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