1 // RUN: %clang_cc1 -verify %s -ftemplate-depth 2 2 3 template<int N> struct S { }; 4 template<typename T> S<T() + T()> operator+(T, T); // expected-error {{instantiation exceeded maximum depth}} expected-note 2{{while substituting}} 5 S<0> s; 6 int k = s + s; // expected-note {{while substituting}} 7