gcc/testsuite/gcc.c-torture/compile/981211-1.c

   1 /* Basic tests of the #assert preprocessor extension. */
   2
   3 #define fail  int fail
   4
   5 #assert abc (def)
   6 #assert abc (ghi)
   7 #assert abc (jkl)
   8 #assert space ( s p a c e )
   9
  10 /* Basic: */
  11 #if !#abc (def) || !#abc (ghi) || !#abc (jkl)
  12 fail
  13 #endif
  14
  15 /* any answer for #abc */
  16 #if !#abc
  17 fail
  18 #endif
  19
  20 /* internal whitespace is collapsed,
  21    external whitespace is deleted  */
  22 #if !#space (s p  a  c e) || !#space (  s p a c e  ) || #space (space)
  23 fail
  24 #endif
  25
  26 /* removing assertions */
  27 #unassert abc (jkl)
  28 #if !#abc || !#abc (def) || !#abc (ghi) || #abc (jkl)
  29 fail
  30 #endif
  31
  32 #unassert abc
  33 #if #abc || #abc (def) || #abc (ghi) || #abc (jkl)
  34 fail
  35 #endif
  36
  37 int gobble
  38
  39 /* make sure it can succeed too.
  40    also check space before open paren isn't significant */
  41 #if #space(s p a c e)
  42 ;
  43 #endif