1*67e74705SXin Li // Test this without pch. 2*67e74705SXin Li // RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple i386-apple-darwin9 -fsyntax-only -include %s -verify -std=c++11 3*67e74705SXin Li 4*67e74705SXin Li // Test with pch. 5*67e74705SXin Li // RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple i386-apple-darwin9 -emit-pch -o %t -std=c++11 6*67e74705SXin Li // RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple i386-apple-darwin9 -fsyntax-only -include-pch %t -verify -std=c++11 7*67e74705SXin Li 8*67e74705SXin Li // The first run line creates a pch, and since at that point HEADER is not 9*67e74705SXin Li // defined, the only thing contained in the pch is the pragma. The second line 10*67e74705SXin Li // then includes that pch, so HEADER is defined and the actual code is compiled. 11*67e74705SXin Li // The check then makes sure that the pragma is in effect in the file that 12*67e74705SXin Li // includes the pch. 13*67e74705SXin Li 14*67e74705SXin Li // expected-no-diagnostics 15*67e74705SXin Li 16*67e74705SXin Li #ifndef HEADER 17*67e74705SXin Li #define HEADER 18*67e74705SXin Li struct SOffH { 19*67e74705SXin Li short m : 9; 20*67e74705SXin Li int q : 12; 21*67e74705SXin Li }; 22*67e74705SXin Li 23*67e74705SXin Li #pragma ms_struct on 24*67e74705SXin Li 25*67e74705SXin Li struct SOnH { 26*67e74705SXin Li short m : 9; 27*67e74705SXin Li int q : 12; 28*67e74705SXin Li }; 29*67e74705SXin Li 30*67e74705SXin Li #else 31*67e74705SXin Li 32*67e74705SXin Li struct SOnC { 33*67e74705SXin Li short m : 9; 34*67e74705SXin Li int q : 12; 35*67e74705SXin Li }; 36*67e74705SXin Li 37*67e74705SXin Li static_assert(sizeof(SOffH) == 4, ""); 38*67e74705SXin Li static_assert(sizeof(SOnH) == 8, ""); 39*67e74705SXin Li static_assert(sizeof(SOnC) == 8, ""); 40*67e74705SXin Li 41*67e74705SXin Li #endif 42