diff options
Diffstat (limited to 'lib/Lex/PPMacroExpansion.cpp')
| -rw-r--r-- | lib/Lex/PPMacroExpansion.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/Lex/PPMacroExpansion.cpp b/lib/Lex/PPMacroExpansion.cpp index 9b20605124..e10c95c75f 100644 --- a/lib/Lex/PPMacroExpansion.cpp +++ b/lib/Lex/PPMacroExpansion.cpp @@ -421,8 +421,10 @@ MacroArgs *Preprocessor::ReadFunctionLikeMacroArgs(Token &MacroName, // Empty arguments are standard in C99 and C++0x, and are supported as an extension in // other modes. - if (ArgTokens.size() == ArgTokenStart && !Features.C99 && !Features.CPlusPlus0x) - Diag(Tok, diag::ext_empty_fnmacro_arg); + if (ArgTokens.size() == ArgTokenStart && !Features.C99) + Diag(Tok, Features.CPlusPlus0x ? + diag::warn_cxx98_compat_empty_fnmacro_arg : + diag::ext_empty_fnmacro_arg); // Add a marker EOF token to the end of the token list for this argument. Token EOFTok; |