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Re: [bug #60798] Make does not compile with GCC 11.1.0

From: Dmitrii Pasechnik
Subject: Re: [bug #60798] Make does not compile with GCC 11.1.0
Date: Sat, 19 Jun 2021 15:31:06 +0100

On Fri, Jun 18, 2021 at 12:53:32PM -0400, Paul D. Smith wrote:
> Follow-up Comment #1, bug #60798 (project make):
> FWIW, this warning is not valid in this situation.  The code is correct; p
> will always be pointing into a valid buffer and never pointing at the first
> character in that buffer, so p[-1] always points to valid memory.

It's undefined behaviour in C to point to such a location, isn't it?
Is this hack really needed?

> When building code for production use, you should never use -Werror.

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