src/v8/test/mjsunit/compiler/regress-5320.js

// Copyright 2016 the V8 project authors. All rights reserved.
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//
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// Flags: --allow-natives-syntax --opt

function OptimizeTruncatingBinaryOp(func) {
  func(42, -2);
  func(31, undefined);
  %OptimizeFunctionOnNextCall(func);
  func(-1, 2.1);
  assertOptimized(func);
}

// SAR
OptimizeTruncatingBinaryOp(function(a, b) { return a >> b; });
// SHR
OptimizeTruncatingBinaryOp(function(a, b) { return a >>> b; });
// SHL
OptimizeTruncatingBinaryOp(function(a, b) { return a << b; });
// BIT_AND
OptimizeTruncatingBinaryOp(function(a, b) { return a & b; });
// BIT_OR
OptimizeTruncatingBinaryOp(function(a, b) { return a | b; });
// BIT_XOR
OptimizeTruncatingBinaryOp(function(a, b) { return a ^ b; });