gcc/testsuite/gcc.dg/tree-ssa/pr32901.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-gimple" } */
   3
   4 struct foo {
   5         unsigned a1: 1;
   6         unsigned a2: 3;
   7         unsigned : 4;
   8 };
   9
  10 extern struct foo thefoo, theotherfoo;
  11
  12 void setup_foo(void)
  13 {
  14         const struct foo init = {
  15                 .a1 = 1,
  16                 .a2 = 5,
  17         };
  18         volatile const struct foo volinit = {
  19                 .a1 = 0,
  20                 .a2 = 6
  21         };
  22         thefoo = init;
  23         theotherfoo = volinit;
  24 }
  25
  26 /* { dg-final { scan-tree-dump-times "thefoo.* = {}" 1 "gimple"} } */
  27 /* { dg-final { scan-tree-dump-times "thefoo.* = 1" 1 "gimple"} } */
  28 /* { dg-final { scan-tree-dump-times "thefoo.* = 5" 1 "gimple"} } */
  29 /* { dg-final { scan-tree-dump-times "theotherfoo = volinit" 1 "gimple"} } */