v8/test/mjsunit/deopt-minus-zero.js

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// Flags: --allow-natives-syntax --expose-gc --turbofan

function mul (a, b) {
  return a * b;
}

%PrepareFunctionForOptimization(mul);
mul(-1, -1);
mul(0x80000001|0, -1);
mul(0x80000001|0, -1);
%OptimizeFunctionOnNextCall(mul);
mul(0, -1);
%PrepareFunctionForOptimization(mul);
%OptimizeFunctionOnNextCall(mul);
mul(0, -1);

assertOptimized(mul);
gc();