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Date: Sat, 25 May 2013 12:37:49 +0200
From: Lars Engels <lars.engels@0x20.net>
To: Niclas Zeising <zeising+freebsd@daemonic.se>
Subject: Re: error: unknown warning group '-Wcpp', ignored (#pragma GCC)
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Cc: FreeBSD Current <freebsd-current@freebsd.org>,
 "O. Hartmann" <ohartman@zedat.fu-berlin.de>
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On Sat, May 25, 2013 at 12:14:03PM +0200, Niclas Zeising wrote:
> On 05/25/13 12:09, O. Hartmann wrote:
> > With CLANG on FreeBSD 10.0-CURRENT r250968, I get this error message in
> > a source I try to port.
> >=20
> > I did not find any suitable "official" workaround and I'd like to avoid
> > patching all files containing those #pragma statements. Is there a
> > geenral solution on FreeBSD to overcome this?
> >=20
> > error: unknown warning group '-Wcpp', ignored
> > [-Werror,-Wunknown-pragmas]
> > #  pragma GCC diagnostic ignored "-Wcpp"
> >=20
>=20
> You could always remove -Werror or -Wunknown-pragmas from CFLAGS.  Or
> add -Wno-unknown-pragmas if -Wunknown-pragmas is turned on by -Wall or
> something like that.
> Regards!

Just build with -DNO_WERROR.

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