Re: [lto, testsuite] Don't use visibility on targets that don't support it (PR lto/47334)

[Mike Stump]

On Apr 5, 2011, at 1:56 AM, Rainer Orth wrote:
>  * lto.c (promote_var): Only set VISIBILITY_HIDDEN if
>       HAVE_GAS_HIDDEN.

This looks wrong, there are more things that have visibility than those things 
that use GAS and have .hidden.  Darwin I think is one of them.  ?  cygming.h 
seems to be another.