[Bug libstdc++/57273] stringstream str initialization fails

[ycollette.nospam at free dot fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57273

--- Comment #2 from collette <ycollette.nospam at free dot fr> ---
Just tested with gcc-4.8.0 compiled from scratch and the bug is still here.