[Bug bootstrap/68041] [6 Regression] Bootstrap broken on x86_64-apple-darwin14 at revision r229119

[chefmax at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68041

--- Comment #10 from Maxim Ostapenko <chefmax at gcc dot gnu.org> ---
(In reply to Dominique d'Humieres from comment #9)
> > Created attachment 36556 [details]
> > The patch I've posted to gcc-patches ML for review.
> 
> I have not tested the part "removes -lc++abi flag for UBSan on Darwin"
> (later tonight).
> Comment from Iain Sandoe on IRC:
> 
>  <iains> we don't use libc++ anyway on GCC, so academic
>  <iains> i.e. "it seems the right thing to do"


The patch was approved by Mike in ML
(https://gcc.gnu.org/ml/gcc-patches/2015-10/msg02127.html).