// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: >
    If x is -Infinity, Math.atan(x) is an implementation-dependent
    approximation to -PI/2
es5id: 15.8.2.4_A5
description: Checking if Math.atan(-Infinity) is an approximation to -PI/2
includes:
    - math_precision.js
    - math_isequal.js
---*/

// CHECK#1

var x = -Infinity;
if (!isEqual(Math.atan(x), -Math.PI/2))
{
	$ERROR("#1: '!isEqual(Math.atan(-Infinity), -Math.PI/2)'");
}