GNU bug report logs - #37852
Build failure on MSYS2 (undefined reference to _chk functions)

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Package: emacs;

Reported by: Richard Copley <rcopley <at> gmail.com>

Date: Mon, 21 Oct 2019 12:30:02 UTC

Severity: normal

Done: Eli Zaretskii <eliz <at> gnu.org>

Bug is archived. No further changes may be made.

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Message #8 received at 37852 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Richard Copley <rcopley <at> gmail.com>
Cc: 37852 <at> debbugs.gnu.org
Subject: Re: bug#37852: Build failure on MSYS2 (undefined reference to _chk
 functions)
Date: Mon, 21 Oct 2019 16:07:34 +0300

> From: Richard Copley <rcopley <at> gmail.com>
> Date: Mon, 21 Oct 2019 13:28:29 +0100
> 
> Linking auxiliary executables fails with undefined references to (FORTIFY_SOURCE?) functions 
> __memcpy_chk and __memmove_chk. This is apparently caused by some change in MSYS2, because
> previously buildable commits now fail. Transcript below.

Looks like FORTIFY_SOURCE requires linking against -lssp?  Can you try
adding that, e.g. by

  make LIBS_SYSTEM=-lssp
This bug report was last modified 5 years and 209 days ago.

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