From e3b557809604d036af6e00c60f012c2025b59a5e Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sat, 11 Feb 2023 13:38:04 +0100
Subject: Vendor import of llvm-project main
 llvmorg-16-init-18548-gb0daacf58f41, the last commit before the upstream
 release/17.x branch was created.

---
 llvm/tools/llvm-dwp/llvm-dwp.cpp | 26 +++++++++++++++++++++-----
 1 file changed, 21 insertions(+), 5 deletions(-)

(limited to 'llvm/tools/llvm-dwp/llvm-dwp.cpp')

diff --git a/llvm/tools/llvm-dwp/llvm-dwp.cpp b/llvm/tools/llvm-dwp/llvm-dwp.cpp
index d2d162d648c0..0a2c1c1ccc02 100644
--- a/llvm/tools/llvm-dwp/llvm-dwp.cpp
+++ b/llvm/tools/llvm-dwp/llvm-dwp.cpp
@@ -29,6 +29,7 @@
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/TargetSelect.h"
 #include "llvm/Support/ToolOutputFile.h"
+#include <optional>
 
 using namespace llvm;
 using namespace llvm::object;
@@ -71,7 +72,10 @@ getDWOFilenames(StringRef ExecFilename) {
     if (!DWOCompDir.empty()) {
       SmallString<16> DWOPath(std::move(DWOName));
       sys::fs::make_absolute(DWOCompDir, DWOPath);
-      DWOPaths.emplace_back(DWOPath.data(), DWOPath.size());
+      if (!sys::fs::exists(DWOPath) && sys::fs::exists(DWOName))
+        DWOPaths.push_back(std::move(DWOName));
+      else
+        DWOPaths.emplace_back(DWOPath.data(), DWOPath.size());
     } else {
       DWOPaths.push_back(std::move(DWOName));
     }
@@ -108,7 +112,13 @@ int main(int argc, char **argv) {
   for (const auto &ExecFilename : ExecFilenames) {
     auto DWOs = getDWOFilenames(ExecFilename);
     if (!DWOs) {
-      logAllUnhandledErrors(DWOs.takeError(), WithColor::error());
+      logAllUnhandledErrors(
+          handleErrors(DWOs.takeError(),
+                       [&](std::unique_ptr<ECError> EC) -> Error {
+                         return createFileError(ExecFilename,
+                                                Error(std::move(EC)));
+                       }),
+          WithColor::error());
       return 1;
     }
     DWOFilenames.insert(DWOFilenames.end(),
@@ -124,7 +134,13 @@ int main(int argc, char **argv) {
 
   auto ErrOrTriple = readTargetTriple(DWOFilenames.front());
   if (!ErrOrTriple) {
-    logAllUnhandledErrors(ErrOrTriple.takeError(), WithColor::error());
+    logAllUnhandledErrors(
+        handleErrors(ErrOrTriple.takeError(),
+                     [&](std::unique_ptr<ECError> EC) -> Error {
+                       return createFileError(DWOFilenames.front(),
+                                              Error(std::move(EC)));
+                     }),
+        WithColor::error());
     return 1;
   }
 
@@ -172,7 +188,7 @@ int main(int argc, char **argv) {
   // Create the output file.
   std::error_code EC;
   ToolOutputFile OutFile(OutputFilename, EC, sys::fs::OF_None);
-  Optional<buffer_ostream> BOS;
+  std::optional<buffer_ostream> BOS;
   raw_pwrite_stream *OS;
   if (EC)
     return error(Twine(OutputFilename) + ": " + EC.message(), Context);
@@ -180,7 +196,7 @@ int main(int argc, char **argv) {
     OS = &OutFile.os();
   } else {
     BOS.emplace(OutFile.os());
-    OS = BOS.getPointer();
+    OS = &*BOS;
   }
 
   std::unique_ptr<MCStreamer> MS(TheTarget->createMCObjectStreamer(
-- 
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