diff options
| -rw-r--r-- | clang/include/clang/Frontend/PrecompiledPreamble.h | 4 | ||||
| -rw-r--r-- | clang/lib/Frontend/PrecompiledPreamble.cpp | 2 |
2 files changed, 6 insertions, 0 deletions
diff --git a/clang/include/clang/Frontend/PrecompiledPreamble.h b/clang/include/clang/Frontend/PrecompiledPreamble.h index 64342b1dffa..9af50f91836 100644 --- a/clang/include/clang/Frontend/PrecompiledPreamble.h +++ b/clang/include/clang/Frontend/PrecompiledPreamble.h @@ -244,6 +244,10 @@ class PreambleCallbacks { public: virtual ~PreambleCallbacks() = default; + /// Called before FrontendAction::BeginSourceFile. + /// Can be used to store references to various CompilerInstance fields + /// (e.g. SourceManager) that may be interesting to the consumers of other callbacks. + virtual void BeforeExecute(CompilerInstance &CI); /// Called after FrontendAction::Execute(), but before /// FrontendAction::EndSourceFile(). Can be used to transfer ownership of /// various CompilerInstance fields before they are destroyed. diff --git a/clang/lib/Frontend/PrecompiledPreamble.cpp b/clang/lib/Frontend/PrecompiledPreamble.cpp index f6964d02b23..f933ba6cec0 100644 --- a/clang/lib/Frontend/PrecompiledPreamble.cpp +++ b/clang/lib/Frontend/PrecompiledPreamble.cpp @@ -333,6 +333,7 @@ llvm::ErrorOr<PrecompiledPreamble> PrecompiledPreamble::Build( std::unique_ptr<PrecompilePreambleAction> Act; Act.reset(new PrecompilePreambleAction( StoreInMemory ? &Storage.asMemory().Data : nullptr, Callbacks)); + Callbacks.BeforeExecute(*Clang); if (!Act->BeginSourceFile(*Clang.get(), Clang->getFrontendOpts().Inputs[0])) return BuildPreambleError::BeginSourceFileFailed; @@ -694,6 +695,7 @@ void PrecompiledPreamble::setupPreambleStorage( } } +void PreambleCallbacks::BeforeExecute(CompilerInstance &CI) {} void PreambleCallbacks::AfterExecute(CompilerInstance &CI) {} void PreambleCallbacks::AfterPCHEmitted(ASTWriter &Writer) {} void PreambleCallbacks::HandleTopLevelDecl(DeclGroupRef DG) {} |
