gcc/testsuite/gcc.dg/pr110079.c

   1 /* PR rtl-optimization/110079 */
   2 /* { dg-do compile { target { nvptx-*-* || lra } } } */
   3 /* { dg-options "-O2" } */
   4 /* { dg-additional-options "-freorder-blocks-and-partition" { target freorder } } */
   5
   6 int a;
   7 __attribute__((cold)) int bar (char *);
   8 __attribute__((hot)) int baz (char *);
   9
  10 void
  11 foo (void)
  12 {
  13 l1:
  14   while (a)
  15     ;
  16   bar ("");
  17   asm goto ("" : : : : l2);
  18   asm ("");
  19 l2:
  20   goto l1;
  21 }
  22
  23 void
  24 qux (void)
  25 {
  26   asm goto ("" : : : : l1);
  27   bar ("");
  28   goto l1;
  29 l1:
  30   baz ("");
  31 }
  32
  33 void
  34 corge (void)
  35 {
  36   asm goto ("" : : : : l1);
  37   baz ("");
  38 l2:
  39   return;
  40 l1:
  41   bar ("");
  42   goto l2;
  43 }