1 // RUN: %clang_cc1 -std=c++1y -triple x86_64-linux-gnu -emit-llvm -o - %s | FileCheck %s 2 3 // Check that we keep the 'extern' when we instantiate the definition of this 4 // variable template specialization. 5 template<typename T> extern const int extern_redecl; 6 template<typename T> const int extern_redecl = 5; 7 template const int extern_redecl<int>; 8 9 // CHECK: @_Z13extern_redeclIiE = weak_odr constant 10 11 template<typename T> struct Outer { 12 template<typename U> struct Inner { 13 template<typename V> static int arr[]; 14 }; 15 }; 16 Outer<char[100]> outer_int; 17 int init_arr(); 18 template<typename T> template<typename U> template<typename V> int Outer<T>::Inner<U>::arr[sizeof(T) + sizeof(U) + sizeof(V)] = { init_arr() }; 19 int *p = Outer<char[100]>::Inner<char[20]>::arr<char[3]>; 20 21 // CHECK: @_ZN5OuterIA100_cE5InnerIA20_cE3arrIA3_cEE = linkonce_odr global [123 x i32] zeroinitializer 22 // CHECK: @_ZGVN5OuterIA100_cE5InnerIA20_cE3arrIA3_cEE = linkonce_odr global 23 24 // CHECK: call {{.*}}@_Z8init_arrv 25