S5 i8 mul udvt wrap

Source

// SPDX-License-Identifier: MIT
pragma solidity 0.8.35;

type SmallS5I8Mul is int8;

/* ===ARENA-MANIFEST===
{
  "deploy": {
    "contract": "S5I8MulUdvtWrap",
    "args": [],
    "value": 0
  },
  "entry": {
    "function": "run",
    "args": [
      20,
      20
    ]
  },
  "feature": "int8-checked-multiplication-overflow-in-discarded-user-defined-value-type-wrap",
  "note": "Solidity must raise Panic(0x11) for this int8 checked-multiplication overflow before the discarded user-defined-value-type wrap is consumed. The probe tests this distinct lowering path."
}
===END-ARENA-MANIFEST=== */

contract S5I8MulUdvtWrap {
    function run(int8 a, int8 b) external pure returns (uint256) {
        SmallS5I8Mul.wrap(a * b);
        return 423;
    }
}