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From: YunQiang Su <wzssyqa@gmail.com>
Date: Tue, 29 Aug 2023 23:50:20 +0800
Message-ID: <CAKcpw6V33tWLd0tk16yWDUEP7PgqS5G-wym6tmRM9_xwaJz1_g@mail.gmail.com>
Subject: Re: RFC: Top level configure: Require a minimum version 6.8 texinfo
To: Jakub Jelinek <jakub@redhat.com>
Cc: Nick Clifton <nickc@redhat.com>, gcc-patches@gcc.gnu.org, gdb-patches@sourceware.org, 
	binutils@sourceware.org
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> I think that is too new.
> We still allow building gcc e.g. with GCC 4.8 from ~ 10 years ago and
> I think various boxes where people regularly build gcc will have similarly
> old other tools.
> So, bumping requirement from ~ 20 years old tools to ~ 10 years old tools
> might be ok, but requiring ones at most 2 years old will be a nightmare,

I agree.
Lots of toolchains distributed by CPU vendors are supposed to support
CentOS 6, or at least 7.