gcc/testsuite/g++.dg/parse/bitfield6b.C - gcc - Git at Google

 typedef void a();
 struct A {
 a a1: 1;  // { dg-error "3:bit-field .void A::a1\\(\\). with non-integral type .void \\(A::\\)\\(\\)." }
 };
	typedef void a();
	struct A {
	a a1: 1; // { dg-error "3:bit-field .void A::a1\\(\\). with non-integral type .void \\(A::\\)\\(\\)." }
	};