contract C { function f(int a, int b) public pure returns (int x) { x = a * b; } function g(int8 a, int8 b) public pure returns (int8 x) { x = a * b; } } // ==== // compileViaYul: true // ---- // f(int256,int256): 5, 6 -> 30 // f(int256,int256): -1, 1 -> -1 // f(int256,int256): -1, 2 -> -2 // # positive, positive # // f(int256,int256): 0x3FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF, 2 -> 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE // f(int256,int256): 0x4000000000000000000000000000000000000000000000000000000000000000, 2 -> FAILURE // f(int256,int256): 2, 0x3FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF -> 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE // f(int256,int256): 2, 0x4000000000000000000000000000000000000000000000000000000000000000 -> FAILURE // # positive, negative # // f(int256,int256): 0x4000000000000000000000000000000000000000000000000000000000000000, -2 -> 0x8000000000000000000000000000000000000000000000000000000000000000 // f(int256,int256): 0x4000000000000000000000000000000000000000000000000000000000000001, -2 -> FAILURE // f(int256,int256): 2, 0xC000000000000000000000000000000000000000000000000000000000000000 -> 0x8000000000000000000000000000000000000000000000000000000000000000 // f(int256,int256): 2, 0xBFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF -> FAILURE // # negative, positive # // f(int256,int256): -2, 0x4000000000000000000000000000000000000000000000000000000000000000 -> 0x8000000000000000000000000000000000000000000000000000000000000000 // f(int256,int256): -2, 0x4000000000000000000000000000000000000000000000000000000000000001 -> FAILURE // f(int256,int256): 0xC000000000000000000000000000000000000000000000000000000000000000, 2 -> 0x8000000000000000000000000000000000000000000000000000000000000000 // f(int256,int256): 0xBFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF, 2 -> FAILURE // # negative, negative # // f(int256,int256): 0xC000000000000000000000000000000000000000000000000000000000000001, -2 -> 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE // f(int256,int256): 0xC000000000000000000000000000000000000000000000000000000000000000, -2 -> FAILURE // f(int256,int256): -2, 0xC000000000000000000000000000000000000000000000000000000000000001 -> 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE // f(int256,int256): -2, 0xC000000000000000000000000000000000000000000000000000000000000000 -> FAILURE // # small type # // g(int8,int8): 5, 6 -> 30 // g(int8,int8): -1, 1 -> -1 // g(int8,int8): -1, 2 -> -2 // # positive, positive # // g(int8,int8): 63, 2 -> 126 // g(int8,int8): 64, 2 -> FAILURE // g(int8,int8): 2, 63 -> 126 // g(int8,int8): 2, 64 -> FAILURE // # positive, negative # // g(int8,int8): 64, -2 -> -128 // g(int8,int8): 65, -2 -> FAILURE // g(int8,int8): 2, -64 -> -128 // g(int8,int8): 2, -65 -> FAILURE // # negative, positive # // g(int8,int8): -2, 64 -> -128 // g(int8,int8): -2, 65 -> FAILURE // g(int8,int8): -64, 2 -> -128 // g(int8,int8): -65, 2 -> FAILURE // # negative, negative # // g(int8,int8): -63, -2 -> 126 // g(int8,int8): -64, -2 -> FAILURE // g(int8,int8): -2, -63 -> 126 // g(int8,int8): -2, -64 -> FAILURE