From 91aee685d8b51be3d9fcd67d57094362027721e3 Mon Sep 17 00:00:00 2001 From: John McCall Date: Tue, 18 Oct 2011 21:18:53 +0000 Subject: Add a __has_feature check for arc_cf_code_audited. llvm-svn: 142423 --- clang/lib/Lex/PPMacroExpansion.cpp | 1 + clang/test/SemaObjC/arc-cf.m | 4 ++++ 2 files changed, 5 insertions(+) (limited to 'clang') diff --git a/clang/lib/Lex/PPMacroExpansion.cpp b/clang/lib/Lex/PPMacroExpansion.cpp index e10c95c75f2..50929158b24 100644 --- a/clang/lib/Lex/PPMacroExpansion.cpp +++ b/clang/lib/Lex/PPMacroExpansion.cpp @@ -610,6 +610,7 @@ static bool HasFeature(const Preprocessor &PP, const IdentifierInfo *II) { .Case("ownership_holds", true) .Case("ownership_returns", true) .Case("ownership_takes", true) + .Case("arc_cf_code_audited", true) // C1X features .Case("c_alignas", LangOpts.C1X) .Case("c_generic_selections", LangOpts.C1X) diff --git a/clang/test/SemaObjC/arc-cf.m b/clang/test/SemaObjC/arc-cf.m index b9a44d9e68c..e7dcc22d56c 100644 --- a/clang/test/SemaObjC/arc-cf.m +++ b/clang/test/SemaObjC/arc-cf.m @@ -1,5 +1,9 @@ // RUN: %clang_cc1 -fsyntax-only -fobjc-arc -verify %s +#if __has_feature(arc_cf_code_audited) +char _global[-1]; // expected-error {{declared as an array with a negative size}} +#endif + typedef const void *CFTypeRef; typedef const struct __CFString *CFStringRef; -- cgit v1.2.3