// Origin: PR c++/46162 struct small_type { char dummy; }; struct large_type { char dummy[2]; }; template struct has_foo_member_variable { template struct tester; template static small_type has_foo(tester<&U::foo> *); template static large_type has_foo(...); static const bool value = (sizeof(has_foo(0)) == sizeof(small_type)); }; struct A { static int foo() { return 0; } }; struct B { static int foo; }; void bar() { bool b = has_foo_member_variable::value; }