diff options
Diffstat (limited to 'lib/Parse/ParseAST.cpp')
| -rw-r--r-- | lib/Parse/ParseAST.cpp | 22 |
1 files changed, 7 insertions, 15 deletions
diff --git a/lib/Parse/ParseAST.cpp b/lib/Parse/ParseAST.cpp index 1fb57a08c433..d018d4c08ed9 100644 --- a/lib/Parse/ParseAST.cpp +++ b/lib/Parse/ParseAST.cpp @@ -138,26 +138,18 @@ void clang::ParseAST(Sema &S, bool PrintStats, bool SkipFunctionBodies) { S.getPreprocessor().EnterMainSourceFile(); P.Initialize(); - // C11 6.9p1 says translation units must have at least one top-level - // declaration. C++ doesn't have this restriction. We also don't want to - // complain if we have a precompiled header, although technically if the PCH - // is empty we should still emit the (pedantic) diagnostic. Parser::DeclGroupPtrTy ADecl; ExternalASTSource *External = S.getASTContext().getExternalSource(); if (External) External->StartTranslationUnit(Consumer); - if (P.ParseTopLevelDecl(ADecl)) { - if (!External && !S.getLangOpts().CPlusPlus) - P.Diag(diag::ext_empty_translation_unit); - } else { - do { - // If we got a null return and something *was* parsed, ignore it. This - // is due to a top-level semicolon, an action override, or a parse error - // skipping something. - if (ADecl && !Consumer->HandleTopLevelDecl(ADecl.get())) - return; - } while (!P.ParseTopLevelDecl(ADecl)); + for (bool AtEOF = P.ParseFirstTopLevelDecl(ADecl); !AtEOF; + AtEOF = P.ParseTopLevelDecl(ADecl)) { + // If we got a null return and something *was* parsed, ignore it. This + // is due to a top-level semicolon, an action override, or a parse error + // skipping something. + if (ADecl && !Consumer->HandleTopLevelDecl(ADecl.get())) + return; } // Process any TopLevelDecls generated by #pragma weak. |