[Bug bootstrap/55706] [4.8 Regression] failue to build libstdc++ in stage 1

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55706

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-12-15 12:47:13 UTC ---
Ah of course, this is the fix for PR 52015

You need to use at least r5437 from the Mingw-w64 trunk for 4.8, I will update
the release notes today