From:             [EMAIL PROTECTED]
Operating system: Compaq Tru64 v4.0E
PHP version:      4.0.6
PHP Bug Type:     *Math Functions
Bug description:  round() function doesn't always work

If PHP is built without complete ANSI C prototypes in scope the 'round'
function can fail.

This is because the second argument to 'pow' in ext/standard/math.c:143 is
an integer, and without prototypes it doesn't receive its implicit cast to
a double, causing the 'pow' function to receive an undefined value on the
stack.

The simple fix is to put an explicit (double) cast in:

    f = pow(10.0, (double)places);

A better fix might be to ensure that the ANSI version of the prototypes
from <math.h> are always in scope, but that may be difficult to achieve
across a wide variety of systems.

-- 
Edit bug report at: http://bugs.php.net/?id=14966&edit=1


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