Mercurial > hg > CbC > CbC_llvm
view clang/test/PCH/pragma-ms_struct.cpp @ 222:81f6424ef0e3 llvm-original
LLVM original branch
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Sun, 18 Jul 2021 22:10:01 +0900 |
parents | 1d019706d866 |
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// Test this without pch. // RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple i386-apple-darwin9 -fsyntax-only -include %s -verify -std=c++11 // Test with pch. // RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple i386-apple-darwin9 -emit-pch -o %t -std=c++11 // RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple i386-apple-darwin9 -fsyntax-only -include-pch %t -verify -std=c++11 // The first run line creates a pch, and since at that point HEADER is not // defined, the only thing contained in the pch is the pragma. The second line // then includes that pch, so HEADER is defined and the actual code is compiled. // The check then makes sure that the pragma is in effect in the file that // includes the pch. // expected-no-diagnostics #ifndef HEADER #define HEADER struct SOffH { short m : 9; int q : 12; }; #pragma ms_struct on struct SOnH { short m : 9; int q : 12; }; #else struct SOnC { short m : 9; int q : 12; }; static_assert(sizeof(SOffH) == 4, ""); static_assert(sizeof(SOnH) == 8, ""); static_assert(sizeof(SOnC) == 8, ""); #endif