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Re: pkg/53346 (The configure test for use of labels loops on powerpc)
The following reply was made to PR pkg/53346; it has been noted by GNATS.
From: Havard Eidnes <he%NetBSD.org@localhost>
To: gnats-bugs%NetBSD.org@localhost, martin%duskware.de@localhost
Cc: pkg-manager%netbsd.org@localhost, gnats-admin%netbsd.org@localhost, pkgsrc-bugs%netbsd.org@localhost
Subject: Re: pkg/53346 (The configure test for use of labels loops on
Date: Wed, 06 Jun 2018 11:43:31 +0200 (CEST)
> The gcc manual says:
> "You may not use this mechanism to jump to code in a different funct=
> If you do that, totally unpredictable things happen. The best way t=
> avoid this is to store the label address only in automatic variables=
> never pass it as an argument."
> So the configure test is completely broken (pointed out by Eric Botc=
Thanks, good to know. I'll report it to the mercury maintainers.
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