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Subject: Re: [PATCH 0/8] Stop using obsoleted egrep/fgrep
From: Xi Ruoyao <xry111@xry111.site>
To: Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Cc: gcc-patches@gcc.gnu.org
Date: Fri, 24 Jun 2022 15:27:57 +0800
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On Fri, 2022-06-24 at 09:24 +0200, Rainer Orth wrote:

> please remember that there's a world outside of GNU grep: e.g. Solaris
> /bin/grep doesn't support grep -E (while /usr/xpg4/bin/grep does), so
> unconditionally replacing egrep with grep -E in several places is
> likely
> to break at least the Solaris build.
>=20
> Please see the autoconf manual for details.=C2=A0 I suspect you'll have t=
o
> rework the patch set to use AC_PROG_EGREP and $EGREP instead.

Thanks for the advice.  I'll rework on it.

Is there some way to access a Solaris and do some test?