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From: Malcolm McLean <malcolm.arthur.mclean@gmail.com>
Newsgroups: comp.lang.c
Subject: Re: C23 thoughts and opinions - why so conservative?
Date: Fri, 24 May 2024 07:47:48 +0100
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On 24/05/2024 06:42, Lawrence D'Oliveiro wrote:
> On Fri, 24 May 2024 06:38:18 +0100, Malcolm McLean wrote:
> 
>> On 24/05/2024 02:06, Lawrence D'Oliveiro wrote:
>>
>>> On Fri, 24 May 2024 00:34:24 +0300, Michael S wrote:
>>>
>>>> On Thu, 23 May 2024 22:10:22 +0200 David Brown
>>>> <david.brown@hesbynett.no> wrote:
>>>>
>>>>> What program control construct would you like?
>>>>>
>>>> Ability to break from nested loops.
>>>
>>> At least 90% of the time, when I want to exit from an inner loop in C,
>>> there will be some kind of cleanup I need to do in the outer loop
>>> before that can exit too. So the ability to jump straight out will
>>> rarely be used.
>>
>> goto gives you the functionality you require.
> 
> I avoid those. I structure my code like a Nassi-Shneiderman diagram, where
> each block has one entrance at the top, and one exit at the bottom. Easier
> to keep track of error conditions and cleanups that way.
 >
I virtually always use goto for memory allocation failure.

It does mean that, strictly, the function is no longer a "structured" 
subroutine. But reality is usually that memory allocation failure will 
mean program termination pretty soon.

-- 
Check out Basic Algorithms and my other books:
https://www.lulu.com/spotlight/bgy1mm