1*67e74705SXin Li // RUN: %clang_cc1 -emit-llvm -triple x86_64-apple-darwin10.0.0 -o - %s | FileCheck %s 2*67e74705SXin Li 3*67e74705SXin Li // PR7050 4*67e74705SXin Li template<class T> struct X0 : public T { }; 5*67e74705SXin Li 6*67e74705SXin Li template <class T> 7*67e74705SXin Li struct X1 8*67e74705SXin Li { 9*67e74705SXin Li static T & instance; 10*67e74705SXin Li // include this to provoke instantiation at pre-execution time useX111*67e74705SXin Li static void use(T const &) {} getX112*67e74705SXin Li static T & get() { 13*67e74705SXin Li static X0<T> t; 14*67e74705SXin Li use(instance); 15*67e74705SXin Li return static_cast<T &>(t); 16*67e74705SXin Li } 17*67e74705SXin Li }; 18*67e74705SXin Li 19*67e74705SXin Li // CHECK: @_ZN2X1I2X2I1BEE8instanceE = linkonce_odr global %struct.X2* null, align 8 20*67e74705SXin Li // CHECJ: @_ZN2X1I2X2I1AEE8instanceE = linkonce_odr global %struct.X2* null, align 8 21*67e74705SXin Li template<class T> T & X1<T>::instance = X1<T>::get(); 22*67e74705SXin Li 23*67e74705SXin Li class A { }; 24*67e74705SXin Li class B : public A { }; 25*67e74705SXin Li 26*67e74705SXin Li template<typename T> struct X2 {}; 27*67e74705SXin Li X2< B > bg = X1< X2< B > >::get(); 28*67e74705SXin Li X2< A > ag = X1< X2< A > >::get(); 29