[Bug plugins/47223] Fail to build gcc 4.6.0 (r168594) on mingw32

[hubicka at ucw dot cz]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47223

--- Comment #8 from Jan Hubicka <hubicka at ucw dot cz> 2011-01-08 19:16:09 UTC 
---
Hi,
I posed patch to the aforementioned PR, hopefully it will fix this one too.