Author: majnemer Date: Wed Nov 4 19:01:47 2015 New Revision: 252115 URL: http://llvm.org/viewvc/llvm-project?rev=252115&view=rev Log: [Lex] Add __has_builtin support for __make_integer_seq
Differential Revision: http://reviews.llvm.org/D14349 Modified: cfe/trunk/lib/Lex/PPMacroExpansion.cpp cfe/trunk/test/SemaCXX/make_integer_seq.cpp Modified: cfe/trunk/lib/Lex/PPMacroExpansion.cpp URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Lex/PPMacroExpansion.cpp?rev=252115&r1=252114&r2=252115&view=diff ============================================================================== --- cfe/trunk/lib/Lex/PPMacroExpansion.cpp (original) +++ cfe/trunk/lib/Lex/PPMacroExpansion.cpp Wed Nov 4 19:01:47 2015 @@ -1636,7 +1636,15 @@ void Preprocessor::ExpandBuiltinMacro(To Value = FeatureII->getTokenID() == tok::identifier; else if (II == Ident__has_builtin) { // Check for a builtin is trivial. - Value = FeatureII->getBuiltinID() != 0; + if (FeatureII->getBuiltinID() != 0) { + Value = true; + } else { + const LangOptions &LangOpts = PP.getLangOpts(); + StringRef Feature = FeatureII->getName(); + Value = llvm::StringSwitch<bool>(Feature) + .Case("__make_integer_seq", LangOpts.CPlusPlus) + .Default(false); + } } else if (II == Ident__has_attribute) Value = hasAttribute(AttrSyntax::GNU, nullptr, FeatureII, getTargetInfo(), getLangOpts()); Modified: cfe/trunk/test/SemaCXX/make_integer_seq.cpp URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/SemaCXX/make_integer_seq.cpp?rev=252115&r1=252114&r2=252115&view=diff ============================================================================== --- cfe/trunk/test/SemaCXX/make_integer_seq.cpp (original) +++ cfe/trunk/test/SemaCXX/make_integer_seq.cpp Wed Nov 4 19:01:47 2015 @@ -1,5 +1,7 @@ // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s +static_assert(__has_builtin(__make_integer_seq), ""); + template <class T, T... I> struct Seq { static constexpr T PackSize = sizeof...(I); _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
