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