55 static int conservative;  variable
123 		if (!conservative && value != 0 && value != 1)  in cast_value()
134 	if (!Wcast_truncate || conservative)  in cast_value()
298 	if (!conservative)  in simplify_int_binop()
302 	if (!conservative)  in simplify_int_binop()
383 	if (!conservative)  in simplify_float_binop()
596 	if (!conservative)  in expand_assignment()
792 	if (!conservative)  in simplify_preop()
1427 	const int saved = conservative;  in expr_truth_value()
1437 	conservative = 1;  in expr_truth_value()
1439 	conservative = saved;  in expr_truth_value()
1457 	const int saved = conservative;  in is_zero_constant()
1458 	conservative = 1;  in is_zero_constant()
1460 	conservative = saved;  in is_zero_constant()