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()20void 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