1*67e74705SXin Li// RUN: %clang_cc1 -fsyntax-only -verify %s 2*67e74705SXin Li 3*67e74705SXin Li@compatibility_alias alias4 foo; // expected-warning {{cannot find interface declaration for 'foo'}} 4*67e74705SXin Li 5*67e74705SXin Li@class class2; // expected-note {{previous declaration is here}} 6*67e74705SXin Li@class class3; 7*67e74705SXin Li 8*67e74705SXin Litypedef int I; // expected-note {{previous declaration is here}} 9*67e74705SXin Li 10*67e74705SXin Li@compatibility_alias alias1 I; // expected-warning {{cannot find interface declaration for 'I'}} 11*67e74705SXin Li 12*67e74705SXin Li@compatibility_alias alias class2; 13*67e74705SXin Li@compatibility_alias alias class3; // expected-error {{conflicting types for alias 'alias'}} 14*67e74705SXin Li 15*67e74705SXin Li 16*67e74705SXin Litypedef int alias2; // expected-note {{previous declaration is here}} 17*67e74705SXin Li@compatibility_alias alias2 class3; // expected-error {{conflicting types for alias 'alias2'}} 18*67e74705SXin Li 19*67e74705SXin Lialias *p; 20*67e74705SXin Liclass2 *p2; 21*67e74705SXin Li 22*67e74705SXin Liint foo () 23*67e74705SXin Li{ 24*67e74705SXin Li 25*67e74705SXin Li if (p == p2) { 26*67e74705SXin Li int alias = 1; 27*67e74705SXin Li } 28*67e74705SXin Li 29*67e74705SXin Li alias *p3; 30*67e74705SXin Li return p3 == p2; 31*67e74705SXin Li} 32