.cpp
index 02459045869ad..d69a02e41d514 100644
--- a/source/Plugins/Platform/MacOSX/PlatformDarwin.cpp
+++ b/source/Plugins/Platform/MacOSX/PlatformDarwin.cpp
@@ -36,8 +36,8 @@
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
 #include "lldb/Utility/DataBufferLLVM.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/Support/FileSystem.h"
 #include "llvm/Support/Threading.h"
@@ -195,10 +195,10 @@ FileSpecList PlatformDarwin::LocateExecutableScriptingResources(
   return file_list;
 }
 
-Error PlatformDarwin::ResolveSymbolFile(Target &target,
-                                        const ModuleSpec &sym_spec,
-                                        FileSpec &sym_file) {
-  Error error;
+Status PlatformDarwin::ResolveSymbolFile(Target &target,
+                                         const ModuleSpec &sym_spec,
+                                         FileSpec &sym_file) {
+  Status error;
   sym_file = sym_spec.GetSymbolFileSpec();
 
   llvm::sys::fs::file_status st;
@@ -219,23 +219,23 @@ Error PlatformDarwin::ResolveSymbolFile(Target &target,
   return error;
 }
 
-static lldb_private::Error
+static lldb_private::Status
 MakeCacheFolderForFile(const FileSpec &module_cache_spec) {
   FileSpec module_cache_folder =
       module_cache_spec.CopyByRemovingLastPathComponent();
   return llvm::sys::fs::create_directory(module_cache_folder.GetPath());
 }
 
-static lldb_private::Error
+static lldb_private::Status
 BringInRemoteFile(Platform *platform,
                   const lldb_private::ModuleSpec &module_spec,
                   const FileSpec &module_cache_spec) {
   MakeCacheFolderForFile(module_cache_spec);
-  Error err = platform->GetFile(module_spec.GetFileSpec(), module_cache_spec);
+  Status err = platform->GetFile(module_spec.GetFileSpec(), module_cache_spec);
   return err;
 }
 
-lldb_private::Error PlatformDarwin::GetSharedModuleWithLocalCache(
+lldb_private::Status PlatformDarwin::GetSharedModuleWithLocalCache(
     const lldb_private::ModuleSpec &module_spec, lldb::ModuleSP &module_sp,
     const lldb_private::FileSpecList *module_search_paths_ptr,
     lldb::ModuleSP *old_module_sp_ptr, bool *did_create_ptr) {
@@ -252,7 +252,7 @@ lldb_private::Error PlatformDarwin::GetSharedModuleWithLocalCache(
                 module_spec.GetSymbolFileSpec().GetDirectory().AsCString(),
                 module_spec.GetSymbolFileSpec().GetFilename().AsCString());
 
-  Error err;
+  Status err;
 
   err = ModuleList::GetSharedModule(module_spec, module_sp,
                                     module_search_paths_ptr, old_module_sp_ptr,
@@ -286,7 +286,7 @@ lldb_private::Error PlatformDarwin::GetSharedModuleWithLocalCache(
                                 module_spec.GetArchitecture());
           module_sp.reset(new Module(local_spec));
           module_sp->SetPlatformFileSpec(module_spec.GetFileSpec());
-          return Error();
+          return Status();
         }
       }
 
@@ -300,7 +300,7 @@ lldb_private::Error PlatformDarwin::GetSharedModuleWithLocalCache(
           uint64_t high_local, high_remote, low_local, low_remote;
           auto MD5 = llvm::sys::fs::md5_contents(module_cache_spec.GetPath());
           if (!MD5)
-            return Error(MD5.getError());
+            return Status(MD5.getError());
           std::tie(high_local, low_local) = MD5->words();
 
           m_remote_platform_sp->CalculateMD5(module_spec.GetFileSpec(),
@@ -314,7 +314,8 @@ lldb_private::Error PlatformDarwin::GetSharedModuleWithLocalCache(
                   (IsHost() ? "host" : "remote"),
                   module_spec.GetFileSpec().GetDirectory().AsCString(),
                   module_spec.GetFileSpec().GetFilename().AsCString());
-            Error err = BringInRemoteFile(this, module_spec, module_cache_spec);
+            Status err =
+                BringInRemoteFile(this, module_spec, module_cache_spec);
             if (err.Fail())
               return err;
           }
@@ -329,7 +330,7 @@ lldb_private::Error PlatformDarwin::GetSharedModuleWithLocalCache(
                       (IsHost() ? "host" : "remote"),
                       module_spec.GetFileSpec().GetDirectory().AsCString(),
                       module_spec.GetFileSpec().GetFilename().AsCString());
-        return Error();
+        return Status();
       }
 
       // bring in the remote module file
@@ -338,7 +339,7 @@ lldb_private::Error PlatformDarwin::GetSharedModuleWithLocalCache(
                     (IsHost() ? "host" : "remote"),
                     module_spec.GetFileSpec().GetDirectory().AsCString(),
                     module_spec.GetFileSpec().GetFilename().AsCString());
-      Error err = BringInRemoteFile(this, module_spec, module_cache_spec);
+      Status err = BringInRemoteFile(this, module_spec, module_cache_spec);
       if (err.Fail())
         return err;
       if (module_cache_spec.Exists()) {
@@ -351,20 +352,20 @@ lldb_private::Error PlatformDarwin::GetSharedModuleWithLocalCache(
         ModuleSpec local_spec(module_cache_spec, module_spec.GetArchitecture());
         module_sp.reset(new Module(local_spec));
         module_sp->SetPlatformFileSpec(module_spec.GetFileSpec());
-        return Error();
+        return Status();
       } else
-        return Error("unable to obtain valid module file");
+        return Status("unable to obtain valid module file");
     } else
-      return Error("no cache path");
+      return Status("no cache path");
   } else
-    return Error("unable to resolve module");
+    return Status("unable to resolve module");
 }
 
-Error PlatformDarwin::GetSharedModule(
+Status PlatformDarwin::GetSharedModule(
     const ModuleSpec &module_spec, Process *process, ModuleSP &module_sp,
     const FileSpecList *module_search_paths_ptr, ModuleSP *old_module_sp_ptr,
     bool *did_create_ptr) {
-  Error error;
+  Status error;
   module_sp.reset();
 
   if (IsRemote()) {
@@ -393,7 +394,7 @@ Error PlatformDarwin::GetSharedModule(
           ModuleSpec new_module_spec(module_spec);
           new_module_spec.GetFileSpec() = bundle_directory;
           if (Host::ResolveExecutableInBundle(new_module_spec.GetFileSpec())) {
-            Error new_error(Platform::GetSharedModule(
+            Status new_error(Platform::GetSharedModule(
                 new_module_spec, process, module_sp, NULL, old_module_sp_ptr,
                 did_create_ptr));
 
@@ -420,7 +421,7 @@ Error PlatformDarwin::GetSharedModule(
               if (new_file_spec.Exists()) {
                 ModuleSpec new_module_spec(module_spec);
                 new_module_spec.GetFileSpec() = new_file_spec;
-                Error new_error(Platform::GetSharedModule(
+                Status new_error(Platform::GetSharedModule(
                     new_module_spec, process, module_sp, NULL,
                     old_module_sp_ptr, did_create_ptr));
 
@@ -1185,7 +1186,7 @@ const char *PlatformDarwin::GetDeveloperDirectory() {
         int exit_status = -1;
         int signo = -1;
         std::string command_output;
-        Error error =
+        Status error =
             Host::RunShellCommand("/usr/bin/xcode-select --print-path",
                                   NULL, // current working directory
                                   &exit_status, &signo, &command_output,
@@ -1361,7 +1362,7 @@ static FileSpec GetXcodeContentsPath() {
         int signo = 0;
         std::string output;
         const char *command = "/usr/bin/xcode-select -p";
-        lldb_private::Error error = Host::RunShellCommand(
+        lldb_private::Status error = Host::RunShellCommand(
             command, // shell command to run
             NULL,    // current working directory
             &status, // Put the exit status of the process in here
@@ -1739,7 +1740,7 @@ lldb_private::FileSpec PlatformDarwin::LocateExecutable(const char *basename) {
   return FileSpec();
 }
 
-lldb_private::Error
+lldb_private::Status
 PlatformDarwin::LaunchProcess(lldb_private::ProcessLaunchInfo &launch_info) {
   // Starting in Fall 2016 OSes, NSLog messages only get mirrored to stderr
   // if the OS_ACTIVITY_DT_MODE environment variable is set.  (It doesn't
diff --git a/source/Plugins/Platform/MacOSX/PlatformDarwin.h b/source/Plugins/Platform/MacOSX/PlatformDarwin.h
index 9430c269c27e5..6495609ac495e 100644
--- a/source/Plugins/Platform/MacOSX/PlatformDarwin.h
+++ b/source/Plugins/Platform/MacOSX/PlatformDarwin.h
@@ -32,7 +32,7 @@ public:
   //------------------------------------------------------------
   // lldb_private::Platform functions
   //------------------------------------------------------------
-  lldb_private::Error
+  lldb_private::Status
   ResolveSymbolFile(lldb_private::Target &target,
                     const lldb_private::ModuleSpec &sym_spec,
                     lldb_private::FileSpec &sym_file) override;
@@ -41,7 +41,7 @@ public:
       lldb_private::Target *target, lldb_private::Module &module,
       lldb_private::Stream *feedback_stream) override;
 
-  lldb_private::Error
+  lldb_private::Status
   GetSharedModule(const lldb_private::ModuleSpec &module_spec,
                   lldb_private::Process *process, lldb::ModuleSP &module_sp,
                   const lldb_private::FileSpecList *module_search_paths_ptr,
@@ -79,7 +79,7 @@ public:
 
   lldb_private::FileSpec LocateExecutable(const char *basename) override;
 
-  lldb_private::Error
+  lldb_private::Status
   LaunchProcess(lldb_private::ProcessLaunchInfo &launch_info) override;
 
   static std::tuple<uint32_t, uint32_t, uint32_t, llvm::StringRef>
@@ -90,7 +90,7 @@ protected:
 
   void ReadLibdispatchOffsets(lldb_private::Process *process);
 
-  virtual lldb_private::Error GetSharedModuleWithLocalCache(
+  virtual lldb_private::Status GetSharedModuleWithLocalCache(
       const lldb_private::ModuleSpec &module_spec, lldb::ModuleSP &module_sp,
       const lldb_private::FileSpecList *module_search_paths_ptr,
       lldb::ModuleSP *old_module_sp_ptr, bool *did_create_ptr);
diff --git a/source/Plugins/Platform/MacOSX/PlatformDarwinKernel.cpp b/source/Plugins/Platform/MacOSX/PlatformDarwinKernel.cpp
index 08df0565acc87..f168fb6fda5e8 100644
--- a/source/Plugins/Platform/MacOSX/PlatformDarwinKernel.cpp
+++ b/source/Plugins/Platform/MacOSX/PlatformDarwinKernel.cpp
@@ -31,9 +31,9 @@
 #include "lldb/Target/Platform.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 #include "llvm/Support/FileSystem.h"
@@ -664,11 +664,11 @@ bool PlatformDarwinKernel::KernelHasdSYMSibling(const FileSpec &kernel_binary) {
   return false;
 }
 
-Error PlatformDarwinKernel::GetSharedModule(
+Status PlatformDarwinKernel::GetSharedModule(
     const ModuleSpec &module_spec, Process *process, ModuleSP &module_sp,
     const FileSpecList *module_search_paths_ptr, ModuleSP *old_module_sp_ptr,
     bool *did_create_ptr) {
-  Error error;
+  Status error;
   module_sp.reset();
   const FileSpec &platform_file = module_spec.GetFileSpec();
 
