gcc/testsuite/gcc.dg/pr70152.c

   1 /* PR tree-optimization/70152 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2" } */
   4
   5 int a;
   6 int foo (void);
   7 int setjmp (char *);
   8 char buf[64];
   9
  10 static int
  11 bar (int x)
  12 {
  13   x = 0;
  14   setjmp (buf);
  15   for (;;)
  16     {
  17     switch (x)
  18       case 5:
  19         x = foo ();
  20     }
  21 }
  22
  23 void
  24 baz (void)
  25 {
  26   bar (a);
  27 }