[libiberty patch] Fix PGO bootstrap

[Ian Lance Taylor via gcc-patches]

On Wed, Aug 22, 2018 at 11:34 AM, Nathan Sidwell <nathan@acm.org> wrote:
> Martin discovered that my recent pex-unix change broke profiled bootstrap,
> and also confirmed this patch fixes the problem.
>
> The change is to break the two live ranges of 'bad_fn' into separate scoped
> declarations each entirely within the child or the parent.
>
> While there, rename a local variable to avoid shadowing a parameter.
>
> ok?

This is OK.

Thanks.

Ian