| /* Regression test for PR middle-end/23584 */ | |
| /* Verify that dereferencing a volatile element in a struct causes | |
| the function not be pure. */ | |
| /* { dg-do compile } */ | |
| /* { dg-options "-O1 -fdump-ipa-pure-const" } */ | |
| struct test_a { volatile int a; }; | |
| int func_a(struct test_a *a) | |
| { | |
| return a->a; | |
| } | |
| /* { dg-final { scan-ipa-dump-not "found to be pure: func_a" "pure-const" } } */ |