gcc/testsuite/gcc.c-torture/compile/pr25224.c

   1 /* { dg-options "-funswitch-loops" } */
   2 /* { dg-require-effective-target indirect_jumps } */
   3 /* { dg-require-effective-target label_values } */
   4
   5 static float rgam;
   6 extern void *jmp(void *);
   7
   8 void drotmg(float d1) {
   9 void *labels[] = { &&L170, &&L180, 0 };
  10
  11   for(;;) {
  12     goto *jmp(labels);
  13     if (d1 <= rgam)
  14       goto L170;
  15
  16 L170:
  17     if (d1 <= rgam)
  18       goto L170;
  19   }
  20
  21 L180:
  22   goto L170;
  23 }