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Re: Emacs 27.0.90 is out!

From: N. Jackson
Subject: Re: Emacs 27.0.90 is out!
Date: Tue, 03 Mar 2020 08:40:58 -0500
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux)

At 13:09 +0100 on Tuesday 2020-03-03, Nicolas Petton wrote:
> The first pretest for what will be the 27.1 release of Emacs
> (the extensible text editor) is available at
>   https://alpha.gnu.org/gnu/emacs/pretest/emacs-27.0.90.tar.xz

> Please give it as much testing as you can.

It's very nice to build an Emacs with so few warnings!  Are the
-Walloc-size-larger-than= warnings expected?

The warnings look like this:

  In function ‘xnrealloc’,
      inlined from ‘linebuffer_setlen’ at etags.c:7284:7,
      inlined from ‘find_entries’ at etags.c:1893:3:
  etags.c:7324:18: warning: argument 2 range [9223372036854775808, 
18446744073709551615] exceeds maximum object size 9223372036854775807 
   7324 |   void *result = realloc (pa, nbytes);
        |                  ^~~~~~~~~~~~~~~~~~~~
  In file included from ../lib/stdlib.h:37,
                   from etags.c:119:
  etags.c: In function ‘find_entries’:
  /usr/include/stdlib.h:549:14: note: in a call to allocation function 
‘realloc’ declared here
    549 | extern void *realloc (void *__ptr, size_t __size)
        |              ^~~~~~~
  In file included from ctags.c:2:



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