@@ -774,10 +774,10 @@ Error PlatformDarwinKernel::GetSharedModule(
                                          old_module_sp_ptr, did_create_ptr);
 }
 
-Error PlatformDarwinKernel::ExamineKextForMatchingUUID(
+Status PlatformDarwinKernel::ExamineKextForMatchingUUID(
     const FileSpec &kext_bundle_path, const lldb_private::UUID &uuid,
     const ArchSpec &arch, ModuleSP &exe_module_sp) {
-  Error error;
+  Status error;
   FileSpec exe_file = kext_bundle_path;
   Host::ResolveExecutableInBundle(exe_file);
   if (exe_file.Exists()) {
diff --git a/source/Plugins/Platform/MacOSX/PlatformDarwinKernel.h b/source/Plugins/Platform/MacOSX/PlatformDarwinKernel.h
index 6ee5916e613a7..9b3ec5e0d7179 100644
--- a/source/Plugins/Platform/MacOSX/PlatformDarwinKernel.h
+++ b/source/Plugins/Platform/MacOSX/PlatformDarwinKernel.h
@@ -66,7 +66,7 @@ public:
 
   void GetStatus(lldb_private::Stream &strm) override;
 
-  lldb_private::Error
+  lldb_private::Status
   GetSharedModule(const lldb_private::ModuleSpec &module_spec,
                   lldb_private::Process *process, lldb::ModuleSP &module_sp,
                   const lldb_private::FileSpecList *module_search_paths_ptr,
@@ -139,7 +139,7 @@ protected:
   static bool
   KernelHasdSYMSibling(const lldb_private::FileSpec &kext_bundle_filepath);
 
-  lldb_private::Error
+  lldb_private::Status
   ExamineKextForMatchingUUID(const lldb_private::FileSpec &kext_bundle_path,
                              const lldb_private::UUID &uuid,
                              const lldb_private::ArchSpec &arch,
diff --git a/source/Plugins/Platform/MacOSX/PlatformMacOSX.cpp b/source/Plugins/Platform/MacOSX/PlatformMacOSX.cpp
index 11d0457a783e4..c08417a80ae42 100644
--- a/source/Plugins/Platform/MacOSX/PlatformMacOSX.cpp
+++ b/source/Plugins/Platform/MacOSX/PlatformMacOSX.cpp
@@ -27,9 +27,9 @@
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
 #include "lldb/Utility/DataBufferHeap.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 using namespace lldb;
@@ -190,7 +190,7 @@ ConstString PlatformMacOSX::GetSDKDirectory(lldb_private::Target &target) {
             int signo = 0;
             std::string output;
             const char *command = "xcrun -sdk macosx --show-sdk-path";
-            lldb_private::Error error = RunShellCommand(
+            lldb_private::Status error = RunShellCommand(
                 command, // shell command to run
                 NULL,    // current working directory
                 &status, // Put the exit status of the process in here
@@ -235,9 +235,9 @@ ConstString PlatformMacOSX::GetSDKDirectory(lldb_private::Target &target) {
   return ConstString();
 }
 
-Error PlatformMacOSX::GetSymbolFile(const FileSpec &platform_file,
-                                    const UUID *uuid_ptr,
-                                    FileSpec &local_file) {
+Status PlatformMacOSX::GetSymbolFile(const FileSpec &platform_file,
+                                     const UUID *uuid_ptr,
+                                     FileSpec &local_file) {
   if (IsRemote()) {
     if (m_remote_platform_sp)
       return m_remote_platform_sp->GetFileWithUUID(platform_file, uuid_ptr,
@@ -246,10 +246,10 @@ Error PlatformMacOSX::GetSymbolFile(const FileSpec &platform_file,
 
   // Default to the local case
   local_file = platform_file;
-  return Error();
+  return Status();
 }
 
-lldb_private::Error
+lldb_private::Status
 PlatformMacOSX::GetFileWithUUID(const lldb_private::FileSpec &platform_file,
                                 const lldb_private::UUID *uuid_ptr,
                                 lldb_private::FileSpec &local_file) {
@@ -263,7 +263,7 @@ PlatformMacOSX::GetFileWithUUID(const lldb_private::FileSpec &platform_file,
     if (local_os_build.compare(remote_os_build) == 0) {
       // same OS version: the local file is good enough
       local_file = platform_file;
-      return Error();
+      return Status();
     } else {
       // try to find the file in the cache
       std::string cache_path(GetLocalCacheDirectory());
@@ -272,13 +272,14 @@ PlatformMacOSX::GetFileWithUUID(const lldb_private::FileSpec &platform_file,
       FileSpec module_cache_spec(cache_path, false);
       if (module_cache_spec.Exists()) {
         local_file = module_cache_spec;
-        return Error();
+        return Status();
       }
       // bring in the remote module file
       FileSpec module_cache_folder =
           module_cache_spec.CopyByRemovingLastPathComponent();
       // try to make the local directory first
-      Error err(llvm::sys::fs::create_directory(module_cache_folder.GetPath()));
+      Status err(
+          llvm::sys::fs::create_directory(module_cache_folder.GetPath()));
       if (err.Fail())
         return err;
       err = GetFile(platform_file, module_cache_spec);
@@ -286,13 +287,13 @@ PlatformMacOSX::GetFileWithUUID(const lldb_private::FileSpec &platform_file,
         return err;
       if (module_cache_spec.Exists()) {
         local_file = module_cache_spec;
-        return Error();
+        return Status();
       } else
-        return Error("unable to obtain valid module file");
+        return Status("unable to obtain valid module file");
     }
   }
   local_file = platform_file;
-  return Error();
+  return Status();
 }
 
 bool PlatformMacOSX::GetSupportedArchitectureAtIndex(uint32_t idx,
@@ -304,12 +305,12 @@ bool PlatformMacOSX::GetSupportedArchitectureAtIndex(uint32_t idx,
 #endif
 }
 
-lldb_private::Error PlatformMacOSX::GetSharedModule(
+lldb_private::Status PlatformMacOSX::GetSharedModule(
     const lldb_private::ModuleSpec &module_spec, Process *process,
     lldb::ModuleSP &module_sp,
     const lldb_private::FileSpecList *module_search_paths_ptr,
     lldb::ModuleSP *old_module_sp_ptr, bool *did_create_ptr) {
-  Error error = GetSharedModuleWithLocalCache(
+  Status error = GetSharedModuleWithLocalCache(
       module_spec, module_sp, module_search_paths_ptr, old_module_sp_ptr,
       did_create_ptr);
 
@@ -324,7 +325,7 @@ lldb_private::Error PlatformMacOSX::GetSharedModule(
         lldb::ModuleSP x86_64_module_sp;
         lldb::ModuleSP old_x86_64_module_sp;
         bool did_create = false;
-        Error x86_64_error = GetSharedModuleWithLocalCache(
+        Status x86_64_error = GetSharedModuleWithLocalCache(
             module_spec_x86_64, x86_64_module_sp, module_search_paths_ptr,
             &old_x86_64_module_sp, &did_create);
         if (x86_64_module_sp && x86_64_module_sp->GetObjectFile()) {
diff --git a/source/Plugins/Platform/MacOSX/PlatformMacOSX.h b/source/Plugins/Platform/MacOSX/PlatformMacOSX.h
index d5b5d69f1fb3e..d1e609258d4d7 100644
--- a/source/Plugins/Platform/MacOSX/PlatformMacOSX.h
+++ b/source/Plugins/Platform/MacOSX/PlatformMacOSX.h
@@ -45,7 +45,7 @@ public:
 
   uint32_t GetPluginVersion() override { return 1; }
 
-  lldb_private::Error
+  lldb_private::Status
   GetSharedModule(const lldb_private::ModuleSpec &module_spec,
                   lldb_private::Process *process, lldb::ModuleSP &module_sp,
                   const lldb_private::FileSpecList *module_search_paths_ptr,
@@ -56,17 +56,18 @@ public:
     return GetDescriptionStatic(IsHost());
   }
 
-  lldb_private::Error GetSymbolFile(const lldb_private::FileSpec &platform_file,
-                                    const lldb_private::UUID *uuid_ptr,
-                                    lldb_private::FileSpec &local_file);
+  lldb_private::Status
+  GetSymbolFile(const lldb_private::FileSpec &platform_file,
+                const lldb_private::UUID *uuid_ptr,
+                lldb_private::FileSpec &local_file);
 
-  lldb_private::Error
+  lldb_private::Status
   GetFile(const lldb_private::FileSpec &source,
           const lldb_private::FileSpec &destination) override {
     return PlatformDarwin::GetFile(source, destination);
   }
 
-  lldb_private::Error
+  lldb_private::Status
   GetFileWithUUID(const lldb_private::FileSpec &platform_file,
                   const lldb_private::UUID *uuid_ptr,
                   lldb_private::FileSpec &local_file) override;
diff --git a/source/Plugins/Platform/MacOSX/PlatformRemoteAppleTV.cpp b/source/Plugins/Platform/MacOSX/PlatformRemoteAppleTV.cpp
index 6fdaa5997b46a..38facc4aa124c 100644
--- a/source/Plugins/Platform/MacOSX/PlatformRemoteAppleTV.cpp
+++ b/source/Plugins/Platform/MacOSX/PlatformRemoteAppleTV.cpp
@@ -25,9 +25,9 @@
 #include "lldb/Host/Host.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 using namespace lldb;
diff --git a/source/Plugins/Platform/MacOSX/PlatformRemoteAppleWatch.cpp b/source/Plugins/Platform/MacOSX/PlatformRemoteAppleWatch.cpp
index 1869264309730..bbd8f16989370 100644
--- a/source/Plugins/Platform/MacOSX/PlatformRemoteAppleWatch.cpp
+++ b/source/Plugins/Platform/MacOSX/PlatformRemoteAppleWatch.cpp
@@ -25,9 +25,9 @@
 #include "lldb/Host/Host.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 using namespace lldb;
diff --git a/source/Plugins/Platform/MacOSX/PlatformRemoteDarwinDevice.cpp b/source/Plugins/Platform/MacOSX/PlatformRemoteDarwinDevice.cpp
index 0302e7b3aaf80..f7395fb8cf3d2 100644
--- a/source/Plugins/Platform/MacOSX/PlatformRemoteDarwinDevice.cpp
+++ b/source/Plugins/Platform/MacOSX/PlatformRemoteDarwinDevice.cpp
@@ -22,9 +22,9 @@
 #include "lldb/Host/Host.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 using namespace lldb;
@@ -75,10 +75,10 @@ void PlatformRemoteDarwinDevice::GetStatus(Stream &strm) {
   }
 }
 
-Error PlatformRemoteDarwinDevice::ResolveExecutable(
+Status PlatformRemoteDarwinDevice::ResolveExecutable(
     const ModuleSpec &ms, lldb::ModuleSP &exe_module_sp,
     const FileSpecList *module_search_paths_ptr) {
-  Error error;
+  Status error;
   // Nothing special to do here, just use the actual file and architecture
 
   ModuleSpec resolved_module_spec(ms);
@@ -429,11 +429,11 @@ bool PlatformRemoteDarwinDevice::GetFileInSDK(const char *platform_file_path,
   return false;
 }
 
