Add the clang library to the repo (with some of my changes, too).

1 files changed, 42 insertions, 0 deletions

diff --git a/clang/test/SemaObjC/arc-objc-lifetime.m b/clang/test/SemaObjC/arc-objc-lifetime.m
new file mode 100644
index 0000000..03260e8
--- /dev/null
+++ b/clang/test/SemaObjC/arc-objc-lifetime.m
@@ -0,0 +1,42 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin11 -fsyntax-only -fobjc-arc -verify -Wno-objc-root-class %s
+// RUN: %clang_cc1 -x objective-c++ -triple x86_64-apple-darwin11 -fsyntax-only -fobjc-arc -verify -Wno-objc-root-class %s
+// rdar://10244607
+
+typedef const struct __CFString * CFStringRef;
+@class NSString;
+
+NSString *CFBridgingRelease();
+
+typedef NSString * PNSString;
+
+typedef __autoreleasing NSString * AUTORELEASEPNSString;
+
+@interface I @end
+
+@implementation I
+- (CFStringRef)myString
+{
+    CFStringRef myString =
+      (__bridge CFStringRef) (__strong NSString *)CFBridgingRelease(); // expected-error {{explicit ownership qualifier on cast result has no effect}}
+
+    myString =
+      (__bridge CFStringRef) (__autoreleasing PNSString) CFBridgingRelease(); // expected-error {{explicit ownership qualifier on cast result has no effect}}
+    myString =
+      (__bridge CFStringRef) (AUTORELEASEPNSString) CFBridgingRelease(); // OK
+    myString =
+      (__bridge CFStringRef) (typeof(__strong NSString *)) CFBridgingRelease(); // expected-error {{explicit ownership qualifier on cast result has no effect}}
+    return myString;
+}
+
+- (void)decodeValueOfObjCType:(const char *)type at:(void *)addr {
+        __autoreleasing id *stuff = (__autoreleasing id *)addr;
+}
+@end
+
+// rdar://problem/10711456
+__strong I *__strong test1; // expected-error {{the type 'I *__strong' is already explicitly ownership-qualified}}
+__strong I *(__strong test2); // expected-error {{the type 'I *__strong' is already explicitly ownership-qualified}}
+__strong I *(__strong (test3)); // expected-error {{the type 'I *__strong' is already explicitly ownership-qualified}}
+__unsafe_unretained __typeof__(test3) test4;
+typedef __strong I *strong_I;
+__unsafe_unretained strong_I test5;