module arithmetics; func void testAdd(int a, int b) { a = a + b; a += b; a += 1; } func void testSub(int a, int b) { a = a - b; a -= b; a -= 1; } func void testMult(int a, int b) { a = a * b; a *= b; a *= 1; } func void testDiv(int a, int b) { a = a / b; a /= b; a /= 1; } func void testAssignment() { ichar x = -3 - 5; ichar c = -128; } func char test22() { return 100; }