1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2 
3 namespace test1 __attribute__((visibility("hidden"))) { // expected-note{{surrounding namespace with visibility attribute starts here}}
4 #pragma GCC visibility pop // expected-error{{#pragma visibility pop with no matching #pragma visibility push}}
5 }
6 
7 // GCC 4.6 accepts this, but the "hidden" leaks past the namespace end.
8 namespace test2 __attribute__((visibility("hidden"))) {
9 #pragma GCC visibility push(protected) // expected-error{{#pragma visibility push with no matching #pragma visibility pop}}
10 } // expected-note{{surrounding namespace with visibility attribute ends here}}
11 
12 #pragma GCC visibility pop // expected-error{{#pragma visibility pop with no matching #pragma visibility push}}
13 
14 // <rdar://problem/10871094>
15 struct A {
16   #pragma GCC visibility push(protected)
17   #pragma GCC visibility pop
18 };
19 
f()20 void f() {
21   #pragma GCC visibility push(protected)
22   #pragma GCC visibility pop
23 }
24 
25 namespace pr13662 {
26 #pragma GCC visibility push(hidden)
27   template<class T> class __attribute__((__visibility__("default"))) foo;
28   class bar { template<class T> friend class foo; };
29 #pragma GCC visibility pop
30 }
31