Merge branch 'master' of ssh://bitbucket.org/czan/honours

1 files changed, 36 insertions, 0 deletions

diff --git a/clang/test/SemaObjCXX/arc-bridged-cast.mm b/clang/test/SemaObjCXX/arc-bridged-cast.mm
new file mode 100644
index 0000000..1ea67a3
--- /dev/null
+++ b/clang/test/SemaObjCXX/arc-bridged-cast.mm
@@ -0,0 +1,36 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin11 -fsyntax-only -fobjc-arc -fblocks -verify %s
+
+typedef const void *CFTypeRef;
+typedef const struct __CFString *CFStringRef;
+
+@interface NSString
+@end
+
+CFTypeRef CFCreateSomething();
+CFStringRef CFCreateString();
+CFTypeRef CFGetSomething();
+CFStringRef CFGetString();
+
+id CreateSomething();
+NSString *CreateNSString();
+
+template<typename IdType, typename StringType, typename IntPtrType>
+void from_cf() {
+  id obj1 = (__bridge_transfer IdType)CFCreateSomething();
+  id obj2 = (__bridge_transfer StringType)CFCreateString();
+  (__bridge IntPtrType)CFCreateSomething(); // expected-error{{incompatible types casting 'CFTypeRef' (aka 'const void *') to 'int *' with a __bridge cast}}
+  id obj3 = (__bridge IdType)CFGetSomething();
+  id obj4 = (__bridge StringType)CFGetString();
+}
+
+template void from_cf<id, NSString*, int*>(); // expected-note{{in instantiation of function template specialization}}
+
+template<typename IdType, typename StringType>
+void to_cf(id obj) {
+  CFTypeRef cf1 = (__bridge_retained IdType)CreateSomething();
+  CFStringRef cf2 = (__bridge_retained StringType)CreateNSString();
+  CFTypeRef cf3 = (__bridge IdType)CreateSomething();
+  CFStringRef cf4 = (__bridge StringType)CreateNSString(); 
+}
+
+template void to_cf<CFTypeRef, CFStringRef>(id);