From b3196fddb0623c60de3cfee3f85c2e518c7f8e4d Mon Sep 17 00:00:00 2001 From: Alex Lorenz Date: Wed, 12 Apr 2017 11:03:25 +0000 Subject: [PATCH] Add support for __builtin_available to __has_builtin rdar://31576715 git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@300049 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Lex/PPMacroExpansion.cpp | 1 + test/Parser/objc-available.m | 5 +++++ 2 files changed, 6 insertions(+) diff --git a/lib/Lex/PPMacroExpansion.cpp b/lib/Lex/PPMacroExpansion.cpp index de166c75e2..358c96a783 100644 --- a/lib/Lex/PPMacroExpansion.cpp +++ b/lib/Lex/PPMacroExpansion.cpp @@ -1746,6 +1746,7 @@ void Preprocessor::ExpandBuiltinMacro(Token &Tok) { return llvm::StringSwitch(II->getName()) .Case("__make_integer_seq", LangOpts.CPlusPlus) .Case("__type_pack_element", LangOpts.CPlusPlus) + .Case("__builtin_available", true) .Default(false); } }); diff --git a/test/Parser/objc-available.m b/test/Parser/objc-available.m index d18ac1f134..a170721240 100644 --- a/test/Parser/objc-available.m +++ b/test/Parser/objc-available.m @@ -20,3 +20,8 @@ void f() { (void)@available(macos); // expected-error{{expected a version}} (void)@available; // expected-error{{expected '('}} } + +#if __has_builtin(__builtin_available) +#error expected +// expected-error@-1 {{expected}} +#endif -- 2.40.0