-Error PlatformRemoteDarwinDevice::GetSymbolFile(const FileSpec &platform_file,
-                                       const UUID *uuid_ptr,
-                                       FileSpec &local_file) {
+Status PlatformRemoteDarwinDevice::GetSymbolFile(const FileSpec &platform_file,
+                                                 const UUID *uuid_ptr,
+                                                 FileSpec &local_file) {
   Log *log = lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_HOST);
-  Error error;
+  Status error;
   char platform_file_path[PATH_MAX];
   if (platform_file.GetPath(platform_file_path, sizeof(platform_file_path))) {
     char resolved_path[PATH_MAX];
@@ -489,7 +489,7 @@ Error PlatformRemoteDarwinDevice::GetSymbolFile(const FileSpec &platform_file,
   return error;
 }
 
-Error PlatformRemoteDarwinDevice::GetSharedModule(
+Status PlatformRemoteDarwinDevice::GetSharedModule(
     const ModuleSpec &module_spec, Process *process, ModuleSP &module_sp,
     const FileSpecList *module_search_paths_ptr, ModuleSP *old_module_sp_ptr,
     bool *did_create_ptr) {
@@ -500,7 +500,7 @@ Error PlatformRemoteDarwinDevice::GetSharedModule(
   const FileSpec &platform_file = module_spec.GetFileSpec();
   Log *log = lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_HOST);
 
-  Error error;
+  Status error;
   char platform_file_path[PATH_MAX];
 
   if (platform_file.GetPath(platform_file_path, sizeof(platform_file_path))) {
@@ -657,7 +657,7 @@ Error PlatformRemoteDarwinDevice::GetSharedModule(
         if (path_to_try.Exists()) {
           ModuleSpec new_module_spec(module_spec);
           new_module_spec.GetFileSpec() = path_to_try;
-          Error new_error(Platform::GetSharedModule(
+          Status new_error(Platform::GetSharedModule(
               new_module_spec, process, module_sp, NULL, old_module_sp_ptr,
               did_create_ptr));
 
diff --git a/source/Plugins/Platform/MacOSX/PlatformRemoteDarwinDevice.h b/source/Plugins/Platform/MacOSX/PlatformRemoteDarwinDevice.h
index 55fb4f920c666..f159e8575d765 100644
--- a/source/Plugins/Platform/MacOSX/PlatformRemoteDarwinDevice.h
+++ b/source/Plugins/Platform/MacOSX/PlatformRemoteDarwinDevice.h
@@ -30,18 +30,18 @@ public:
   //------------------------------------------------------------
   // lldb_private::Platform functions
   //------------------------------------------------------------
-  lldb_private::Error ResolveExecutable(
+  lldb_private::Status ResolveExecutable(
       const lldb_private::ModuleSpec &module_spec, lldb::ModuleSP &module_sp,
       const lldb_private::FileSpecList *module_search_paths_ptr) override;
 
   void GetStatus(lldb_private::Stream &strm) override;
 
-  virtual lldb_private::Error
+  virtual lldb_private::Status
   GetSymbolFile(const lldb_private::FileSpec &platform_file,
                 const lldb_private::UUID *uuid_ptr,
                 lldb_private::FileSpec &local_file);
 
-  lldb_private::Error
+  lldb_private::Status
   GetSharedModule(const lldb_private::ModuleSpec &module_spec,
                   lldb_private::Process *process, lldb::ModuleSP &module_sp,
                   const lldb_private::FileSpecList *module_search_paths_ptr,
diff --git a/source/Plugins/Platform/MacOSX/PlatformRemoteiOS.cpp b/source/Plugins/Platform/MacOSX/PlatformRemoteiOS.cpp
index ec1109fb4b44d..c52b636c8496f 100644
--- a/source/Plugins/Platform/MacOSX/PlatformRemoteiOS.cpp
+++ b/source/Plugins/Platform/MacOSX/PlatformRemoteiOS.cpp
@@ -22,9 +22,9 @@
 #include "lldb/Host/Host.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 using namespace lldb;
diff --git a/source/Plugins/Platform/MacOSX/PlatformiOSSimulator.cpp b/source/Plugins/Platform/MacOSX/PlatformiOSSimulator.cpp
index 9a082c701f028..3037dd854be70 100644
--- a/source/Plugins/Platform/MacOSX/PlatformiOSSimulator.cpp
+++ b/source/Plugins/Platform/MacOSX/PlatformiOSSimulator.cpp
@@ -24,9 +24,9 @@
 #include "lldb/Host/HostInfo.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 #include "llvm/Support/FileSystem.h"
@@ -177,10 +177,10 @@ void PlatformiOSSimulator::GetStatus(Stream &strm) {
   PlatformAppleSimulator::GetStatus(strm);
 }
 
-Error PlatformiOSSimulator::ResolveExecutable(
+Status PlatformiOSSimulator::ResolveExecutable(
     const ModuleSpec &module_spec, lldb::ModuleSP &exe_module_sp,
     const FileSpecList *module_search_paths_ptr) {
-  Error error;
+  Status error;
   // Nothing special to do here, just use the actual file and architecture
 
   ModuleSpec resolved_module_spec(module_spec);
@@ -306,10 +306,10 @@ const char *PlatformiOSSimulator::GetSDKDirectoryAsCString() {
   return NULL;
 }
 
-Error PlatformiOSSimulator::GetSymbolFile(const FileSpec &platform_file,
-                                          const UUID *uuid_ptr,
-                                          FileSpec &local_file) {
-  Error error;
+Status PlatformiOSSimulator::GetSymbolFile(const FileSpec &platform_file,
+                                           const UUID *uuid_ptr,
+                                           FileSpec &local_file) {
+  Status error;
   char platform_file_path[PATH_MAX];
   if (platform_file.GetPath(platform_file_path, sizeof(platform_file_path))) {
     char resolved_path[PATH_MAX];
@@ -338,7 +338,7 @@ Error PlatformiOSSimulator::GetSymbolFile(const FileSpec &platform_file,
   return error;
 }
 
-Error PlatformiOSSimulator::GetSharedModule(
+Status PlatformiOSSimulator::GetSharedModule(
     const ModuleSpec &module_spec, Process *process, ModuleSP &module_sp,
     const FileSpecList *module_search_paths_ptr, ModuleSP *old_module_sp_ptr,
     bool *did_create_ptr) {
@@ -346,7 +346,7 @@ Error PlatformiOSSimulator::GetSharedModule(
   // system. So first we ask for the file in the cached SDK,
   // then we attempt to get a shared module for the right architecture
   // with the right UUID.
-  Error error;
+  Status error;
   ModuleSpec platform_module_spec(module_spec);
   const FileSpec &platform_file = module_spec.GetFileSpec();
   error = GetSymbolFile(platform_file, module_spec.GetUUIDPtr(),
diff --git a/source/Plugins/Platform/MacOSX/PlatformiOSSimulator.h b/source/Plugins/Platform/MacOSX/PlatformiOSSimulator.h
index c8c7872b530db..2d81d6229f73a 100644
--- a/source/Plugins/Platform/MacOSX/PlatformiOSSimulator.h
+++ b/source/Plugins/Platform/MacOSX/PlatformiOSSimulator.h
@@ -51,7 +51,7 @@ public:
   //------------------------------------------------------------
   // lldb_private::Platform functions
   //------------------------------------------------------------
-  lldb_private::Error ResolveExecutable(
+  lldb_private::Status ResolveExecutable(
       const lldb_private::ModuleSpec &module_spec, lldb::ModuleSP &module_sp,
       const lldb_private::FileSpecList *module_search_paths_ptr) override;
 
@@ -59,12 +59,12 @@ public:
 
   void GetStatus(lldb_private::Stream &strm) override;
 
-  virtual lldb_private::Error
+  virtual lldb_private::Status
   GetSymbolFile(const lldb_private::FileSpec &platform_file,
                 const lldb_private::UUID *uuid_ptr,
                 lldb_private::FileSpec &local_file);
 
-  lldb_private::Error
+  lldb_private::Status
   GetSharedModule(const lldb_private::ModuleSpec &module_spec,
                   lldb_private::Process *process, lldb::ModuleSP &module_sp,
                   const lldb_private::FileSpecList *module_search_paths_ptr,
diff --git a/source/Plugins/Platform/MacOSX/PlatformiOSSimulatorCoreSimulatorSupport.h b/source/Plugins/Platform/MacOSX/PlatformiOSSimulatorCoreSimulatorSupport.h
index 2a2a6f73a0e12..31e11a60e4196 100644
--- a/source/Plugins/Platform/MacOSX/PlatformiOSSimulatorCoreSimulatorSupport.h
+++ b/source/Plugins/Platform/MacOSX/PlatformiOSSimulatorCoreSimulatorSupport.h
@@ -27,7 +27,7 @@ typedef void *id;
 #include "lldb/Interpreter/Args.h"
 #include "lldb/Target/ProcessLaunchInfo.h"
 #include "lldb/Utility/ConstString.h"
-#include "lldb/Utility/Error.h"
+#include "lldb/Utility/Status.h"
 
 #include "llvm/ADT/Optional.h"
 
@@ -39,17 +39,17 @@ public:
 
   explicit operator bool() { return m_pid != LLDB_INVALID_PROCESS_ID; }
 
-  lldb_private::Error GetError() { return m_error; }
+  lldb_private::Status GetError() { return m_error; }
 
 private:
   Process(lldb::pid_t p);
 
-  Process(lldb_private::Error error);
+  Process(lldb_private::Status error);
 
-  Process(lldb::pid_t p, lldb_private::Error error);
+  Process(lldb::pid_t p, lldb_private::Status error);
 
   lldb::pid_t m_pid;
-  lldb_private::Error m_error;
+  lldb_private::Status m_error;
 
   friend class Device;
 };
@@ -165,9 +165,9 @@ public:
 
   State GetState();
 
-  bool Boot(lldb_private::Error &err);
+  bool Boot(lldb_private::Status &err);
 
-  bool Shutdown(lldb_private::Error &err);
+  bool Shutdown(lldb_private::Status &err);
 
   std::string GetUDID() const;
 
diff --git a/source/Plugins/Platform/MacOSX/PlatformiOSSimulatorCoreSimulatorSupport.mm b/source/Plugins/Platform/MacOSX/PlatformiOSSimulatorCoreSimulatorSupport.mm
index de92aa0de7aaa..6a49b645c1e17 100644
--- a/source/Plugins/Platform/MacOSX/PlatformiOSSimulatorCoreSimulatorSupport.mm
+++ b/source/Plugins/Platform/MacOSX/PlatformiOSSimulatorCoreSimulatorSupport.mm
@@ -61,10 +61,10 @@ using namespace lldb_utility;
 
 CoreSimulatorSupport::Process::Process(lldb::pid_t p) : m_pid(p), m_error() {}
 
-CoreSimulatorSupport::Process::Process(Error error)
+CoreSimulatorSupport::Process::Process(Status error)
     : m_pid(LLDB_INVALID_PROCESS_ID), m_error(error) {}
 
-CoreSimulatorSupport::Process::Process(lldb::pid_t p, Error error)
+CoreSimulatorSupport::Process::Process(lldb::pid_t p, Status error)
     : m_pid(p), m_error(error) {}
 
 CoreSimulatorSupport::DeviceType::DeviceType()
@@ -345,7 +345,7 @@ operator!=(const CoreSimulatorSupport::ModelIdentifier &lhs,
   return false;
 }
 
-bool CoreSimulatorSupport::Device::Boot(Error &err) {
+bool CoreSimulatorSupport::Device::Boot(Status &err) {
   if (m_dev == nil) {
     err.SetErrorString("no valid simulator instance");
     return false;
@@ -371,7 +371,7 @@ bool CoreSimulatorSupport::Device::Boot(Error &err) {
   }
 }
 
