gcc/testsuite/gcc.dg/tree-ssa/pr93582-9.c

   1 /* PR tree-optimization/93582 */
   2 /* { dg-do compile { target int32 } } */
   3 /* { dg-options "-O2 -fdump-tree-fre1" } */
   4 /* { dg-final { scan-tree-dump "return 5364;" "fre1" { target le } } } */
   5 /* { dg-final { scan-tree-dump "return 7838;" "fre1" { target be } } } */
   6 /* { dg-final { scan-tree-dump "return 1959;" "fre1" { target le } } } */
   7 /* { dg-final { scan-tree-dump "return 1268;" "fre1" { target be } } } */
   8
   9 union U { char a[8]; struct S { unsigned int b : 8, c : 13, d : 11; } e; } u;
  10
  11 __attribute__((noipa)) int
  12 foo (void)
  13 {
  14   __builtin_memset (&u.a, 0xf4, sizeof (u.a));
  15   return u.e.c;
  16 }
  17
  18 __attribute__((noipa)) int
  19 baz (void)
  20 {
  21   __builtin_memset (&u.a, 0xf4, sizeof (u.a));
  22   return u.e.d;
  23 }