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The following source file causes G++ 1.35-.0-/Sun3 to SEGFAULT.

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// Check that it is illegal to declare unary operators with
// more than one formal argument (for global operators) or more
// than zero formal arguments (for member operators).  Check
// type conversions as well as normal operators.

struct st {
	int member;
};

// Unary + could be binary
//int operator + (st st1, st st2);

// unary - could be binary
//int operator - (st st1, st st2);

// unary & could be binary
//int operator & (st st1, st st2);

// unary * could be binary
//int operator * (st st1, st st2);

int operator ~ (st st1, st st2);		// ERROR

int operator ! (st st1, st st2);		// ERROR

int operator ++ (st st1, st st2);		// ERROR

int operator -- (st st1, st st2);		// ERROR

int operator ( ) (st st1, st st2);		// ERROR

int operator -> (st st1, st st2);		// ERROR

void* operator new (st st1, st st2);		// ERROR

void operator delete (st st1, st st2);		// ERROR

int operator int (st st1, st st2);		// ERROR

st operator st (st st1, st st2);		// ERROR

struct base {
	// Unary + could be binary
	//int operator + (st st2);

	// unary - could be binary
	//int operator - (st st2);

	// unary & could be binary
	//int operator & (st st2);

	// unary * could be binary
	//int operator * (st st2);

	int operator ~ (st st2);		// ERROR

	int operator ! (st st2);		// ERROR

	int operator ++ (st st2);		// ERROR

	int operator -- (st st2);		// ERROR

	int operator ( ) (st st2);		// ERROR

	int operator -> (st st2);		// ERROR

	void* operator new (st st2);		// ERROR

	void operator delete (st st2);		// ERROR

	int operator int (st st2);		// ERROR

	st operator st (st st2);		// ERROR

	base operator base (st st2);		// ERROR
};
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/usr/local/src/src/g++/build/sun3/1.35-.0-.0/g++ -B/usr/local/src/src/g++/build/sun3/1.35-.0-.0/ -Wall -Wwrite-strings -g -S -v b048.C
g++ version 1.35.0-.0
 /usr/local/src/src/g++/build/sun3/1.35-.0-.0/cpp -+ -v -undef -D__GNU__ -D__GNUG__ -Dmc68000 -Dsun -Dunix -D__mc68000__ -D__sun__ -D__unix__ -Wall -D__HAVE_68881__ -Dmc68020 b048.C /tmp/cca20861.cpp
GNU CPP version 1.35.0-.0
 /usr/local/src/src/g++/build/sun3/1.35-.0-.0/c++ /tmp/cca20861.cpp -quiet -dumpbase b048.C -Wall -Wwrite-strings -noreg -version -G -o b048.s
/usr/local/src/src/g++/build/sun3/1.35-.0-.0/g++: Program c++ got fatal signal 11.