17 lines · cpp
1// RUN: %clang_cc1 -fsyntax-only -verify %s2 3namespace n {4template <int>5void f(); // expected-note{{explicit instantiation candidate function 'n::f<0>' template here [with $0 = 0]}}6 7extern template void f<0>();8}9 10using namespace n;11 12template <int>13void f() {} // expected-note{{explicit instantiation candidate function 'f<0>' template here [with $0 = 0]}}14 15template void f<0>(); // expected-error{{partial ordering for explicit instantiation of 'f' is ambiguous}}16 17