gcc/testsuite/g++.dg/cpp0x/decltype-33837.C

// { dg-do compile { target c++11 } }
// PR c++/33837
void foo()
{
  __decltype (A::foo()); // { dg-error "was not declared|expected" }
  __decltype (B); // { dg-error "was not declared" }
}