-bool CoreSimulatorSupport::Device::Shutdown(Error &err) {
+bool CoreSimulatorSupport::Device::Shutdown(Status &err) {
   NSError *nserror;
   if ([m_dev shutdownWithError:&nserror]) {
     err.Clear();
@@ -382,10 +382,10 @@ bool CoreSimulatorSupport::Device::Shutdown(Error &err) {
   }
 }
 
-static Error HandleFileAction(ProcessLaunchInfo &launch_info,
-                              NSMutableDictionary *options, NSString *key,
-                              const int fd, File &file) {
-  Error error;
+static Status HandleFileAction(ProcessLaunchInfo &launch_info,
+                               NSMutableDictionary *options, NSString *key,
+                               const int fd, File &file) {
+  Status error;
   const FileAction *file_action = launch_info.GetFileActionForFD(fd);
   if (file_action) {
     switch (file_action->GetAction()) {
@@ -426,7 +426,7 @@ static Error HandleFileAction(ProcessLaunchInfo &launch_info,
             }
           }
         }
-        Error posix_error;
+        Status posix_error;
         int created_fd =
             open(file_spec.GetPath().c_str(), file_action->GetActionArgument(),
                  S_IRUSR | S_IWUSR);
@@ -499,7 +499,7 @@ CoreSimulatorSupport::Device::Spawn(ProcessLaunchInfo &launch_info) {
     [options setObject:env_dict forKey:kSimDeviceSpawnEnvironment];
   }
 
-  Error error;
+  Status error;
   File stdin_file;
   File stdout_file;
   File stderr_file;
diff --git a/source/Plugins/Platform/NetBSD/PlatformNetBSD.cpp b/source/Plugins/Platform/NetBSD/PlatformNetBSD.cpp
index 409f12deefcae..9df5b9fac3805 100644
--- a/source/Plugins/Platform/NetBSD/PlatformNetBSD.cpp
+++ b/source/Plugins/Platform/NetBSD/PlatformNetBSD.cpp
@@ -25,9 +25,9 @@
 #include "lldb/Host/HostInfo.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 // Define these constants from NetBSD mman.h for use when targeting
@@ -262,11 +262,11 @@ bool PlatformNetBSD::CanDebugProcess() {
 // lldb-launch, llgs-attach.  This differs from current lldb-launch,
 // debugserver-attach
 // approach on MacOSX.
-lldb::ProcessSP
-PlatformNetBSD::DebugProcess(ProcessLaunchInfo &launch_info, Debugger &debugger,
-                            Target *target, // Can be NULL, if NULL create a new
-                                            // target, else use existing one
-                            Error &error) {
+lldb::ProcessSP PlatformNetBSD::DebugProcess(
+    ProcessLaunchInfo &launch_info, Debugger &debugger,
+    Target *target, // Can be NULL, if NULL create a new
+                    // target, else use existing one
+    Status &error) {
   Log *log(GetLogIfAllCategoriesSet(LIBLLDB_LOG_PLATFORM));
   if (log)
     log->Printf("PlatformNetBSD::%s entered (target %p)", __FUNCTION__,
diff --git a/source/Plugins/Platform/NetBSD/PlatformNetBSD.h b/source/Plugins/Platform/NetBSD/PlatformNetBSD.h
index 500c61dab9706..b1aaa4ab5f59c 100644
--- a/source/Plugins/Platform/NetBSD/PlatformNetBSD.h
+++ b/source/Plugins/Platform/NetBSD/PlatformNetBSD.h
@@ -55,7 +55,7 @@ public:
 
   lldb::ProcessSP DebugProcess(ProcessLaunchInfo &launch_info,
                                Debugger &debugger, Target *target,
-                               Error &error) override;
+                               Status &error) override;
 
   void CalculateTrapHandlerSymbolNames() override;
 
diff --git a/source/Plugins/Platform/OpenBSD/PlatformOpenBSD.cpp b/source/Plugins/Platform/OpenBSD/PlatformOpenBSD.cpp
index e3816d0276b27..edb8ec951d374 100644
--- a/source/Plugins/Platform/OpenBSD/PlatformOpenBSD.cpp
+++ b/source/Plugins/Platform/OpenBSD/PlatformOpenBSD.cpp
@@ -25,9 +25,9 @@
 #include "lldb/Host/HostInfo.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 
 // Define these constants from OpenBSD mman.h for use when targeting
diff --git a/source/Plugins/Platform/POSIX/PlatformPOSIX.cpp b/source/Plugins/Platform/POSIX/PlatformPOSIX.cpp
index 0032c804987c5..f4cf22ad75830 100644
--- a/source/Plugins/Platform/POSIX/PlatformPOSIX.cpp
+++ b/source/Plugins/Platform/POSIX/PlatformPOSIX.cpp
@@ -88,7 +88,7 @@ bool PlatformPOSIX::IsConnected() const {
   return false;
 }
 
-lldb_private::Error PlatformPOSIX::RunShellCommand(
+lldb_private::Status PlatformPOSIX::RunShellCommand(
     const char *command, // Shouldn't be NULL
     const FileSpec &
         working_dir, // Pass empty FileSpec to use the current working directory
@@ -109,14 +109,15 @@ lldb_private::Error PlatformPOSIX::RunShellCommand(
                                                    status_ptr, signo_ptr,
                                                    command_output, timeout_sec);
     else
-      return Error("unable to run a remote command without a platform");
+      return Status("unable to run a remote command without a platform");
   }
 }
 
-Error PlatformPOSIX::ResolveExecutable(const ModuleSpec &module_spec,
-                                  lldb::ModuleSP &exe_module_sp,
-                                  const FileSpecList *module_search_paths_ptr) {
-  Error error;
+Status
+PlatformPOSIX::ResolveExecutable(const ModuleSpec &module_spec,
+                                 lldb::ModuleSP &exe_module_sp,
+                                 const FileSpecList *module_search_paths_ptr) {
+  Status error;
   // Nothing special to do here, just use the actual file and architecture
 
   char exe_path[PATH_MAX];
@@ -250,16 +251,16 @@ Error PlatformPOSIX::ResolveExecutable(const ModuleSpec &module_spec,
   return error;
 }
 
-Error PlatformPOSIX::GetFileWithUUID(const FileSpec &platform_file,
-                                       const UUID *uuid_ptr,
-                                       FileSpec &local_file) {
+Status PlatformPOSIX::GetFileWithUUID(const FileSpec &platform_file,
+                                      const UUID *uuid_ptr,
+                                      FileSpec &local_file) {
   if (IsRemote() && m_remote_platform_sp)
       return m_remote_platform_sp->GetFileWithUUID(platform_file, uuid_ptr,
                                                    local_file);
 
   // Default to the local case
   local_file = platform_file;
-  return Error();
+  return Status();
 }
 
 bool PlatformPOSIX::GetProcessInfo(lldb::pid_t pid,
@@ -282,16 +283,16 @@ PlatformPOSIX::FindProcesses(const ProcessInstanceInfoMatch &match_info,
   return 0;
 }
 
-Error PlatformPOSIX::MakeDirectory(const FileSpec &file_spec,
-                                   uint32_t file_permissions) {
+Status PlatformPOSIX::MakeDirectory(const FileSpec &file_spec,
+                                    uint32_t file_permissions) {
   if (m_remote_platform_sp)
     return m_remote_platform_sp->MakeDirectory(file_spec, file_permissions);
   else
     return Platform::MakeDirectory(file_spec, file_permissions);
 }
 
-Error PlatformPOSIX::GetFilePermissions(const FileSpec &file_spec,
-                                        uint32_t &file_permissions) {
+Status PlatformPOSIX::GetFilePermissions(const FileSpec &file_spec,
+                                         uint32_t &file_permissions) {
   if (m_remote_platform_sp)
     return m_remote_platform_sp->GetFilePermissions(file_spec,
                                                     file_permissions);
@@ -299,8 +300,8 @@ Error PlatformPOSIX::GetFilePermissions(const FileSpec &file_spec,
     return Platform::GetFilePermissions(file_spec, file_permissions);
 }
 
-Error PlatformPOSIX::SetFilePermissions(const FileSpec &file_spec,
-                                        uint32_t file_permissions) {
+Status PlatformPOSIX::SetFilePermissions(const FileSpec &file_spec,
+                                         uint32_t file_permissions) {
   if (m_remote_platform_sp)
     return m_remote_platform_sp->SetFilePermissions(file_spec,
                                                     file_permissions);
@@ -310,7 +311,7 @@ Error PlatformPOSIX::SetFilePermissions(const FileSpec &file_spec,
 
 lldb::user_id_t PlatformPOSIX::OpenFile(const FileSpec &file_spec,
                                         uint32_t flags, uint32_t mode,
-                                        Error &error) {
+                                        Status &error) {
   if (IsHost())
     return FileCache::GetInstance().OpenFile(file_spec, flags, mode, error);
   else if (m_remote_platform_sp)
@@ -319,7 +320,7 @@ lldb::user_id_t PlatformPOSIX::OpenFile(const FileSpec &file_spec,
     return Platform::OpenFile(file_spec, flags, mode, error);
 }
 
-bool PlatformPOSIX::CloseFile(lldb::user_id_t fd, Error &error) {
+bool PlatformPOSIX::CloseFile(lldb::user_id_t fd, Status &error) {
   if (IsHost())
     return FileCache::GetInstance().CloseFile(fd, error);
   else if (m_remote_platform_sp)
@@ -329,7 +330,7 @@ bool PlatformPOSIX::CloseFile(lldb::user_id_t fd, Error &error) {
 }
 
 uint64_t PlatformPOSIX::ReadFile(lldb::user_id_t fd, uint64_t offset, void *dst,
-                                 uint64_t dst_len, Error &error) {
+                                 uint64_t dst_len, Status &error) {
   if (IsHost())
     return FileCache::GetInstance().ReadFile(fd, offset, dst, dst_len, error);
   else if (m_remote_platform_sp)
@@ -340,7 +341,7 @@ uint64_t PlatformPOSIX::ReadFile(lldb::user_id_t fd, uint64_t offset, void *dst,
 
 uint64_t PlatformPOSIX::WriteFile(lldb::user_id_t fd, uint64_t offset,
                                   const void *src, uint64_t src_len,
-                                  Error &error) {
+                                  Status &error) {
   if (IsHost())
     return FileCache::GetInstance().WriteFile(fd, offset, src, src_len, error);
   else if (m_remote_platform_sp)
@@ -370,7 +371,7 @@ static uint32_t chown_file(Platform *platform, const char *path,
   return status;
 }
 
