v8/test/mjsunit/math-floor-of-div-minus-zero.js

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// Flags: --allow-natives-syntax --nouse_inlining

// Test for negative zero that doesn't need bail out

function test_div_no_deopt_minus_zero() {
  var zero_in_array = [0];
  assertTrue(0 === (Math.floor((zero_in_array[0] | 0) / -1) | 0));
}

test_div_no_deopt_minus_zero();
test_div_no_deopt_minus_zero();
%OptimizeFunctionOnNextCall(test_div_no_deopt_minus_zero);
test_div_no_deopt_minus_zero();
assertOptimized(test_div_no_deopt_minus_zero);