diff options
Diffstat (limited to 'contrib/llvm/tools/clang/lib/Lex/PPExpressions.cpp')
| -rw-r--r-- | contrib/llvm/tools/clang/lib/Lex/PPExpressions.cpp | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/contrib/llvm/tools/clang/lib/Lex/PPExpressions.cpp b/contrib/llvm/tools/clang/lib/Lex/PPExpressions.cpp index 7cac63e..d5a88db 100644 --- a/contrib/llvm/tools/clang/lib/Lex/PPExpressions.cpp +++ b/contrib/llvm/tools/clang/lib/Lex/PPExpressions.cpp @@ -178,7 +178,9 @@ static bool EvaluateValue(PPValue &Result, Token &PeekTok, DefinedTracker &DT, // preprocessor keywords and it wasn't macro expanded, it turns // into a simple 0, unless it is the C++ keyword "true", in which case it // turns into "1". - if (ValueLive) + if (ValueLive && + II->getTokenID() != tok::kw_true && + II->getTokenID() != tok::kw_false) PP.Diag(PeekTok, diag::warn_pp_undef_identifier) << II; Result.Val = II->getTokenID() == tok::kw_true; Result.Val.setIsUnsigned(false); // "0" is signed intmax_t 0. @@ -204,8 +206,7 @@ static bool EvaluateValue(PPValue &Result, Token &PeekTok, DefinedTracker &DT, if (NumberInvalid) return true; // a diagnostic was already reported - NumericLiteralParser Literal(Spelling.begin(), Spelling.end(), - PeekTok.getLocation(), PP); + NumericLiteralParser Literal(Spelling, PeekTok.getLocation(), PP); if (Literal.hadError) return true; // a diagnostic was already reported. @@ -219,10 +220,15 @@ static bool EvaluateValue(PPValue &Result, Token &PeekTok, DefinedTracker &DT, if (Literal.hasUDSuffix()) PP.Diag(PeekTok, diag::err_pp_invalid_udl) << /*integer*/1; - // long long is a C99 feature. - if (!PP.getLangOpts().C99 && Literal.isLongLong) - PP.Diag(PeekTok, PP.getLangOpts().CPlusPlus0x ? - diag::warn_cxx98_compat_longlong : diag::ext_longlong); + // 'long long' is a C99 or C++11 feature. + if (!PP.getLangOpts().C99 && Literal.isLongLong) { + if (PP.getLangOpts().CPlusPlus) + PP.Diag(PeekTok, + PP.getLangOpts().CPlusPlus0x ? + diag::warn_cxx98_compat_longlong : diag::ext_cxx11_longlong); + else + PP.Diag(PeekTok, diag::ext_c99_longlong); + } // Parse the integer literal into Result. if (Literal.GetIntegerValue(Result.Val)) { |