-lldb_private::Error
+lldb_private::Status
 PlatformPOSIX::PutFile(const lldb_private::FileSpec &source,
                        const lldb_private::FileSpec &destination, uint32_t uid,
                        uint32_t gid) {
@@ -378,34 +379,34 @@ PlatformPOSIX::PutFile(const lldb_private::FileSpec &source,
 
   if (IsHost()) {
     if (FileSpec::Equal(source, destination, true))
-      return Error();
+      return Status();
     // cp src dst
     // chown uid:gid dst
     std::string src_path(source.GetPath());
     if (src_path.empty())
-      return Error("unable to get file path for source");
+      return Status("unable to get file path for source");
     std::string dst_path(destination.GetPath());
     if (dst_path.empty())
-      return Error("unable to get file path for destination");
+      return Status("unable to get file path for destination");
     StreamString command;
     command.Printf("cp %s %s", src_path.c_str(), dst_path.c_str());
     int status;
     RunShellCommand(command.GetData(), NULL, &status, NULL, NULL, 10);
     if (status != 0)
-      return Error("unable to perform copy");
+      return Status("unable to perform copy");
     if (uid == UINT32_MAX && gid == UINT32_MAX)
-      return Error();
+      return Status();
     if (chown_file(this, dst_path.c_str(), uid, gid) != 0)
-      return Error("unable to perform chown");
-    return Error();
+      return Status("unable to perform chown");
+    return Status();
   } else if (m_remote_platform_sp) {
     if (GetSupportsRSync()) {
       std::string src_path(source.GetPath());
       if (src_path.empty())
-        return Error("unable to get file path for source");
+        return Status("unable to get file path for source");
       std::string dst_path(destination.GetPath());
       if (dst_path.empty())
-        return Error("unable to get file path for destination");
+        return Status("unable to get file path for destination");
       StreamString command;
       if (GetIgnoresRemoteHostname()) {
         if (!GetRSyncPrefix())
@@ -424,8 +425,8 @@ PlatformPOSIX::PutFile(const lldb_private::FileSpec &source,
       if (retcode == 0) {
         // Don't chown a local file for a remote system
         //                if (chown_file(this,dst_path.c_str(),uid,gid) != 0)
-        //                    return Error("unable to perform chown");
-        return Error();
+        //                    return Status("unable to perform chown");
+        return Status();
       }
       // if we are still here rsync has failed - let's try the slow way before
       // giving up
@@ -446,7 +447,7 @@ lldb::user_id_t PlatformPOSIX::GetFileSize(const FileSpec &file_spec) {
     return Platform::GetFileSize(file_spec);
 }
 
-Error PlatformPOSIX::CreateSymlink(const FileSpec &src, const FileSpec &dst) {
+Status PlatformPOSIX::CreateSymlink(const FileSpec &src, const FileSpec &dst) {
   if (IsHost())
     return FileSystem::Symlink(src, dst);
   else if (m_remote_platform_sp)
@@ -464,7 +465,7 @@ bool PlatformPOSIX::GetFileExists(const FileSpec &file_spec) {
     return Platform::GetFileExists(file_spec);
 }
 
-Error PlatformPOSIX::Unlink(const FileSpec &file_spec) {
+Status PlatformPOSIX::Unlink(const FileSpec &file_spec) {
   if (IsHost())
     return llvm::sys::fs::remove(file_spec.GetPath());
   else if (m_remote_platform_sp)
@@ -473,7 +474,7 @@ Error PlatformPOSIX::Unlink(const FileSpec &file_spec) {
     return Platform::Unlink(file_spec);
 }
 
-lldb_private::Error PlatformPOSIX::GetFile(
+lldb_private::Status PlatformPOSIX::GetFile(
     const lldb_private::FileSpec &source,      // remote file path
     const lldb_private::FileSpec &destination) // local file path
 {
@@ -482,22 +483,22 @@ lldb_private::Error PlatformPOSIX::GetFile(
   // Check the args, first.
   std::string src_path(source.GetPath());
   if (src_path.empty())
-    return Error("unable to get file path for source");
+    return Status("unable to get file path for source");
   std::string dst_path(destination.GetPath());
   if (dst_path.empty())
-    return Error("unable to get file path for destination");
+    return Status("unable to get file path for destination");
   if (IsHost()) {
     if (FileSpec::Equal(source, destination, true))
-      return Error("local scenario->source and destination are the same file "
-                   "path: no operation performed");
+      return Status("local scenario->source and destination are the same file "
+                    "path: no operation performed");
     // cp src dst
     StreamString cp_command;
     cp_command.Printf("cp %s %s", src_path.c_str(), dst_path.c_str());
     int status;
     RunShellCommand(cp_command.GetData(), NULL, &status, NULL, NULL, 10);
     if (status != 0)
-      return Error("unable to perform copy");
-    return Error();
+      return Status("unable to perform copy");
+    return Status();
   } else if (m_remote_platform_sp) {
     if (GetSupportsRSync()) {
       StreamString command;
@@ -517,7 +518,7 @@ lldb_private::Error PlatformPOSIX::GetFile(
       int retcode;
       Host::RunShellCommand(command.GetData(), NULL, &retcode, NULL, NULL, 60);
       if (retcode == 0)
-        return Error();
+        return Status();
       // If we are here, rsync has failed - let's try the slow way before giving
       // up
     }
@@ -527,12 +528,12 @@ lldb_private::Error PlatformPOSIX::GetFile(
     // close dst
     if (log)
       log->Printf("[GetFile] Using block by block transfer....\n");
-    Error error;
+    Status error;
     user_id_t fd_src = OpenFile(source, File::eOpenOptionRead,
                                 lldb::eFilePermissionsFileDefault, error);
 
     if (fd_src == UINT64_MAX)
-      return Error("unable to open source file");
+      return Status("unable to open source file");
 
     uint32_t permissions = 0;
     error = GetFilePermissions(source, permissions);
@@ -710,8 +711,8 @@ const char *PlatformPOSIX::GetGroupName(uint32_t gid) {
   return NULL;
 }
 
-Error PlatformPOSIX::ConnectRemote(Args &args) {
-  Error error;
+Status PlatformPOSIX::ConnectRemote(Args &args) {
+  Status error;
   if (IsHost()) {
     error.SetErrorStringWithFormat(
         "can't connect to the host platform '%s', always connected",
@@ -753,8 +754,8 @@ Error PlatformPOSIX::ConnectRemote(Args &args) {
   return error;
 }
 
-Error PlatformPOSIX::DisconnectRemote() {
-  Error error;
+Status PlatformPOSIX::DisconnectRemote() {
+  Status error;
 
   if (IsHost()) {
     error.SetErrorStringWithFormat(
@@ -769,8 +770,8 @@ Error PlatformPOSIX::DisconnectRemote() {
   return error;
 }
 
-Error PlatformPOSIX::LaunchProcess(ProcessLaunchInfo &launch_info) {
-  Error error;
+Status PlatformPOSIX::LaunchProcess(ProcessLaunchInfo &launch_info) {
+  Status error;
 
   if (IsHost()) {
     error = Platform::LaunchProcess(launch_info);
@@ -783,19 +784,19 @@ Error PlatformPOSIX::LaunchProcess(ProcessLaunchInfo &launch_info) {
   return error;
 }
 
-lldb_private::Error PlatformPOSIX::KillProcess(const lldb::pid_t pid) {
+lldb_private::Status PlatformPOSIX::KillProcess(const lldb::pid_t pid) {
   if (IsHost())
     return Platform::KillProcess(pid);
 
   if (m_remote_platform_sp)
     return m_remote_platform_sp->KillProcess(pid);
 
-  return Error("the platform is not currently connected");
+  return Status("the platform is not currently connected");
 }
 
 lldb::ProcessSP PlatformPOSIX::Attach(ProcessAttachInfo &attach_info,
                                       Debugger &debugger, Target *target,
-                                      Error &error) {
+                                      Status &error) {
   lldb::ProcessSP process_sp;
   Log *log(GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM));
 
@@ -855,7 +856,7 @@ lldb::ProcessSP
 PlatformPOSIX::DebugProcess(ProcessLaunchInfo &launch_info, Debugger &debugger,
                             Target *target, // Can be NULL, if NULL create a new
                                             // target, else use existing one
-                            Error &error) {
+                            Status &error) {
   ProcessSP process_sp;
 
   if (IsHost()) {
@@ -881,23 +882,23 @@ void PlatformPOSIX::CalculateTrapHandlerSymbolNames() {
   m_trap_handlers.push_back(ConstString("_sigtramp"));
 }
 
-Error PlatformPOSIX::EvaluateLibdlExpression(
+Status PlatformPOSIX::EvaluateLibdlExpression(
     lldb_private::Process *process, const char *expr_cstr,
     const char *expr_prefix, lldb::ValueObjectSP &result_valobj_sp) {
   DynamicLoader *loader = process->GetDynamicLoader();
   if (loader) {
-    Error error = loader->CanLoadImage();
+    Status error = loader->CanLoadImage();
     if (error.Fail())
       return error;
   }
 
   ThreadSP thread_sp(process->GetThreadList().GetExpressionExecutionThread());
   if (!thread_sp)
-    return Error("Selected thread isn't valid");
+    return Status("Selected thread isn't valid");
 
   StackFrameSP frame_sp(thread_sp->GetStackFrameAtIndex(0));
   if (!frame_sp)
-    return Error("Frame 0 isn't valid");
+    return Status("Frame 0 isn't valid");
 
   ExecutionContext exe_ctx;
   frame_sp->CalculateExecutionContext(exe_ctx);
@@ -910,7 +911,7 @@ Error PlatformPOSIX::EvaluateLibdlExpression(
                                          // don't do the work to trap them.
   expr_options.SetTimeout(std::chrono::seconds(2));
 
-  Error expr_error;
+  Status expr_error;
   ExpressionResults result =
       UserExpression::Evaluate(exe_ctx, expr_options, expr_cstr, expr_prefix,
                                result_valobj_sp, expr_error);
@@ -919,12 +920,12 @@ Error PlatformPOSIX::EvaluateLibdlExpression(
 
   if (result_valobj_sp->GetError().Fail())
     return result_valobj_sp->GetError();
-  return Error();
+  return Status();
 }
 
 uint32_t PlatformPOSIX::DoLoadImage(lldb_private::Process *process,
                                     const lldb_private::FileSpec &remote_file,
-                                    lldb_private::Error &error) {
+                                    lldb_private::Status &error) {
   char path[PATH_MAX];
   remote_file.GetPath(path, sizeof(path));
 
@@ -983,18 +984,18 @@ uint32_t PlatformPOSIX::DoLoadImage(lldb_private::Process *process,
   return LLDB_INVALID_IMAGE_TOKEN;
 }
 
-Error PlatformPOSIX::UnloadImage(lldb_private::Process *process,
-                                 uint32_t image_token) {
+Status PlatformPOSIX::UnloadImage(lldb_private::Process *process,
+                                  uint32_t image_token) {
   const addr_t image_addr = process->GetImagePtrFromToken(image_token);
   if (image_addr == LLDB_INVALID_ADDRESS)
-    return Error("Invalid image token");
+    return Status("Invalid image token");
 
   StreamString expr;
   expr.Printf("dlclose((void *)0x%" PRIx64 ")", image_addr);
   const char *prefix = GetLibdlFunctionDeclarations();
   lldb::ValueObjectSP result_valobj_sp;
-  Error error = EvaluateLibdlExpression(process, expr.GetData(), prefix,
-                                        result_valobj_sp);
+  Status error = EvaluateLibdlExpression(process, expr.GetData(), prefix,
+                                         result_valobj_sp);
   if (error.Fail())
     return error;
 
