GNU bug report logs - #55294
Configure failure on Solaris 11.4

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Message #25 received at 55294 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Steve Downey <sdowney <at> gmail.com>
Cc: eggert <at> cs.ucla.edu, 55294 <at> debbugs.gnu.org
Subject: Re: bug#55294: Configure failure on Solaris 11.4
Date: Tue, 10 May 2022 05:35:44 +0300

> Cc: 55294 <at> debbugs.gnu.org
> From: Steve Downey <sdowney <at> gmail.com>
> Date: Mon, 9 May 2022 20:15:56 -0400
> 
> In 11.4, sqrt is defined in libc.so as an absolute symbol, so the test for if -lm is necessary succeeds without
> it. I haven't disassembled the new libc, but I suspect that you're right and they have a sqrt that is fast enough
> either depends on a sqrt instruction or is otherwise "simple" for some value of simple. 

So you are saying that sqrt was actually in libc, but the rest of math
functions are in libm, is that right?

If so, perhaps to make this test more future-proof, we should try
several functions, not just one?

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