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Re: [COMMITTED PATCH] Fix missing __sqrtl_finite symbol in libm on sparc 32-bit.
- From: Andreas Schwab <schwab at suse dot de>
- To: Joseph Myers <joseph at codesourcery dot com>
- Cc: Florian Weimer <fw at deneb dot enyo dot de>, David Miller <davem at davemloft dot net>, <libc-alpha at sourceware dot org>
- Date: Tue, 26 Jan 2016 10:11:59 +0100
- Subject: Re: [COMMITTED PATCH] Fix missing __sqrtl_finite symbol in libm on sparc 32-bit.
- Authentication-results: sourceware.org; auth=none
- References: <20160124 dot 211545 dot 53854406887189856 dot davem at davemloft dot net> <mvma8nukmdo dot fsf at hawking dot suse dot de> <20160125 dot 095359 dot 436045631044019354 dot davem at davemloft dot net> <20160125 dot 100212 dot 2069742364972461739 dot davem at davemloft dot net> <alpine dot DEB dot 2 dot 10 dot 1601251803070 dot 10557 at digraph dot polyomino dot org dot uk> <87io2hsa1o dot fsf at mid dot deneb dot enyo dot de> <alpine dot DEB dot 2 dot 10 dot 1601252240480 dot 6740 at digraph dot polyomino dot org dot uk>
Joseph Myers <joseph@codesourcery.com> writes:
> When I say it works, I mean (a) the glibc with the backport builds OK and
> passes its tests, and (b) binaries linked with that glibc that don't use
> the new symbols work fine with glibc of the same version without the
> backport, while binaries linked with it that do use the new symbols work
> fine with the glibc version (2.23 in this case) that introduced them
> officially.
But binaries linked against the real 2.23 version will eventually fail
*at runtime* (not at load time) if they use any other new 2.23 symbol.
Andreas.
--
Andreas Schwab, SUSE Labs, schwab@suse.de
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