[Bug libstdc++/40974] [4.3/4.4/4.5/4.6 Regression] cannot build gcc-4.4.1: fenv_t has not been declared

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40974

--- Comment #50 from Richard Guenther <rguenth at gcc dot gnu.org> 2010-09-30 
11:09:47 UTC ---
So, is this fixed anywhere?