From: Eli Zaretskii <eliz@gnu.org>
To: Andy Moreton <andrewjmoreton@gmail.com>
Cc: emacs-devel@gnu.org
Subject: Re: Warnings in mingw64 builds on master
Date: Sat, 15 Aug 2020 22:03:42 +0300 [thread overview]
Message-ID: <83tux3ive9.fsf@gnu.org> (raw)
In-Reply-To: <86v9hj7njb.fsf@gmail.com> (message from Andy Moreton on Sat, 15 Aug 2020 19:48:56 +0100)
> From: Andy Moreton <andrewjmoreton@gmail.com>
> Date: Sat, 15 Aug 2020 19:48:56 +0100
>
> >> C:/emacs/git/emacs/master/src/w32reg.c:146:1: warning: function might be
> >> candidate for attribute 'malloc' [-Wsuggest-attribute=malloc]
> >> 146 | w32_get_string_resource (void *v_rdb, const char *name, const char *class)
> >> | ^~~~~~~~~~~~~~~~~~~~~~~
> >
> > That's just noise. There's nothing wrong with the code.
>
> Agreed. However it is better to have a clean build than to have
> pointless warnings, so the real errors stand out.
I'd rather we removed -Wsuggest-attribute=malloc from the options we
use.
> >> C:/emacs/git/emacs/master/src/w32.c: In function '_sys_read_ahead':
> >> C:/emacs/git/emacs/master/src/w32.c:8785:10: warning: 'rc' may be used uninitialized in this function [-Wmaybe-uninitialized]
> >> 8785 | if (rc == sizeof (char))
> >> | ~~~^~~~~~~~~~~~~~~~
> >
> > This is a bug in the compiler you are using: rc _is_ initialized.
>
> The is "gcc version 10.2.0 (Rev1, Built by MSYS2 project)" so not
> exactly old.
Let's hope GCC 10.3 will fix this.
next prev parent reply other threads:[~2020-08-15 19:03 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-14 22:37 Warnings in mingw64 builds on master Andy Moreton
2020-08-15 16:24 ` Eli Zaretskii
2020-08-15 18:48 ` Andy Moreton
2020-08-15 19:03 ` Eli Zaretskii [this message]
2020-08-15 19:39 ` Andy Moreton
2020-08-15 20:36 ` Óscar Fuentes
2020-08-16 2:31 ` Eli Zaretskii
2020-08-16 11:21 ` Andy Moreton
2020-08-16 14:44 ` Eli Zaretskii
2020-08-16 16:45 ` Óscar Fuentes
2020-08-16 17:08 ` Eli Zaretskii
2020-08-16 15:05 ` Óscar Fuentes
2020-08-15 22:34 ` Paul Eggert
2020-08-16 2:31 ` Eli Zaretskii
2020-08-16 15:25 ` Paul Eggert
2020-08-16 15:39 ` Eli Zaretskii
2020-08-17 4:21 ` Paul Eggert
2020-08-17 16:21 ` Eli Zaretskii
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