gcc/testsuite/g++.old-deja/g++.other/static1.C - gcc - Git at Google

 extern "C" void abort();

 struct S
 {
   static const int i = 3;
 };

 const int S::i = 2; // ERROR - duplicate initialization
	extern "C" void abort();

	struct S
	{
	static const int i = 3;
	};

	const int S::i = 2; // ERROR - duplicate initialization