clang/test/PCH/pragma-comment.c

   1 // Test this without pch.
   2 // RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple thumbv7-windows -fms-extensions -emit-llvm -include %s -o - | FileCheck %s
   3 // RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple x86_64-pc-win32 -fms-extensions -emit-llvm -include %s -o - | FileCheck %s
   4
   5 // Test with pch.
   6 // RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple thumbv7-windows -fms-extensions -emit-pch -o %t
   7 // RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple thumbv7-windows -fms-extensions -emit-llvm -include-pch %t -o - | FileCheck %s
   8 // RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple x86_64-pc-win32 -fms-extensions -emit-pch -o %t
   9 // RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple x86_64-pc-win32 -fms-extensions -emit-llvm -include-pch %t -o - | FileCheck %s
  10
  11 // The first run line creates a pch, and since at that point HEADER is not
  12 // defined, the only thing contained in the pch is the pragma. The second line
  13 // then includes that pch, so HEADER is defined and the actual code is compiled.
  14 // The check then makes sure that the pragma is in effect in the file that
  15 // includes the pch.
  16
  17 #ifndef HEADER
  18 #define HEADER
  19 #pragma comment(lib, "foo.lib")
  20
  21 #else
  22
  23 // CHECK: "/DEFAULTLIB:foo.lib"
  24
  25 #endif