Date: Wed, 9 Jan 2019 15:12:12 -0800 From: Devin Teske <dteske@FreeBSD.org> To: Rebecca Cran <rebecca@bluestop.org> Cc: Devin Teske <dteske@FreeBSD.org>, Gavin Howard <gavin.d.howard@gmail.com>, "freebsd-arch@freebsd.org" <freebsd-arch@freebsd.org> Subject: Re: GNU-compatible, BSD-licensed bc Message-ID: <9AEFA857-D93C-403C-B422-5A41B20E0DCA@FreeBSD.org> In-Reply-To: <etPan.5c367ea2.327b23c6.2866@bluestop.org> References: <54ECF149-5ACD-4568-ADF5-FB4736B35DA1@FreeBSD.org> <etPan.5c367ea2.327b23c6.2866@bluestop.org>
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> On Jan 9, 2019, at 3:04 PM, Rebecca Cran <rebecca@bluestop.org> wrote: > > On January 9, 2019 at 4:02:57 PM, Devin Teske (dteske@freebsd.org <mailto:dteske@freebsd.org>) wrote: > >> >> Yes. -Weverything is the strictest I have ever seen. >> >> Often times I find that software cannot be compiled with -Weverything despite >> passing -Wall -Wextra because some of the system/library headers fail checks. >> >> I've often considered a great accomplishment when I can pass -Weverything. > From https://embeddedartistry.com/blog/2017/3/7/clang-weverything <https://embeddedartistry.com/blog/2017/3/7/clang-weverything>; : > > “Clang helpfully provides a flag called -Weverything. Unlike -Wall, the -Weverything flag really will enable all warnings. This flag is especially useful if you are a warning lover - new warnings will automatically be enabled when you upgrade clang/Xcode. > > Turning -Weverything can be an eye-opening experience, even for those who religiously squash warnings. I often turn on -Weverything temporarily to review any of the less-common warnings and see what's worth fixing in my code base.” > > > With few exceptions, I've made it the default for one of my latest projects: https://github.com/FrauBSD/pkgcenter/blob/master/depend/libcmb/configure.in <https://github.com/FrauBSD/pkgcenter/blob/master/depend/libcmb/configure.in>; AS_IF(test "$CC" = clang, [ CFLAGS="${CFLAGS:+$CFLAGS }$( echo \ -Weverything \ -Wno-extra-semi \ -Wno-padded \ -Wno-reserved-id-macro \ -Wno-unused-macros \ )" ]) -- Devin
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