'+': CInfixDeclaration(name='add', in_type='integer', out_type='integer', operator='+'),
'-': CInfixDeclaration(name='subtract', in_type='integer', out_type='integer', operator='-'),
'*': CInfixDeclaration(name='multiply', in_type='integer', out_type='integer', operator='*'),
'+': CInfixDeclaration(name='add', in_type='integer', out_type='integer', operator='+'),
'-': CInfixDeclaration(name='subtract', in_type='integer', out_type='integer', operator='-'),
'*': CInfixDeclaration(name='multiply', in_type='integer', out_type='integer', operator='*'),