[pacman-dev] [PATCH] meson: use 'pedantic' compiler warning level
anatol.pomozov at gmail.com
Thu Mar 26 21:07:00 UTC 2020
On Thu, Mar 26, 2020 at 1:42 PM Eli Schwartz <eschwartz at archlinux.org> wrote:
> On 3/26/20 3:32 PM, Anatol Pomozov wrote:
> > Hello
> > In this case I would like to propose to move forward with my original
> > patch and enable 'pedantic' warning level by default. It will match
> > the flag with the Makefile based build.
> The original patch did not clarify this was about parity with autotools.
> I've looked around a bit and my conclusions are as follows:
> - We always defaulted to -pedantic -D_GNU_SOURCE -Wall in autotools,
> plus additional flags if --enable-warningflags
> - meson will, with warning_level 3, add -Wall -Wextra -Wpedantic, which
> means this patch would add the heretofore-unseen -Wextra
> (warning_level 1 only adds -Wall, 2 adds -Wall -Wextra, no option is
> available for those who like -Wpedantic but don't want -Wextra)
> Since autotools unconditionally added these flags, parity suggests
> always adding them in meson too. Do we care about -Wextra? We currently
> build with -Wextra without warnings being emitted, anyway.
> If -Wextra is fine then we can just take this current patch, but amend
> it to add -Wextra to configure.ac near
> if test "x$debug" = "xyes" ; then
> Anatol, can you also update the commit message to mention that this is
> implementing parity with the default autotools warning level?
Sure, will send an updated patch in a minute. PTAL.
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