| // RUN: %clang_cc1 -triple=x86_64-unknown-linux -emit-llvm -frandomize-layout-seed=1234567890abcdef < %s | FileCheck %s |
| // PR60349 |
| |
| // Clang will add a forward declaration of "struct bar" and "enum qux" to the |
| // structures. This shouldn't prevent these structures from being randomized. |
| // So the 'f' element shouldn't be at the start of the structure anymore. |
| |
| struct foo { |
| struct bar *(*f)(void); |
| struct bar *(*g)(void); |
| struct bar *(*h)(void); |
| struct bar *(*i)(void); |
| struct bar *(*j)(void); |
| struct bar *(*k)(void); |
| }; |
| |
| // CHECK-LABEL: define {{.*}}@t1( |
| // CHECK-NOT: getelementptr inbounds %struct.foo, ptr %3, i32 0, i32 0 |
| struct bar *t1(struct foo *z) { |
| return z->f(); |
| } |
| |
| struct baz { |
| enum qux *(*f)(void); |
| enum qux *(*g)(void); |
| enum qux *(*h)(void); |
| enum qux *(*i)(void); |
| enum qux *(*j)(void); |
| enum qux *(*k)(void); |
| }; |
| |
| // CHECK-LABEL: define {{.*}}@t2( |
| // CHECK-NOT: getelementptr inbounds %struct.baz, ptr %3, i32 0, i32 0 |
| enum qux *t2(struct baz *z) { |
| return z->f(); |
| } |