[Bug libstdc++/59472] Many warnings "type of 'X' does not match original declaration" when linking with libstdc++ static library compiled with -flto

[paul at scruby dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59472

--- Comment #5 from Paul Scruby <paul at scruby dot com> ---
Is there a patch to fix or suppress the warnings when link-time optimizing to
libstdc++.a ?  I'm using gcc4.8.2, but I'm happy to upgrade to gcc4.9 if this
release is more likely to get fixed first?