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[Bug math/19058] [x86_64] Link fail with -fopenmp and -flto
- From: "hjl.tools at gmail dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Wed, 10 Feb 2016 16:56:38 +0000
- Subject: [Bug math/19058] [x86_64] Link fail with -fopenmp and -flto
- Auto-submitted: auto-generated
- References: <bug-19058-131 at http dot sourceware dot org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=19058
--- Comment #16 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to joseph@codesourcery.com from comment #15)
> On Wed, 10 Feb 2016, hjl.tools at gmail dot com wrote:
>
> > This only fails with LTO. Why is libmvec_nonshared.a used in PR 19590 without
> > LTO?
>
> commit 977a30801f61b7bbc27e8f185c1e7eb49675c60c removed the asm statements
> in sysdeps/x86/fpu/bits/math-vector.h that previously meant the
> _Z___*_finite references wouldn't appear without LTO, so resulting in
> libmvec_nonshared.a being needed not just in the LTO case.
Are you saying that the alias is always used for ALL compilers, with and
without limitation?
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