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Re: Use of VLA in struct in gcc-torture/execute/20020412-1.c

From: Richard Henderson <rth at redhat dot com>
To: David Edelsohn <dje at watson dot ibm dot com>
Cc: John David Anglin <dave at hiauly1 dot hia dot nrc dot ca>, gcc at gcc dot gnu dot org
Date: Sat, 7 Sep 2002 20:03:09 -0700
Subject: Re: Use of VLA in struct in gcc-torture/execute/20020412-1.c
References: <200209080159.g881x0rB019381@hiauly1.hia.nrc.ca> <200209080225.WAA23290@makai.watson.ibm.com>

On Sat, Sep 07, 2002 at 10:25:36PM -0400, David Edelsohn wrote:
> 	The ABIs on which this extension works pass structures by
> reference.

Not exactly correct.  It also works on ABIs for which variable
sized arrays are always passed on the stack (and never in registers).

> 	Maybe GCC should warn/error when it encounters this construct of
> passing a variable sized aggregate parameter ...

Feel free.

r~

Follow-Ups:
- Re: Use of VLA in struct in gcc-torture/execute/20020412-1.c
  - From: John David Anglin

References:
- Use of VLA in struct in gcc-torture/execute/20020412-1.c
  - From: John David Anglin
- Re: Use of VLA in struct in gcc-torture/execute/20020412-1.c
  - From: David Edelsohn

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