1 | // RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s |
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2 | |
3 | @interface PBXTrackableTaskManager @end |
4 | @implementation PBXTrackableTaskManager @end |
5 | |
6 | struct x { |
7 | operator PBXTrackableTaskManager *() const { return 0; } |
8 | } a; |
9 | |
10 | struct y { |
11 | operator int *() const { return 0; } |
12 | } b; |
13 | |
14 | void test1() { |
15 | @synchronized (a) { |
16 | } |
17 | |
18 | @synchronized (b) { // expected-error {{@synchronized requires an Objective-C object type ('struct y' invalid)}} |
19 | } |
20 | } |
21 |