From 08e8dd7b9db7bb4a9de26d44c1cbfd24e869c014 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Wed, 27 Jul 2022 21:50:45 +0200
Subject: Vendor import of llvm-project main
 llvmorg-15-init-17826-g1f8ae9d7e7e4, the last commit before the upstream
 release/16.x branch was created.

---
 clang/lib/CodeGen/ModuleBuilder.cpp | 24 +++++++++++++++---------
 1 file changed, 15 insertions(+), 9 deletions(-)

(limited to 'clang/lib/CodeGen/ModuleBuilder.cpp')

diff --git a/clang/lib/CodeGen/ModuleBuilder.cpp b/clang/lib/CodeGen/ModuleBuilder.cpp
index 8e97a298ce7f..c9a5e56c72c7 100644
--- a/clang/lib/CodeGen/ModuleBuilder.cpp
+++ b/clang/lib/CodeGen/ModuleBuilder.cpp
@@ -23,6 +23,7 @@
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/LLVMContext.h"
 #include "llvm/IR/Module.h"
+#include "llvm/Support/VirtualFileSystem.h"
 #include <memory>
 
 using namespace clang;
@@ -32,6 +33,7 @@ namespace {
   class CodeGeneratorImpl : public CodeGenerator {
     DiagnosticsEngine &Diags;
     ASTContext *Ctx;
+    IntrusiveRefCntPtr<llvm::vfs::FileSystem> FS; // Only used for debug info.
     const HeaderSearchOptions &HeaderSearchOpts; // Only used for debug info.
     const PreprocessorOptions &PreprocessorOpts; // Only used for debug info.
     const CodeGenOptions CodeGenOpts;  // Intentionally copied in.
@@ -74,11 +76,12 @@ namespace {
 
   public:
     CodeGeneratorImpl(DiagnosticsEngine &diags, llvm::StringRef ModuleName,
+                      IntrusiveRefCntPtr<llvm::vfs::FileSystem> FS,
                       const HeaderSearchOptions &HSO,
                       const PreprocessorOptions &PPO, const CodeGenOptions &CGO,
                       llvm::LLVMContext &C,
                       CoverageSourceInfo *CoverageInfo = nullptr)
-        : Diags(diags), Ctx(nullptr), HeaderSearchOpts(HSO),
+        : Diags(diags), Ctx(nullptr), FS(std::move(FS)), HeaderSearchOpts(HSO),
           PreprocessorOpts(PPO), CodeGenOpts(CGO), HandlingTopLevelDecls(0),
           CoverageInfo(CoverageInfo),
           M(new llvm::Module(ExpandModuleName(ModuleName, CGO), C)) {
@@ -158,7 +161,7 @@ namespace {
       if (auto TVSDKVersion =
               Ctx->getTargetInfo().getDarwinTargetVariantSDKVersion())
         M->setDarwinTargetVariantSDKVersion(*TVSDKVersion);
-      Builder.reset(new CodeGen::CodeGenModule(Context, HeaderSearchOpts,
+      Builder.reset(new CodeGen::CodeGenModule(Context, FS, HeaderSearchOpts,
                                                PreprocessorOpts, CodeGenOpts,
                                                *M, Diags, CoverageInfo));
 
@@ -356,11 +359,14 @@ llvm::Module *CodeGenerator::StartModule(llvm::StringRef ModuleName,
   return static_cast<CodeGeneratorImpl*>(this)->StartModule(ModuleName, C);
 }
 
-CodeGenerator *clang::CreateLLVMCodeGen(
-    DiagnosticsEngine &Diags, llvm::StringRef ModuleName,
-    const HeaderSearchOptions &HeaderSearchOpts,
-    const PreprocessorOptions &PreprocessorOpts, const CodeGenOptions &CGO,
-    llvm::LLVMContext &C, CoverageSourceInfo *CoverageInfo) {
-  return new CodeGeneratorImpl(Diags, ModuleName, HeaderSearchOpts,
-                               PreprocessorOpts, CGO, C, CoverageInfo);
+CodeGenerator *
+clang::CreateLLVMCodeGen(DiagnosticsEngine &Diags, llvm::StringRef ModuleName,
+                         IntrusiveRefCntPtr<llvm::vfs::FileSystem> FS,
+                         const HeaderSearchOptions &HeaderSearchOpts,
+                         const PreprocessorOptions &PreprocessorOpts,
+                         const CodeGenOptions &CGO, llvm::LLVMContext &C,
+                         CoverageSourceInfo *CoverageInfo) {
+  return new CodeGeneratorImpl(Diags, ModuleName, std::move(FS),
+                               HeaderSearchOpts, PreprocessorOpts, CGO, C,
+                               CoverageInfo);
 }
-- 
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