gcc/testsuite/gcc.dg/torture/pr89710.c

   1 /* { dg-do compile } */
   2
   3 void
   4 gm (int *);
   5
   6 __attribute__ ((returns_twice)) void
   7 jg (void)
   8 {
   9 }
  10
  11 void
  12 eb (void)
  13 {
  14   int r6 = 0;
  15
  16   if (r6 != 0)
  17     gm (&r6);
  18 }
  19
  20 void
  21 gm (int *r6)
  22 {
  23   jg ();
  24
  25   for (;;)
  26     {
  27       eb ();
  28       *r6 = 0;
  29     }
  30 }