llvm-project/clang/test/SemaObjC/synchronized.m
Fariborz Jahanian 6f0f25b0d8 Diagnose if an implementation implements a forward class
declaration (and avoid issuing bogus error later on).

llvm-svn: 69928
2009-04-23 21:49:04 +00:00

24 lines
619 B
Objective-C

// RUN: clang-cc -fsyntax-only -verify %s
@interface PBXTrackableTaskManager @end
@implementation PBXTrackableTaskManager
- (id) init {}
- (void) unregisterTask:(id) task {
@synchronized (self) {
id taskID = [task taskIdentifier]; // expected-warning {{method '-taskIdentifier' not found (return type defaults to 'id')}}
}
}
@end
struct x { int a; } b;
void test1() {
@synchronized (b) { // expected-error {{@synchronized requires an Objective-C object type ('struct x' invalid)}}
}
@synchronized (42) { // expected-error {{@synchronized requires an Objective-C object type ('int' invalid)}}
}
}