rtti-linkage.cpp revision a5728872c7702ddd09537c95bc3cbd20e1f2fb09 
1// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
2
3// CHECK: _ZTS1B = constant
4// CHECK: _ZTS1A = weak_odr constant
5// CHECK: _ZTI1A = weak_odr constant
6// CHECK: _ZTI1B = constant
7
8// A has no key function, so its RTTI data should be weak_odr.
9struct A { };
10
11// B has a key function defined in the translation unit, so the RTTI data should
12// be emitted in this translation unit and have external linkage.
13struct B : A {
14  virtual void f();
15};
16void B::f() { }
17