1 // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
2 
3 constexpr int x = 1;
id(int x)4 constexpr int id(int x) { return x; }
5 
foo(void)6 void foo(void) {
7   x = 2; // expected-error {{read-only variable is not assignable}}
8   int (*idp)(int) = id;
9 }
10 
11