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.

---
 .../Tooling/InterpolatingCompilationDatabase.cpp    | 21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)

(limited to 'clang/lib/Tooling/InterpolatingCompilationDatabase.cpp')

diff --git a/clang/lib/Tooling/InterpolatingCompilationDatabase.cpp b/clang/lib/Tooling/InterpolatingCompilationDatabase.cpp
index 0143b5f8df6b..ff9cb4b62073 100644
--- a/clang/lib/Tooling/InterpolatingCompilationDatabase.cpp
+++ b/clang/lib/Tooling/InterpolatingCompilationDatabase.cpp
@@ -49,9 +49,7 @@
 #include "clang/Tooling/CompilationDatabase.h"
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/Optional.h"
 #include "llvm/ADT/StringExtras.h"
-#include "llvm/ADT/StringSwitch.h"
 #include "llvm/Option/ArgList.h"
 #include "llvm/Option/OptTable.h"
 #include "llvm/Support/Debug.h"
@@ -59,6 +57,7 @@
 #include "llvm/Support/StringSaver.h"
 #include "llvm/Support/raw_ostream.h"
 #include <memory>
+#include <optional>
 
 namespace clang {
 namespace tooling {
@@ -129,7 +128,7 @@ struct TransferableCommand {
   // Flags that should not apply to all files are stripped from CommandLine.
   CompileCommand Cmd;
   // Language detected from -x or the filename. Never TY_INVALID.
-  Optional<types::ID> Type;
+  std::optional<types::ID> Type;
   // Standard specified by -std.
   LangStandard::Kind Std = LangStandard::lang_unspecified;
   // Whether the command line is for the cl-compatible driver.
@@ -148,7 +147,7 @@ struct TransferableCommand {
         TmpArgv.push_back(S.c_str());
       ClangCLMode = !TmpArgv.empty() &&
                     driver::IsClangCL(driver::getDriverMode(
-                        TmpArgv.front(), llvm::makeArrayRef(TmpArgv).slice(1)));
+                        TmpArgv.front(), llvm::ArrayRef(TmpArgv).slice(1)));
       ArgList = {TmpArgv.begin(), TmpArgv.end()};
     }
 
@@ -165,8 +164,8 @@ struct TransferableCommand {
       const unsigned OldPos = Pos;
       std::unique_ptr<llvm::opt::Arg> Arg(OptTable.ParseOneArg(
           ArgList, Pos,
-          /* Include */ ClangCLMode ? CoreOption | CLOption : 0,
-          /* Exclude */ ClangCLMode ? 0 : CLOption));
+          /* Include */ ClangCLMode ? CoreOption | CLOption | CLDXCOption : 0,
+          /* Exclude */ ClangCLMode ? 0 : CLOption | CLDXCOption));
 
       if (!Arg)
         continue;
@@ -208,7 +207,7 @@ struct TransferableCommand {
     Type = foldType(*Type);
     // The contract is to store None instead of TY_INVALID.
     if (Type == types::TY_INVALID)
-      Type = llvm::None;
+      Type = std::nullopt;
   }
 
   // Produce a CompileCommand for \p filename, based on this one.
@@ -280,7 +279,7 @@ private:
   }
 
   // Try to interpret the argument as a type specifier, e.g. '-x'.
-  Optional<types::ID> tryParseTypeArg(const llvm::opt::Arg &Arg) {
+  std::optional<types::ID> tryParseTypeArg(const llvm::opt::Arg &Arg) {
     const llvm::opt::Option &Opt = Arg.getOption();
     using namespace driver::options;
     if (ClangCLMode) {
@@ -292,15 +291,15 @@ private:
       if (Opt.matches(driver::options::OPT_x))
         return types::lookupTypeForTypeSpecifier(Arg.getValue());
     }
-    return None;
+    return std::nullopt;
   }
 
   // Try to interpret the argument as '-std='.
-  Optional<LangStandard::Kind> tryParseStdArg(const llvm::opt::Arg &Arg) {
+  std::optional<LangStandard::Kind> tryParseStdArg(const llvm::opt::Arg &Arg) {
     using namespace driver::options;
     if (Arg.getOption().matches(ClangCLMode ? OPT__SLASH_std : OPT_std_EQ))
       return LangStandard::getLangKind(Arg.getValue());
-    return None;
+    return std::nullopt;
   }
 };
 
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