Description:
------------
ini_set('memory_limit', $value) return false if i try to use more than 128M of memory! No error message is generated!

It worked in PHP 5.2.9 witout any problems.

Test script:
---------------
if(ini_set('memory_limit', '512M'))
{
  echo "memory_limit set to 512MB";
}
else
{
  echo "ini_set() failed!"
};

Expected result:
----------------
The script should output:

memory_limit set to 512MB

Actual result:
--------------
The script output:

ini_set() failed!