@@ -1004,17 +1005,17 @@ Error PlatformPOSIX::UnloadImage(lldb_private::Process *process,
   Scalar scalar;
   if (result_valobj_sp->ResolveValue(scalar)) {
     if (scalar.UInt(1))
-      return Error("expression failed: \"%s\"", expr.GetData());
+      return Status("expression failed: \"%s\"", expr.GetData());
     process->ResetImageToken(image_token);
   }
-  return Error();
+  return Status();
 }
 
 lldb::ProcessSP PlatformPOSIX::ConnectProcess(llvm::StringRef connect_url,
                                               llvm::StringRef plugin_name,
                                               lldb_private::Debugger &debugger,
                                               lldb_private::Target *target,
-                                              lldb_private::Error &error) {
+                                              lldb_private::Status &error) {
   if (m_remote_platform_sp)
     return m_remote_platform_sp->ConnectProcess(connect_url, plugin_name,
                                                 debugger, target, error);
@@ -1033,7 +1034,7 @@ const char *PlatformPOSIX::GetLibdlFunctionDeclarations() const {
 }
 
 size_t PlatformPOSIX::ConnectToWaitingProcesses(Debugger &debugger,
-                                                Error &error) {
+                                                Status &error) {
   if (m_remote_platform_sp)
     return m_remote_platform_sp->ConnectToWaitingProcesses(debugger, error);
   return Platform::ConnectToWaitingProcesses(debugger, error);
diff --git a/source/Plugins/Platform/POSIX/PlatformPOSIX.h b/source/Plugins/Platform/POSIX/PlatformPOSIX.h
index 6c5c62797a6ed..742702b07b88e 100644
--- a/source/Plugins/Platform/POSIX/PlatformPOSIX.h
+++ b/source/Plugins/Platform/POSIX/PlatformPOSIX.h
@@ -43,29 +43,30 @@ public:
 
   const char *GetGroupName(uint32_t gid) override;
 
-  lldb_private::Error PutFile(const lldb_private::FileSpec &source,
-                              const lldb_private::FileSpec &destination,
-                              uint32_t uid = UINT32_MAX,
-                              uint32_t gid = UINT32_MAX) override;
+  lldb_private::Status PutFile(const lldb_private::FileSpec &source,
+                               const lldb_private::FileSpec &destination,
+                               uint32_t uid = UINT32_MAX,
+                               uint32_t gid = UINT32_MAX) override;
 
   lldb::user_id_t OpenFile(const lldb_private::FileSpec &file_spec,
                            uint32_t flags, uint32_t mode,
-                           lldb_private::Error &error) override;
+                           lldb_private::Status &error) override;
 
-  bool CloseFile(lldb::user_id_t fd, lldb_private::Error &error) override;
+  bool CloseFile(lldb::user_id_t fd, lldb_private::Status &error) override;
 
   uint64_t ReadFile(lldb::user_id_t fd, uint64_t offset, void *dst,
-                    uint64_t dst_len, lldb_private::Error &error) override;
+                    uint64_t dst_len, lldb_private::Status &error) override;
 
   uint64_t WriteFile(lldb::user_id_t fd, uint64_t offset, const void *src,
-                     uint64_t src_len, lldb_private::Error &error) override;
+                     uint64_t src_len, lldb_private::Status &error) override;
 
   lldb::user_id_t GetFileSize(const lldb_private::FileSpec &file_spec) override;
 
-  lldb_private::Error CreateSymlink(const lldb_private::FileSpec &src,
-                                    const lldb_private::FileSpec &dst) override;
+  lldb_private::Status
+  CreateSymlink(const lldb_private::FileSpec &src,
+                const lldb_private::FileSpec &dst) override;
 
-  lldb_private::Error
+  lldb_private::Status
   GetFile(const lldb_private::FileSpec &source,
           const lldb_private::FileSpec &destination) override;
 
@@ -88,7 +89,7 @@ public:
 
   bool IsConnected() const override;
 
-  lldb_private::Error RunShellCommand(
+  lldb_private::Status RunShellCommand(
       const char *command,                       // Shouldn't be nullptr
       const lldb_private::FileSpec &working_dir, // Pass empty FileSpec to use
                                                  // the current working
@@ -101,37 +102,39 @@ public:
       uint32_t timeout_sec)
       override; // Timeout in seconds to wait for shell program to finish
 
-  lldb_private::Error ResolveExecutable(const lldb_private::ModuleSpec &module_spec,
-      lldb::ModuleSP &module_sp,
+  lldb_private::Status ResolveExecutable(
+      const lldb_private::ModuleSpec &module_spec, lldb::ModuleSP &module_sp,
       const lldb_private::FileSpecList *module_search_paths_ptr) override;
 
-  lldb_private::Error GetFileWithUUID(const lldb_private::FileSpec &platform_file, const lldb_private::UUID *uuid,
-                        lldb_private::FileSpec &local_file) override;
+  lldb_private::Status
+  GetFileWithUUID(const lldb_private::FileSpec &platform_file,
+                  const lldb_private::UUID *uuid,
+                  lldb_private::FileSpec &local_file) override;
 
   bool GetProcessInfo(lldb::pid_t pid, lldb_private::ProcessInstanceInfo &proc_info) override;
 
   uint32_t FindProcesses(const lldb_private::ProcessInstanceInfoMatch &match_info,
                          lldb_private::ProcessInstanceInfoList &process_infos) override;
 
-  lldb_private::Error MakeDirectory(const lldb_private::FileSpec &file_spec,
-                                    uint32_t mode) override;
+  lldb_private::Status MakeDirectory(const lldb_private::FileSpec &file_spec,
+                                     uint32_t mode) override;
 
-  lldb_private::Error
+  lldb_private::Status
   GetFilePermissions(const lldb_private::FileSpec &file_spec,
                      uint32_t &file_permissions) override;
 
-  lldb_private::Error
+  lldb_private::Status
   SetFilePermissions(const lldb_private::FileSpec &file_spec,
                      uint32_t file_permissions) override;
 
   bool GetFileExists(const lldb_private::FileSpec &file_spec) override;
 
-  lldb_private::Error Unlink(const lldb_private::FileSpec &file_spec) override;
+  lldb_private::Status Unlink(const lldb_private::FileSpec &file_spec) override;
 
-  lldb_private::Error
+  lldb_private::Status
   LaunchProcess(lldb_private::ProcessLaunchInfo &launch_info) override;
 
-  lldb_private::Error KillProcess(const lldb::pid_t pid) override;
+  lldb_private::Status KillProcess(const lldb::pid_t pid) override;
 
   lldb::ProcessSP Attach(lldb_private::ProcessAttachInfo &attach_info,
                          lldb_private::Debugger &debugger,
@@ -139,7 +142,7 @@ public:
                                                        // nullptr create a new
                                                        // target, else use
                                                        // existing one
-                         lldb_private::Error &error) override;
+                         lldb_private::Status &error) override;
 
   lldb::ProcessSP DebugProcess(lldb_private::ProcessLaunchInfo &launch_info,
                                lldb_private::Debugger &debugger,
@@ -148,7 +151,7 @@ public:
                                                              // create a new
                                                              // target, else use
                                                              // existing one
-                               lldb_private::Error &error) override;
+                               lldb_private::Status &error) override;
 
   std::string GetPlatformSpecificConnectionInformation() override;
 
@@ -157,25 +160,25 @@ public:
 
   void CalculateTrapHandlerSymbolNames() override;
 
-  lldb_private::Error ConnectRemote(lldb_private::Args &args) override;
+  lldb_private::Status ConnectRemote(lldb_private::Args &args) override;
 
-  lldb_private::Error DisconnectRemote() override;
+  lldb_private::Status DisconnectRemote() override;
 
   uint32_t DoLoadImage(lldb_private::Process *process,
                        const lldb_private::FileSpec &remote_file,
-                       lldb_private::Error &error) override;
+                       lldb_private::Status &error) override;
 
-  lldb_private::Error UnloadImage(lldb_private::Process *process,
-                                  uint32_t image_token) override;
+  lldb_private::Status UnloadImage(lldb_private::Process *process,
+                                   uint32_t image_token) override;
 
   lldb::ProcessSP ConnectProcess(llvm::StringRef connect_url,
                                  llvm::StringRef plugin_name,
                                  lldb_private::Debugger &debugger,
                                  lldb_private::Target *target,
-                                 lldb_private::Error &error) override;
+                                 lldb_private::Status &error) override;
 
   size_t ConnectToWaitingProcesses(lldb_private::Debugger &debugger,
-                                   lldb_private::Error &error) override;
+                                   lldb_private::Status &error) override;
 
   lldb_private::ConstString GetFullNameForDylib(lldb_private::ConstString basename) override;
 
@@ -193,7 +196,7 @@ protected:
   lldb::PlatformSP m_remote_platform_sp; // Allow multiple ways to connect to a
                                          // remote POSIX-compliant OS
 
-  lldb_private::Error
+  lldb_private::Status
   EvaluateLibdlExpression(lldb_private::Process *process, const char *expr_cstr,
                           const char *expr_prefix,
                           lldb::ValueObjectSP &result_valobj_sp);
diff --git a/source/Plugins/Platform/Windows/PlatformWindows.cpp b/source/Plugins/Platform/Windows/PlatformWindows.cpp
index f57842ee6e513..3535df0c65ccd 100644
--- a/source/Plugins/Platform/Windows/PlatformWindows.cpp
+++ b/source/Plugins/Platform/Windows/PlatformWindows.cpp
@@ -27,7 +27,7 @@
 #include "lldb/Core/PluginManager.h"
 #include "lldb/Host/HostInfo.h"
 #include "lldb/Target/Process.h"
-#include "lldb/Utility/Error.h"
+#include "lldb/Utility/Status.h"
 
 using namespace lldb;
 using namespace lldb_private;
@@ -180,10 +180,10 @@ bool PlatformWindows::GetModuleSpec(const FileSpec &module_file_spec,
   return Platform::GetModuleSpec(module_file_spec, arch, module_spec);
 }
 
-Error PlatformWindows::ResolveExecutable(
+Status PlatformWindows::ResolveExecutable(
     const ModuleSpec &ms, lldb::ModuleSP &exe_module_sp,
     const FileSpecList *module_search_paths_ptr) {
-  Error error;
+  Status error;
   // Nothing special to do here, just use the actual file and architecture
 
   char exe_path[PATH_MAX];
@@ -323,8 +323,8 @@ bool PlatformWindows::IsConnected() const {
   return false;
 }
 
-Error PlatformWindows::ConnectRemote(Args &args) {
-  Error error;
+Status PlatformWindows::ConnectRemote(Args &args) {
+  Status error;
   if (IsHost()) {
     error.SetErrorStringWithFormat(
         "can't connect to the host platform '%s', always connected",
@@ -353,8 +353,8 @@ Error PlatformWindows::ConnectRemote(Args &args) {
   return error;
 }
 
-Error PlatformWindows::DisconnectRemote() {
-  Error error;
+Status PlatformWindows::DisconnectRemote() {
+  Status error;
 
   if (IsHost()) {
     error.SetErrorStringWithFormat(
@@ -396,8 +396,8 @@ PlatformWindows::FindProcesses(const ProcessInstanceInfoMatch &match_info,
   return match_count;
 }
 
-Error PlatformWindows::LaunchProcess(ProcessLaunchInfo &launch_info) {
-  Error error;
+Status PlatformWindows::LaunchProcess(ProcessLaunchInfo &launch_info) {
+  Status error;
   if (IsHost()) {
     error = Platform::LaunchProcess(launch_info);
   } else {
@@ -411,7 +411,7 @@ Error PlatformWindows::LaunchProcess(ProcessLaunchInfo &launch_info) {
 
 ProcessSP PlatformWindows::DebugProcess(ProcessLaunchInfo &launch_info,
                                         Debugger &debugger, Target *target,
-                                        Error &error) {
+                                        Status &error) {
   // Windows has special considerations that must be followed when launching or
   // attaching to a process.  The
   // key requirement is that when launching or attaching to a process, you must
@@ -457,7 +457,7 @@ ProcessSP PlatformWindows::DebugProcess(ProcessLaunchInfo &launch_info,
 
 lldb::ProcessSP PlatformWindows::Attach(ProcessAttachInfo &attach_info,
                                         Debugger &debugger, Target *target,
-                                        Error &error) {
+                                        Status &error) {
   error.Clear();
   lldb::ProcessSP process_sp;
   if (!IsHost()) {
@@ -516,9 +516,9 @@ const char *PlatformWindows::GetGroupName(uint32_t gid) {
   return nullptr;
 }
 
