| /* { dg-do run } */ | |
| /* { dg-options "-O -fdump-tree-fre1-details" } */ | |
| struct S { _Bool x; }; | |
| void | |
| foo (struct S *s) | |
| { | |
| __builtin_memset (s, 1, sizeof (struct S)); | |
| s->x = 1; | |
| } | |
| int | |
| main () | |
| { | |
| struct S s; | |
| foo (&s); | |
| char c; | |
| __builtin_memcpy (&c, &s.x, 1); | |
| if (c != 1) | |
| __builtin_abort (); | |
| return 0; | |
| } | |
| /* { dg-final { scan-tree-dump "Deleted redundant store" "fre1" } } */ |