// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s constexpr int x = 1; // expected-note {{variable 'x' declared const here}} constexpr int id(int x) { return x; } void foo(void) { x = 2; // expected-error {{cannot assign to variable 'x' with const-qualified type 'const int'}} int (*idp)(int) = id; }