| /* { dg-do compile } */ | |
| /* { dg-options "-O -fstrict-aliasing -fdump-tree-optimized" } */ | |
| struct A { | |
| int i; | |
| int j; | |
| }; | |
| struct B { | |
| struct A a1; | |
| struct A a2; | |
| }; | |
| struct C { | |
| struct A a1; | |
| struct B b; | |
| }; | |
| int foo(struct C *c, struct B *b) | |
| { | |
| c->a1.i = 1; | |
| b->a1.i = 0; | |
| return c->a1.i; | |
| } | |
| /* { dg-final { scan-tree-dump "return 1;" "optimized" } } */ |