Re: freeing NULL pointer

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To: "John (Eljay) Love-Jensen" <eljay@xxxxxxxxx>
Subject: Re: freeing NULL pointer
From: Cedric Roux <cedric.roux@xxxxxxxxxx>
Date: Fri, 09 Apr 2010 14:26:51 +0200
Cc: ranjith kumar <ranjithproxy@xxxxxxxxx>, "gcc-help@xxxxxxxxxxx" <gcc-help@xxxxxxxxxxx>
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John (Eljay) Love-Jensen wrote:

As I understand how free() works, passing in a NULL pointer is undefined behavior.


Doesn't C99 (7.20.3.2) says passing NULL to free() just does nothing?
The draft I have says so. So does a "man free" on my host.

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