http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55910
--- Comment #7 from Oleh Derevenko <oder at eleks dot lviv.ua> 2013-01-09 17:26:37 UTC --- OK. If you are unable to track where you get size of function parameter block from, close it. I have much other work to do, rather than trying to reproduce your bugs.