[Bug rtl-optimization/56434] document that __attribute__((__malloc__)) assumes returned pointer has BIGGEST_ALIGNMENT

[chip at pobox dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56434

--- Comment #12 from Chip Salzenberg <chip at pobox dot com> 2013-03-25 19:15:10 UTC ---
Thank you.  I've filed #56726 with a patch to update MALLOC_ABI_ALIGNMENT on
i386.