Passing -Wabi to all target libraries

[Phil Edwards]

I worked up a patch to always build libstdc++ with -Wabi, and then thought
that perhaps all C++-using target libraries should have this on.  What are
people's thoughts on this?

The easiest way, I think, would be to pass it as part of the toplevel
configure.in's CXX_FOR_TARGET.


Phil

-- 
I would therefore like to posit that computing's central challenge, viz. "How
not to make a mess of it," has /not/ been met.
                                                 - Edsger Dijkstra, 1930-2002