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Message-Id: <46F585B5-5290-48F6-9A73-455FEBAEBDC5@palsenberg.com>
Date: Tue, 15 Jan 2013 23:18:43 +0100
From: Igmar Palsenberg <igmar@...senberg.com>
To: musl@...ts.openwall.com
Subject: Re: malloc(0) behaviour
>> > On 14/01/2013, Rich Felker <dalias@...ifal.cx> wrote:
>> > Another: Null means allocation failure. As malloc ought to never fail
>> > to find zero bytes free, it thus makes sense to return a non-null
>> > pointer.
>> A valid pointer also means you should be able to store something.
>
> Says who? Fire up the mmap() man page and look at PROT_NONE.
malloc() doesn't handle that case. I also find it irrelevant in this case. You can only pass it to free() legally,
everything else is UB.
Igmar
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