From: Mikael Morin <morin-mikael@orange.fr>
To: Harald Anlauf <anlauf@gmx.de>, fortran <fortran@gcc.gnu.org>,
gcc-patches <gcc-patches@gcc.gnu.org>
Subject: Re: [PATCH] Fortran: reject NULL actual argument without explicit interface [PR107576]
Date: Fri, 18 Nov 2022 12:48:12 +0100 [thread overview]
Message-ID: <d390b783-ebbf-5922-2b91-2709ec6a92d4@orange.fr> (raw)
In-Reply-To: <trinity-9afc12d0-717f-45c1-81cf-6d4fc8d6249e-1668718081298@3c-app-gmx-bap50>
Le 17/11/2022 à 21:48, Harald Anlauf via Fortran a écrit :
> Dear all,
>
> one cannot pass a NULL actual argument to a procedure without an
> explicit interface. This is detected and reported by NAG and Intel.
> (Cray accepts this silently, and some other brands ICE.)
>
> The testcase by Gerhard even tricked gfortran into inconsistent
> behavior which could lead to an ICE with -fallow-argument-mismatch,
> or silently accepting invalid code.
>
> The solution is to reject such code, see attached patch.
>
> Regtested on x86_64-pc-linux-gnu. OK for mainline?
>
OK.
> As this is marked as a regression which started at v7,
> OK for backports to open branches?
>
OK.
prev parent reply other threads:[~2022-11-18 11:48 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-17 20:48 Harald Anlauf
2022-11-18 11:48 ` Mikael Morin [this message]
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