gcc/testsuite/gcc.c-torture/noncompile/poison-1.c

   1 #pragma poison foo
   2 foo
   3 #pragma poison foo2 foo3
   4 foo2
   5 foo3
   6 #pragma   poison        foo4    foo5
   7 foo4
   8 foo5
   9 #pragma poison +++
  10 #define foo6 123
  11 #pragma poison foo6
  12 #define foo6 345
  13 #define foo6 456
  14 #ifdef foo6
  15 #error hey!  foo6 poisoned!
  16 #endif
  17 #if defined(foo6)
  18 #error no, foo6 still poisoned!
  19 #else
  20 foo6
  21 #endif
  22 #pragma poison