[PATCH] Fix ICF sem_function::merge (PR target/63892)

[Jeff Law]

On 02/20/15 07:48, Jakub Jelinek wrote:
> Hi!
>
> As written in the PR, the sibcall-3.c testcase fails on Darwin, because
> !sem_item::target_supports_symbol_aliases_p () and we don't really try
> redirect_callers, even when that is the best way to perform ICF (both
> original and alias are local).
>
> Bootstrapped/regtested on x86_64-linux and i686-linux, ok for trunk?
OK.

jeff