v8/test/mjsunit/transcendentals.js

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// Two fp numbers that have the same hash value (see TranscendentalCache
// in heap.h).
var x = 0x123456789ABCD / 0x2000000000000;
var y = 0x1134567899BCD / 0x2000000000000;

assertTrue(Math.sin(x) != Math.sin(y));

assertTrue(Math.cos(x) != Math.cos(y));

assertTrue(Math.tan(x) != Math.tan(y));

assertTrue(Math.log(x) != Math.log(y));

assertTrue(Math.asin(x) != Math.asin(y));

assertTrue(Math.acos(x) != Math.acos(y));

assertTrue(Math.atan(x) != Math.atan(y));

assertTrue(Math.exp(x) != Math.exp(y));