| // RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s | |
| // CHECK: _ZTS1B = constant | |
| // CHECK: _ZTS1A = weak_odr constant | |
| // CHECK: _ZTI1A = weak_odr constant | |
| // CHECK: _ZTI1B = constant | |
| // A has no key function, so its RTTI data should be weak_odr. | |
| struct A { }; | |
| // B has a key function defined in the translation unit, so the RTTI data should | |
| // be emitted in this translation unit and have external linkage. | |
| struct B : A { | |
| virtual void f(); | |
| }; | |
| void B::f() { } |