PATCH: Optimize protected symbol lookup

[Ulrich Drepper]

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H. J. Lu wrote:
> This patch avoids looking up protected symbols twice.

This is OK, I've put it in.  But don't fall back into old habits and
just dropping patches without any explanation.

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Ulrich Drepper \    ,-----------------'   \ Mountain View, CA 94041 USA
Red Hat         `--' drepper at redhat.com `---------------------------
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