diff options
Diffstat (limited to 'lib/Frontend/FrontendAction.cpp')
| -rw-r--r-- | lib/Frontend/FrontendAction.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/Frontend/FrontendAction.cpp b/lib/Frontend/FrontendAction.cpp index 42ba4d5a09..5a15847aea 100644 --- a/lib/Frontend/FrontendAction.cpp +++ b/lib/Frontend/FrontendAction.cpp @@ -18,6 +18,7 @@ #include "clang/Frontend/CompilerInstance.h" #include "clang/Frontend/FrontendDiagnostic.h" #include "clang/Frontend/FrontendPluginRegistry.h" +#include "clang/Frontend/LayoutOverrideSource.h" #include "clang/Frontend/MultiplexConsumer.h" #include "clang/Parse/ParseAST.h" #include "clang/Serialization/ASTDeserializationListener.h" @@ -285,6 +286,16 @@ bool FrontendAction::BeginSourceFile(CompilerInstance &CI, PP.getLangOptions()); } + // If there is a layout overrides file, attach an external AST source that + // provides the layouts from that file. + if (!CI.getFrontendOpts().OverrideRecordLayoutsFile.empty() && + CI.hasASTContext() && !CI.getASTContext().getExternalSource()) { + llvm::OwningPtr<ExternalASTSource> + Override(new LayoutOverrideSource( + CI.getFrontendOpts().OverrideRecordLayoutsFile)); + CI.getASTContext().setExternalSource(Override); + } + return true; // If we failed, reset state since the client will not end up calling the |