-Error PlatformWindows::GetFileWithUUID(const FileSpec &platform_file,
-                                       const UUID *uuid_ptr,
-                                       FileSpec &local_file) {
+Status PlatformWindows::GetFileWithUUID(const FileSpec &platform_file,
+                                        const UUID *uuid_ptr,
+                                        FileSpec &local_file) {
   if (IsRemote()) {
     if (m_remote_platform_sp)
       return m_remote_platform_sp->GetFileWithUUID(platform_file, uuid_ptr,
@@ -527,14 +527,14 @@ Error PlatformWindows::GetFileWithUUID(const FileSpec &platform_file,
 
   // Default to the local case
   local_file = platform_file;
-  return Error();
+  return Status();
 }
 
-Error PlatformWindows::GetSharedModule(
+Status PlatformWindows::GetSharedModule(
     const ModuleSpec &module_spec, Process *process, ModuleSP &module_sp,
     const FileSpecList *module_search_paths_ptr, ModuleSP *old_module_sp_ptr,
     bool *did_create_ptr) {
-  Error error;
+  Status error;
   module_sp.reset();
 
   if (IsRemote()) {
diff --git a/source/Plugins/Platform/Windows/PlatformWindows.h b/source/Plugins/Platform/Windows/PlatformWindows.h
index 375d5c5dad2f7..9af42116680ee 100644
--- a/source/Plugins/Platform/Windows/PlatformWindows.h
+++ b/source/Plugins/Platform/Windows/PlatformWindows.h
@@ -49,9 +49,10 @@ public:
                      const lldb_private::ArchSpec &arch,
                      lldb_private::ModuleSpec &module_spec) override;
 
-  Error ResolveExecutable(const lldb_private::ModuleSpec &module_spec,
-                          lldb::ModuleSP &module_sp,
-                          const FileSpecList *module_search_paths_ptr) override;
+  Status
+  ResolveExecutable(const lldb_private::ModuleSpec &module_spec,
+                    lldb::ModuleSP &module_sp,
+                    const FileSpecList *module_search_paths_ptr) override;
 
   const char *GetDescription() override {
     return GetPluginDescriptionStatic(IsHost());
@@ -68,9 +69,9 @@ public:
 
   bool IsConnected() const override;
 
-  lldb_private::Error ConnectRemote(lldb_private::Args &args) override;
+  lldb_private::Status ConnectRemote(lldb_private::Args &args) override;
 
-  lldb_private::Error DisconnectRemote() override;
+  lldb_private::Status DisconnectRemote() override;
 
   const char *GetHostname() override;
 
@@ -85,25 +86,25 @@ public:
   FindProcesses(const lldb_private::ProcessInstanceInfoMatch &match_info,
                 lldb_private::ProcessInstanceInfoList &process_infos) override;
 
-  lldb_private::Error
+  lldb_private::Status
   LaunchProcess(lldb_private::ProcessLaunchInfo &launch_info) override;
 
   lldb::ProcessSP DebugProcess(lldb_private::ProcessLaunchInfo &launch_info,
                                lldb_private::Debugger &debugger,
                                lldb_private::Target *target,
-                               lldb_private::Error &error) override;
+                               lldb_private::Status &error) override;
 
   lldb::ProcessSP Attach(lldb_private::ProcessAttachInfo &attach_info,
                          lldb_private::Debugger &debugger,
                          lldb_private::Target *target,
-                         lldb_private::Error &error) override;
+                         lldb_private::Status &error) override;
 
-  lldb_private::Error
+  lldb_private::Status
   GetFileWithUUID(const lldb_private::FileSpec &platform_file,
                   const lldb_private::UUID *uuid,
                   lldb_private::FileSpec &local_file) override;
 
-  lldb_private::Error
+  lldb_private::Status
   GetSharedModule(const lldb_private::ModuleSpec &module_spec,
                   lldb_private::Process *process, lldb::ModuleSP &module_sp,
                   const lldb_private::FileSpecList *module_search_paths_ptr,
diff --git a/source/Plugins/Platform/gdb-server/PlatformRemoteGDBServer.cpp b/source/Plugins/Platform/gdb-server/PlatformRemoteGDBServer.cpp
index 218c628601149..645bfdfa770da 100644
--- a/source/Plugins/Platform/gdb-server/PlatformRemoteGDBServer.cpp
+++ b/source/Plugins/Platform/gdb-server/PlatformRemoteGDBServer.cpp
@@ -25,9 +25,9 @@
 #include "lldb/Host/HostInfo.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Target/Target.h"
-#include "lldb/Utility/Error.h"
 #include "lldb/Utility/FileSpec.h"
 #include "lldb/Utility/Log.h"
+#include "lldb/Utility/Status.h"
 #include "lldb/Utility/StreamString.h"
 #include "lldb/Utility/UriParser.h"
 
@@ -93,12 +93,12 @@ const char *PlatformRemoteGDBServer::GetDescription() {
   return GetDescriptionStatic();
 }
 
-Error PlatformRemoteGDBServer::ResolveExecutable(
+Status PlatformRemoteGDBServer::ResolveExecutable(
     const ModuleSpec &module_spec, lldb::ModuleSP &exe_module_sp,
     const FileSpecList *module_search_paths_ptr) {
   // copied from PlatformRemoteiOS
 
-  Error error;
+  Status error;
   // Nothing special to do here, just use the actual file and architecture
 
   ModuleSpec resolved_module_spec(module_spec);
@@ -189,12 +189,12 @@ bool PlatformRemoteGDBServer::GetModuleSpec(const FileSpec &module_file_spec,
   return true;
 }
 
-Error PlatformRemoteGDBServer::GetFileWithUUID(const FileSpec &platform_file,
-                                               const UUID *uuid_ptr,
-                                               FileSpec &local_file) {
+Status PlatformRemoteGDBServer::GetFileWithUUID(const FileSpec &platform_file,
+                                                const UUID *uuid_ptr,
+                                                FileSpec &local_file) {
   // Default to the local case
   local_file = platform_file;
-  return Error();
+  return Status();
 }
 
 //------------------------------------------------------------------
@@ -291,8 +291,8 @@ bool PlatformRemoteGDBServer::IsConnected() const {
   return m_gdb_client.IsConnected();
 }
 
-Error PlatformRemoteGDBServer::ConnectRemote(Args &args) {
-  Error error;
+Status PlatformRemoteGDBServer::ConnectRemote(Args &args) {
+  Status error;
   if (IsConnected()) {
     error.SetErrorStringWithFormat("the platform is already connected to '%s', "
                                    "execute 'platform disconnect' to close the "
@@ -306,10 +306,10 @@ Error PlatformRemoteGDBServer::ConnectRemote(Args &args) {
       std::string path;
       const char *url = args.GetArgumentAtIndex(0);
       if (!url)
-        return Error("URL is null.");
+        return Status("URL is null.");
       llvm::StringRef scheme, hostname, pathname;
       if (!UriParser::Parse(url, scheme, hostname, port, pathname))
-        return Error("Invalid URL: %s", url);
+        return Status("Invalid URL: %s", url);
       m_platform_scheme = scheme;
       m_platform_hostname = hostname;
       path = pathname;
@@ -336,8 +336,8 @@ Error PlatformRemoteGDBServer::ConnectRemote(Args &args) {
   return error;
 }
 
-Error PlatformRemoteGDBServer::DisconnectRemote() {
-  Error error;
+Status PlatformRemoteGDBServer::DisconnectRemote() {
+  Status error;
   m_gdb_client.Disconnect(&error);
   m_remote_signals_sp.reset();
   return error;
@@ -386,9 +386,9 @@ bool PlatformRemoteGDBServer::GetProcessInfo(
   return m_gdb_client.GetProcessInfo(pid, process_info);
 }
 
-Error PlatformRemoteGDBServer::LaunchProcess(ProcessLaunchInfo &launch_info) {
+Status PlatformRemoteGDBServer::LaunchProcess(ProcessLaunchInfo &launch_info) {
   Log *log(GetLogIfAllCategoriesSet(LIBLLDB_LOG_PLATFORM));
-  Error error;
+  Status error;
 
   if (log)
     log->Printf("PlatformRemoteGDBServer::%s() called", __FUNCTION__);
@@ -480,17 +480,17 @@ Error PlatformRemoteGDBServer::LaunchProcess(ProcessLaunchInfo &launch_info) {
   return error;
 }
 
-Error PlatformRemoteGDBServer::KillProcess(const lldb::pid_t pid) {
+Status PlatformRemoteGDBServer::KillProcess(const lldb::pid_t pid) {
   if (!KillSpawnedProcess(pid))
-    return Error("failed to kill remote spawned process");
-  return Error();
+    return Status("failed to kill remote spawned process");
+  return Status();
 }
 
 lldb::ProcessSP PlatformRemoteGDBServer::DebugProcess(
     ProcessLaunchInfo &launch_info, Debugger &debugger,
     Target *target, // Can be NULL, if NULL create a new target, else use
                     // existing one
-    Error &error) {
+    Status &error) {
   lldb::ProcessSP process_sp;
   if (IsRemote()) {
     if (IsConnected()) {
@@ -577,7 +577,7 @@ lldb::ProcessSP PlatformRemoteGDBServer::Attach(
     ProcessAttachInfo &attach_info, Debugger &debugger,
     Target *target, // Can be NULL, if NULL create a new target, else use
                     // existing one
-    Error &error) {
+    Status &error) {
   lldb::ProcessSP process_sp;
   if (IsRemote()) {
     if (IsConnected()) {
@@ -625,9 +625,9 @@ lldb::ProcessSP PlatformRemoteGDBServer::Attach(
   return process_sp;
 }
 
-Error PlatformRemoteGDBServer::MakeDirectory(const FileSpec &file_spec,
-                                             uint32_t mode) {
-  Error error = m_gdb_client.MakeDirectory(file_spec, mode);
+Status PlatformRemoteGDBServer::MakeDirectory(const FileSpec &file_spec,
+                                              uint32_t mode) {
+  Status error = m_gdb_client.MakeDirectory(file_spec, mode);
   Log *log = GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM);
   if (log)
     log->Printf("PlatformRemoteGDBServer::MakeDirectory(path='%s', mode=%o) "
@@ -637,9 +637,9 @@ Error PlatformRemoteGDBServer::MakeDirectory(const FileSpec &file_spec,
   return error;
 }
 
-Error PlatformRemoteGDBServer::GetFilePermissions(const FileSpec &file_spec,
-                                                  uint32_t &file_permissions) {
-  Error error = m_gdb_client.GetFilePermissions(file_spec, file_permissions);
+Status PlatformRemoteGDBServer::GetFilePermissions(const FileSpec &file_spec,
+                                                   uint32_t &file_permissions) {
+  Status error = m_gdb_client.GetFilePermissions(file_spec, file_permissions);
   Log *log = GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM);
   if (log)
     log->Printf("PlatformRemoteGDBServer::GetFilePermissions(path='%s', "
@@ -649,9 +649,9 @@ Error PlatformRemoteGDBServer::GetFilePermissions(const FileSpec &file_spec,
   return error;
 }
 
