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Mail Archives: djgpp/1997/02/25/22:52:46

Date: Wed, 26 Feb 1997 16:43:57 +0000
From: Bill Currie <billc AT blackmagic DOT tait DOT co DOT nz>
Subject: Re: Freeing null
To: Roland Acton <malyon AT netcom DOT com>
Cc: djgpp AT delorie DOT com
Reply-to: billc AT blackmagic DOT tait DOT co DOT nz
Message-id: <3314684D.51C1@blackmagic.tait.co.nz>
Organization: Tait Electronics NZ
MIME-version: 1.0
References: <5etnpb$42p AT freenet-news DOT carleton DOT ca> <malyonE66p7u DOT Ju0 AT netcom DOT com>

Roland Acton wrote:
> 
> Paul Derbyshire (ao950 AT FreeNet DOT Carleton DOT CA) wrote:
> 
> : What are the effects of free(ptr) if ptr happens to be null?
> 
>   It corrupts the free memory table, and eventually the computer crashes.

No, quoting from 'info libc al free':

Returns the allocated memory to the heap (*note malloc::.).  If the PTR
is `NULL', it does nothing.



Bill
-- 
Leave others their otherness.

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