1 /* { dg-do compile } */
2 /* { dg-require-effective-target arm_eabi } */
3 /* { dg-options "-O2" } */
4 /* { dg-final { scan-assembler-times "ldr\[\\t \]+\[^\n\]*,\[\\t \]*\\\[\[^\n\]*\\\]" 2 } } */
5 /* { dg-final { scan-assembler-times "str\[\\t \]+\[^\n\]*,\[\\t \]*\\\[\[^\n\]*\\\]" 2 } } */
6 /* { dg-final { scan-assembler-not "strb" } } */
7
8 struct thing {
9 unsigned a: 8;
10 unsigned b: 8;
11 unsigned c: 8;
12 unsigned d: 8;
13 };
14
15 struct thing2 {
16 volatile unsigned a: 8;
17 volatile unsigned b: 8;
18 volatile unsigned c: 8;
19 volatile unsigned d: 8;
20 };
21
test1(volatile struct thing * t)22 void test1(volatile struct thing *t)
23 {
24 t->a = 5;
25 }
26
test2(struct thing2 * t)27 void test2(struct thing2 *t)
28 {
29 t->a = 5;
30 }
31