-Error PlatformRemoteGDBServer::SetFilePermissions(const FileSpec &file_spec,
-                                                  uint32_t file_permissions) {
-  Error error = m_gdb_client.SetFilePermissions(file_spec, file_permissions);
+Status PlatformRemoteGDBServer::SetFilePermissions(const FileSpec &file_spec,
+                                                   uint32_t file_permissions) {
+  Status error = m_gdb_client.SetFilePermissions(file_spec, file_permissions);
   Log *log = GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM);
   if (log)
     log->Printf("PlatformRemoteGDBServer::SetFilePermissions(path='%s', "
@@ -663,11 +663,11 @@ Error PlatformRemoteGDBServer::SetFilePermissions(const FileSpec &file_spec,
 
 lldb::user_id_t PlatformRemoteGDBServer::OpenFile(const FileSpec &file_spec,
                                                   uint32_t flags, uint32_t mode,
-                                                  Error &error) {
+                                                  Status &error) {
   return m_gdb_client.OpenFile(file_spec, flags, mode, error);
 }
 
-bool PlatformRemoteGDBServer::CloseFile(lldb::user_id_t fd, Error &error) {
+bool PlatformRemoteGDBServer::CloseFile(lldb::user_id_t fd, Status &error) {
   return m_gdb_client.CloseFile(fd, error);
 }
 
@@ -678,27 +678,27 @@ PlatformRemoteGDBServer::GetFileSize(const FileSpec &file_spec) {
 
 uint64_t PlatformRemoteGDBServer::ReadFile(lldb::user_id_t fd, uint64_t offset,
                                            void *dst, uint64_t dst_len,
-                                           Error &error) {
+                                           Status &error) {
   return m_gdb_client.ReadFile(fd, offset, dst, dst_len, error);
 }
 
 uint64_t PlatformRemoteGDBServer::WriteFile(lldb::user_id_t fd, uint64_t offset,
                                             const void *src, uint64_t src_len,
-                                            Error &error) {
+                                            Status &error) {
   return m_gdb_client.WriteFile(fd, offset, src, src_len, error);
 }
 
-Error PlatformRemoteGDBServer::PutFile(const FileSpec &source,
-                                       const FileSpec &destination,
-                                       uint32_t uid, uint32_t gid) {
+Status PlatformRemoteGDBServer::PutFile(const FileSpec &source,
+                                        const FileSpec &destination,
+                                        uint32_t uid, uint32_t gid) {
   return Platform::PutFile(source, destination, uid, gid);
 }
 
-Error PlatformRemoteGDBServer::CreateSymlink(
+Status PlatformRemoteGDBServer::CreateSymlink(
     const FileSpec &src, // The name of the link is in src
     const FileSpec &dst) // The symlink points to dst
 {
-  Error error = m_gdb_client.CreateSymlink(src, dst);
+  Status error = m_gdb_client.CreateSymlink(src, dst);
   Log *log = GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM);
   if (log)
     log->Printf("PlatformRemoteGDBServer::CreateSymlink(src='%s', dst='%s') "
@@ -708,8 +708,8 @@ Error PlatformRemoteGDBServer::CreateSymlink(
   return error;
 }
 
-Error PlatformRemoteGDBServer::Unlink(const FileSpec &file_spec) {
-  Error error = m_gdb_client.Unlink(file_spec);
+Status PlatformRemoteGDBServer::Unlink(const FileSpec &file_spec) {
+  Status error = m_gdb_client.Unlink(file_spec);
   Log *log = GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM);
   if (log)
     log->Printf("PlatformRemoteGDBServer::Unlink(path='%s') error = %u (%s)",
@@ -721,7 +721,7 @@ bool PlatformRemoteGDBServer::GetFileExists(const FileSpec &file_spec) {
   return m_gdb_client.GetFileExists(file_spec);
 }
 
-Error PlatformRemoteGDBServer::RunShellCommand(
+Status PlatformRemoteGDBServer::RunShellCommand(
     const char *command, // Shouldn't be NULL
     const FileSpec &
         working_dir, // Pass empty FileSpec to use the current working directory
@@ -784,7 +784,7 @@ const UnixSignalsSP &PlatformRemoteGDBServer::GetRemoteUnixSignals() {
         if (!dict->GetValueForKeyAsInteger("signo", signo))
           return false;
 
-        std::string name;
+        llvm::StringRef name;
         if (!dict->GetValueForKeyAsString("name", name))
           return false;
 
@@ -809,7 +809,7 @@ const UnixSignalsSP &PlatformRemoteGDBServer::GetRemoteUnixSignals() {
         if (object_sp && object_sp->IsValid())
           description = object_sp->GetStringValue();
 
-        remote_signals_sp->AddSignal(signo, name.c_str(), suppress, stop,
+        remote_signals_sp->AddSignal(signo, name.str().c_str(), suppress, stop,
                                      notify, description.c_str());
         return true;
       });
@@ -852,7 +852,7 @@ std::string PlatformRemoteGDBServer::MakeUrl(const char *scheme,
 lldb::ProcessSP PlatformRemoteGDBServer::ConnectProcess(
     llvm::StringRef connect_url, llvm::StringRef plugin_name,
     lldb_private::Debugger &debugger, lldb_private::Target *target,
-    lldb_private::Error &error) {
+    lldb_private::Status &error) {
   if (!IsRemote() || !IsConnected()) {
     error.SetErrorString("Not connected to remote gdb server");
     return nullptr;
@@ -862,7 +862,7 @@ lldb::ProcessSP PlatformRemoteGDBServer::ConnectProcess(
 }
 
 size_t PlatformRemoteGDBServer::ConnectToWaitingProcesses(Debugger &debugger,
-                                                          Error &error) {
+                                                          Status &error) {
   std::vector<std::string> connection_urls;
   GetPendingGdbServerList(connection_urls);
 
diff --git a/source/Plugins/Platform/gdb-server/PlatformRemoteGDBServer.h b/source/Plugins/Platform/gdb-server/PlatformRemoteGDBServer.h
index edc223a2d7fb6..210544f752e61 100644
--- a/source/Plugins/Platform/gdb-server/PlatformRemoteGDBServer.h
+++ b/source/Plugins/Platform/gdb-server/PlatformRemoteGDBServer.h
@@ -50,38 +50,38 @@ public:
   //------------------------------------------------------------
   // lldb_private::Platform functions
   //------------------------------------------------------------
-  Error ResolveExecutable(const ModuleSpec &module_spec,
-                          lldb::ModuleSP &module_sp,
-                          const FileSpecList *module_search_paths_ptr) override;
+  Status
+  ResolveExecutable(const ModuleSpec &module_spec, lldb::ModuleSP &module_sp,
+                    const FileSpecList *module_search_paths_ptr) override;
 
   bool GetModuleSpec(const FileSpec &module_file_spec, const ArchSpec &arch,
                      ModuleSpec &module_spec) override;
 
   const char *GetDescription() override;
 
-  Error GetFileWithUUID(const FileSpec &platform_file, const UUID *uuid_ptr,
-                        FileSpec &local_file) override;
+  Status GetFileWithUUID(const FileSpec &platform_file, const UUID *uuid_ptr,
+                         FileSpec &local_file) override;
 
   bool GetProcessInfo(lldb::pid_t pid, ProcessInstanceInfo &proc_info) override;
 
   uint32_t FindProcesses(const ProcessInstanceInfoMatch &match_info,
                          ProcessInstanceInfoList &process_infos) override;
 
-  Error LaunchProcess(ProcessLaunchInfo &launch_info) override;
+  Status LaunchProcess(ProcessLaunchInfo &launch_info) override;
 
-  Error KillProcess(const lldb::pid_t pid) override;
+  Status KillProcess(const lldb::pid_t pid) override;
 
   lldb::ProcessSP DebugProcess(ProcessLaunchInfo &launch_info,
                                Debugger &debugger,
                                Target *target, // Can be NULL, if NULL create a
                                                // new target, else use existing
                                                // one
-                               Error &error) override;
+                               Status &error) override;
 
   lldb::ProcessSP Attach(ProcessAttachInfo &attach_info, Debugger &debugger,
                          Target *target, // Can be NULL, if NULL create a new
                                          // target, else use existing one
-                         Error &error) override;
+                         Status &error) override;
 
   bool GetSupportedArchitectureAtIndex(uint32_t idx, ArchSpec &arch) override;
 
@@ -111,42 +111,42 @@ public:
 
   bool IsConnected() const override;
 
-  Error ConnectRemote(Args &args) override;
+  Status ConnectRemote(Args &args) override;
 
-  Error DisconnectRemote() override;
+  Status DisconnectRemote() override;
 
-  Error MakeDirectory(const FileSpec &file_spec,
-                      uint32_t file_permissions) override;
+  Status MakeDirectory(const FileSpec &file_spec,
+                       uint32_t file_permissions) override;
 
-  Error GetFilePermissions(const FileSpec &file_spec,
-                           uint32_t &file_permissions) override;
+  Status GetFilePermissions(const FileSpec &file_spec,
+                            uint32_t &file_permissions) override;
 
-  Error SetFilePermissions(const FileSpec &file_spec,
-                           uint32_t file_permissions) override;
+  Status SetFilePermissions(const FileSpec &file_spec,
+                            uint32_t file_permissions) override;
 
   lldb::user_id_t OpenFile(const FileSpec &file_spec, uint32_t flags,
-                           uint32_t mode, Error &error) override;
+                           uint32_t mode, Status &error) override;
 
-  bool CloseFile(lldb::user_id_t fd, Error &error) override;
+  bool CloseFile(lldb::user_id_t fd, Status &error) override;
 
   uint64_t ReadFile(lldb::user_id_t fd, uint64_t offset, void *data_ptr,
-                    uint64_t len, Error &error) override;
+                    uint64_t len, Status &error) override;
 
   uint64_t WriteFile(lldb::user_id_t fd, uint64_t offset, const void *data,
-                     uint64_t len, Error &error) override;
+                     uint64_t len, Status &error) override;
 
   lldb::user_id_t GetFileSize(const FileSpec &file_spec) override;
 
-  Error PutFile(const FileSpec &source, const FileSpec &destination,
-                uint32_t uid = UINT32_MAX, uint32_t gid = UINT32_MAX) override;
+  Status PutFile(const FileSpec &source, const FileSpec &destination,
+                 uint32_t uid = UINT32_MAX, uint32_t gid = UINT32_MAX) override;
 
-  Error CreateSymlink(const FileSpec &src, const FileSpec &dst) override;
+  Status CreateSymlink(const FileSpec &src, const FileSpec &dst) override;
 
   bool GetFileExists(const FileSpec &file_spec) override;
 
-  Error Unlink(const FileSpec &path) override;
+  Status Unlink(const FileSpec &path) override;
 
-  Error RunShellCommand(
+  Status RunShellCommand(
       const char *command,         // Shouldn't be NULL
       const FileSpec &working_dir, // Pass empty FileSpec to use the current
                                    // working directory
@@ -166,10 +166,10 @@ public:
                                  llvm::StringRef plugin_name,
                                  lldb_private::Debugger &debugger,
                                  lldb_private::Target *target,
-                                 lldb_private::Error &error) override;
+                                 lldb_private::Status &error) override;
 
   size_t ConnectToWaitingProcesses(lldb_private::Debugger &debugger,
-                                   lldb_private::Error &error) override;
+                                   lldb_private::Status &error) override;
 
   virtual size_t
   GetPendingGdbServerList(std::vector<std::string> &connection_urls);