1 files changed, 49 insertions, 13 deletions

diff --git a/contrib/llvm-project/clang/lib/Frontend/FrontendActions.cpp b/contrib/llvm-project/clang/lib/Frontend/FrontendActions.cpp
index c1d6e7145536..e70210d55fe2 100644
--- a/contrib/llvm-project/clang/lib/Frontend/FrontendActions.cpp
+++ b/contrib/llvm-project/clang/lib/Frontend/FrontendActions.cpp
@@ -184,12 +184,12 @@ bool GeneratePCHAction::BeginSourceFileAction(CompilerInstance &CI) {
   return true;
 }
 
-std::unique_ptr<ASTConsumer>
-GenerateModuleAction::CreateASTConsumer(CompilerInstance &CI,
-                                        StringRef InFile) {
+std::vector<std::unique_ptr<ASTConsumer>>
+GenerateModuleAction::CreateMultiplexConsumer(CompilerInstance &CI,
+                                              StringRef InFile) {
   std::unique_ptr<raw_pwrite_stream> OS = CreateOutputFile(CI, InFile);
   if (!OS)
-    return nullptr;
+    return {};
 
   std::string OutputFile = CI.getFrontendOpts().OutputFile;
   std::string Sysroot;
@@ -210,6 +210,17 @@ GenerateModuleAction::CreateASTConsumer(CompilerInstance &CI,
       +CI.getFrontendOpts().BuildingImplicitModule));
   Consumers.push_back(CI.getPCHContainerWriter().CreatePCHContainerGenerator(
       CI, std::string(InFile), OutputFile, std::move(OS), Buffer));
+  return Consumers;
+}
+
+std::unique_ptr<ASTConsumer>
+GenerateModuleAction::CreateASTConsumer(CompilerInstance &CI,
+                                        StringRef InFile) {
+  std::vector<std::unique_ptr<ASTConsumer>> Consumers =
+      CreateMultiplexConsumer(CI, InFile);
+  if (Consumers.empty())
+    return nullptr;
+
   return std::make_unique<MultiplexConsumer>(std::move(Consumers));
 }
 
@@ -261,11 +272,20 @@ bool GenerateModuleInterfaceAction::BeginSourceFileAction(
 std::unique_ptr<ASTConsumer>
 GenerateModuleInterfaceAction::CreateASTConsumer(CompilerInstance &CI,
                                                  StringRef InFile) {
-  CI.getHeaderSearchOpts().ModulesSkipDiagnosticOptions = true;
-  CI.getHeaderSearchOpts().ModulesSkipHeaderSearchPaths = true;
-  CI.getHeaderSearchOpts().ModulesSkipPragmaDiagnosticMappings = true;
+  std::vector<std::unique_ptr<ASTConsumer>> Consumers;
 
-  return GenerateModuleAction::CreateASTConsumer(CI, InFile);
+  if (CI.getFrontendOpts().GenReducedBMI &&
+      !CI.getFrontendOpts().ModuleOutputPath.empty()) {
+    Consumers.push_back(std::make_unique<ReducedBMIGenerator>(
+        CI.getPreprocessor(), CI.getModuleCache(),
+        CI.getFrontendOpts().ModuleOutputPath));
+  }
+
+  Consumers.push_back(std::make_unique<CXX20ModulesGenerator>(
+      CI.getPreprocessor(), CI.getModuleCache(),
+      CI.getFrontendOpts().OutputFile));
+
+  return std::make_unique<MultiplexConsumer>(std::move(Consumers));
 }
 
 std::unique_ptr<raw_pwrite_stream>
@@ -274,6 +294,14 @@ GenerateModuleInterfaceAction::CreateOutputFile(CompilerInstance &CI,
   return CI.createDefaultOutputFile(/*Binary=*/true, InFile, "pcm");
 }
 
+std::unique_ptr<ASTConsumer>
+GenerateReducedModuleInterfaceAction::CreateASTConsumer(CompilerInstance &CI,
+                                                        StringRef InFile) {
+  return std::make_unique<ReducedBMIGenerator>(CI.getPreprocessor(),
+                                               CI.getModuleCache(),
+                                               CI.getFrontendOpts().OutputFile);
+}
+
 bool GenerateHeaderUnitAction::BeginSourceFileAction(CompilerInstance &CI) {
   if (!CI.getLangOpts().CPlusPlusModules) {
     CI.getDiagnostics().Report(diag::err_module_interface_requires_cpp_modules);
@@ -426,6 +454,8 @@ private:
       return "BuildingBuiltinDumpStructCall";
     case CodeSynthesisContext::BuildingDeductionGuides:
       return "BuildingDeductionGuides";
+    case CodeSynthesisContext::TypeAliasTemplateInstantiation:
+      return "TypeAliasTemplateInstantiation";
     }
     return "";
   }
@@ -811,9 +841,16 @@ static StringRef ModuleKindName(Module::ModuleKind MK) {
 }
 
 void DumpModuleInfoAction::ExecuteAction() {
-  assert(isCurrentFileAST() && "dumping non-AST?");
-  // Set up the output file.
   CompilerInstance &CI = getCompilerInstance();
+
+  // Don't process files of type other than module to avoid crash
+  if (!isCurrentFileAST()) {
+    CI.getDiagnostics().Report(diag::err_file_is_not_module)
+        << getCurrentFile();
+    return;
+  }
+
+  // Set up the output file.
   StringRef OutputFileName = CI.getFrontendOpts().OutputFile;
   if (!OutputFileName.empty() && OutputFileName != "-") {
     std::error_code EC;
@@ -826,8 +863,7 @@ void DumpModuleInfoAction::ExecuteAction() {
   auto &FileMgr = CI.getFileManager();
   auto Buffer = FileMgr.getBufferForFile(getCurrentFile());
   StringRef Magic = (*Buffer)->getMemBufferRef().getBuffer();
-  bool IsRaw = (Magic.size() >= 4 && Magic[0] == 'C' && Magic[1] == 'P' &&
-                Magic[2] == 'C' && Magic[3] == 'H');
+  bool IsRaw = Magic.starts_with("CPCH");
   Out << "  Module format: " << (IsRaw ? "raw" : "obj") << "\n";
 
   Preprocessor &PP = CI.getPreprocessor();
@@ -840,7 +876,6 @@ void DumpModuleInfoAction::ExecuteAction() {
 
   const LangOptions &LO = getCurrentASTUnit().getLangOpts();
   if (LO.CPlusPlusModules && !LO.CurrentModule.empty()) {
-
     ASTReader *R = getCurrentASTUnit().getASTReader().get();
     unsigned SubModuleCount = R->getTotalNumSubmodules();
     serialization::ModuleFile &MF = R->getModuleManager().getPrimaryModule();
@@ -1061,6 +1096,7 @@ void PrintPreambleAction::ExecuteAction() {
   case Language::CUDA:
   case Language::HIP:
   case Language::HLSL:
+  case Language::CIR:
     break;
 
   case Language::Unknown: