gcc/testsuite/g++.dg/cpp0x/constexpr-mutable3.C

   1 // PR c++/92505
   2 // { dg-do compile { target c++11 } }
   3
   4 struct A { mutable int m; };
   5
   6 constexpr int f(A a) { return a.m; }
   7 // { dg-error "mutable" "" { target c++11_only } .-1 }
   8
   9 static_assert(f({42}) == 42, "");
  10 // { dg-error "non-constant" "" { target c++11_only } .-1 }