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Date: Mon, 25 May 2015 15:26:31 +0200
From: Szabolcs Nagy <>
Subject: Re: ppc soft-float regression

* Jens Gustedt <> [2015-05-25 09:44:44 +0200]:
> Am Montag, den 25.05.2015, 02:57 -0400 schrieb Rich Felker:
> > 2. If cnt<LIMIT (e.g. 16k), produce VLA of the right size; otherwise
> >    produce VLA of size 1 and pass a null pointer instead of a pointer
> >    to the VLA.
> Ok, so we have a simple sanity check, great.

btw the stack usage of libc should be documented

currently a libc call always uses less than 10K stack(*)
but the guaranteed limit is not documented (16K limit is
fine i guess).

(*) assuming reasonable compiler, and execl is an
exception where stack usage depends on the number of

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