gcc/testsuite/gdc.test/compilable/ice8392.d - gcc - Git at Google

 // EXTRA_SOURCES: imports/a8392.d

 module ice8392;

 struct A
 {
 }

 auto fooa(alias handler)(A a)
 {
     return handler(null);
 }
	// EXTRA_SOURCES: imports/a8392.d

	module ice8392;

	struct A
	{
	}

	auto fooa(alias handler)(A a)
	{
	return handler(null);
	}