gcc/testsuite/gcc.dg/pragma-push_macro-1.c

   1 /* Prove that HANDLE_PRAGMA_PUSH_POP_MACRO handling works somewhat. */
   2
   3 /* { dg-do link { target *-*-mingw* } } */
   4
   5 #define TEXT1  "ABC"
   6 #define TEXT2  "DEF"
   7
   8 int main()
   9 {
  10   if (__builtin_strcmp (TEXT1 TEXT2, "ABCDEF") != 0)
  11     link_error ();
  12
  13 #pragma push_macro("TEXT1")
  14 #undef TEXT1
  15 #define TEXT1  "XYZ"
  16
  17   if (__builtin_strcmp (TEXT1 TEXT2, "XYZDEF") != 0)
  18     link_error ();
  19
  20 #pragma pop_macro("TEXT1")
  21
  22   if (__builtin_strcmp (TEXT1 TEXT2, "ABCDEF") != 0)
  23     link_error ();
  24
  25   return 0;
  26 }