gcc/testsuite/gcc.dg/imag-1.c

   1 /* Test for __imag__ side effects; see PR 33192.  */
   2 /* Origin: Joseph Myers <joseph@codesourcery.com> */
   3 /* { dg-do run } */
   4 /* { dg-options "-std=gnu99" } */
   5
   6 extern void abort (void);
   7 extern void exit (int);
   8
   9 int
  10 main (void)
  11 {
  12   int i, j;
  13   i = 1;
  14   j = __imag__ ++i;
  15   if (i != 2 || j != 0)
  16     abort ();
  17   return 0;
  18 }