r351402 - [Frontend] Make WrapperFrontendAction call WrappedAction.PrepareToExecuteAction.

[Volodymyr Sapsai via cfe-commits]

Author: vsapsai
Date: Wed Jan 16 16:20:43 2019
New Revision: 351402

URL: http://llvm.org/viewvc/llvm-project?rev=351402&view=rev
Log:
[Frontend] Make WrapperFrontendAction call WrappedAction.PrepareToExecuteAction.

Fixes `-emit-header-module` when GenerateHeaderModuleAction is wrapped
by another frontend action.

rdar://problem/47302588

Reviewers: rsmith, arphaman

Reviewed By: arphaman

Subscribers: jkorous, dexonsmith, cfe-commits

Differential Revision: https://reviews.llvm.org/D56766

Modified:
    cfe/trunk/include/clang/Frontend/FrontendAction.h
    cfe/trunk/lib/Frontend/FrontendAction.cpp

Modified: cfe/trunk/include/clang/Frontend/FrontendAction.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Frontend/FrontendAction.h?rev=351402&r1=351401&r2=351402&view=diff
==============================================================================
--- cfe/trunk/include/clang/Frontend/FrontendAction.h (original)
+++ cfe/trunk/include/clang/Frontend/FrontendAction.h Wed Jan 16 16:20:43 2019
@@ -305,6 +305,7 @@ class WrapperFrontendAction : public Fro
   std::unique_ptr<FrontendAction> WrappedAction;
 
 protected:
+  bool PrepareToExecuteAction(CompilerInstance &CI) override;
   std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI,
                                                  StringRef InFile) override;
   bool BeginInvocation(CompilerInstance &CI) override;

Modified: cfe/trunk/lib/Frontend/FrontendAction.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/FrontendAction.cpp?rev=351402&r1=351401&r2=351402&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/FrontendAction.cpp (original)
+++ cfe/trunk/lib/Frontend/FrontendAction.cpp Wed Jan 16 16:20:43 2019
@@ -1045,6 +1045,9 @@ PreprocessorFrontendAction::CreateASTCon
   llvm_unreachable("Invalid CreateASTConsumer on preprocessor action!");
 }
 
+bool WrapperFrontendAction::PrepareToExecuteAction(CompilerInstance &CI) {
+  return WrappedAction->PrepareToExecuteAction(CI);
+}
 std::unique_ptr<ASTConsumer>
 WrapperFrontendAction::CreateASTConsumer(CompilerInstance &CI,
                                          StringRef InFile) {