| 1 | // RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s |
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| 2 | |
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| 3 | @interface PBXTrackableTaskManager @end |
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| 4 | |
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| 5 | @implementation PBXTrackableTaskManager |
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| 6 | - (id) init { return 0; } |
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| 7 | - (void) unregisterTask:(id) task { |
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| 8 | @synchronized (self) { |
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| 9 | id taskID = [task taskIdentifier]; // expected-warning {{method '-taskIdentifier' not found (return type defaults to 'id')}} |
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| 10 | } |
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| 11 | } |
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| 12 | @end |
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| 13 | |
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| 14 | |
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| 15 | struct x { int a; } b; |
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| 16 | |
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| 17 | void test1() { |
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| 18 | @synchronized (b) { // expected-error {{@synchronized requires an Objective-C object type ('struct x' invalid)}} |
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| 19 | } |
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| 20 | |
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| 21 | @synchronized (42) { // expected-error {{@synchronized requires an Objective-C object type ('int' invalid)}} |
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| 22 | } |
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| 23 | } |
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| 24 | |
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