1 /* { dg-do compile } */
2 /* { dg-require-effective-target store_merge } */
3 /* { dg-options "-O2 -fdump-tree-store-merging" } */
5 struct S
{ unsigned char b
[2]; unsigned short c
; unsigned char d
[4]; unsigned long e
; };
7 __attribute__((noipa
)) void
19 __attribute__((noipa
)) void
28 struct S s
= { { 30, 31 }, 32, { 33, 34, 35, 36 }, 37 };
33 asm volatile ("" : : : "memory");
35 asm volatile ("" : : : "memory");
36 if (s
.b
[0] != 30 || s
.b
[1] != 1 || s
.c
!= 23 || s
.d
[0] != 4 || s
.d
[1] != 5
37 || s
.d
[2] != 6 || s
.d
[3] != 7 || s
.e
!= 8)
40 asm volatile ("" : : : "memory");
41 if (s
.b
[0] != 30 || s
.b
[1] != 9 || s
.c
!= 112 || s
.d
[0] != 10 || s
.d
[1] != 11
42 || s
.d
[2] != 6 || s
.d
[3] != 7 || s
.e
!= 8)
47 /* { dg-final { scan-tree-dump-times "Merging successful" 2 "store-merging" } } */