From 68e1867d8960e628d70293e99373f5b557934dd2 Mon Sep 17 00:00:00 2001 From: Fariborz Jahanian Date: Wed, 10 Sep 2014 18:23:34 +0000 Subject: Objective-C arc. Fixes a crash when issuing diagnostic for passing parameter to an audited CF API. rdar://18222007 llvm-svn: 217530 --- clang/test/SemaObjC/objc-cf-audited-warning.m | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 clang/test/SemaObjC/objc-cf-audited-warning.m (limited to 'clang/test/SemaObjC') diff --git a/clang/test/SemaObjC/objc-cf-audited-warning.m b/clang/test/SemaObjC/objc-cf-audited-warning.m new file mode 100644 index 00000000000..db782299b8a --- /dev/null +++ b/clang/test/SemaObjC/objc-cf-audited-warning.m @@ -0,0 +1,24 @@ +// RUN: %clang_cc1 -fobjc-arc -verify %s +// rdar://18222007 + +#if __has_feature(arc_cf_code_audited) +#define CF_IMPLICIT_BRIDGING_ENABLED _Pragma("clang arc_cf_code_audited begin") +#define CF_IMPLICIT_BRIDGING_DISABLED _Pragma("clang arc_cf_code_audited end") +#endif +#define CF_BRIDGED_TYPE(T) __attribute__((objc_bridge(T))) + +typedef const struct CF_BRIDGED_TYPE(NSURL) __CFURL * CFURLRef; +typedef signed long long CFIndex; +typedef unsigned char Boolean; +typedef unsigned char UInt8; +typedef const struct __CFAllocator * CFAllocatorRef; +const CFAllocatorRef kCFAllocatorDefault; + +CF_IMPLICIT_BRIDGING_ENABLED +CFURLRef CFURLCreateFromFileSystemRepresentation(CFAllocatorRef allocator, const UInt8 *buffer, CFIndex bufLen, Boolean isDirectory); // expected-note {{passing argument to parameter 'buffer' here}} +CF_IMPLICIT_BRIDGING_DISABLED + +void saveImageToJPG(const char *filename) +{ + CFURLRef url = CFURLCreateFromFileSystemRepresentation(kCFAllocatorDefault, filename, 10, 0); // expected-warning {{passing 'const char *' to parameter of type 'const UInt8 *' (aka 'const unsigned char *') converts between pointers to integer types with different sign}} +} -- cgit v1.2.3