Re: AW: Correct way to express to the compiler "this does not get clobbered"?

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To: David Brown <david.brown@xxxxxxxxxxxx>
Subject: Re: AW: Correct way to express to the compiler "this does not get clobbered"?
From: Andrea Corallo via Gcc-help <gcc-help@xxxxxxxxxxx>
Date: Sat, 05 Dec 2020 18:29:29 +0100
Cc: gcc-help@xxxxxxxxxxx, stefan@xxxxxxxxx, Stefan Franke <s.franke@xxxxxxxxxxxx>
In-reply-to: <bcf7e683-0059-26e4-8120-d3c2159d4e36@hesbynett.no> (David Brown's message of "Sat, 5 Dec 2020 15:01:16 +0100")
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Reply-to: Andrea Corallo <andrea.corallo@xxxxxxx>
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David Brown <david.brown@xxxxxxxxxxxx> writes:

[...]

>  There is no way in C to say that there can't be anything else that
> changes the object.

I think it would be nice to have, if not in C at least in GCC.

  Andrea

Follow-Ups:
- Re: AW: Correct way to express to the compiler "this does not get clobbered"?
  - From: David Brown

References:
- Correct way to express to the compiler "this does not get clobbered"?
  - From: Andrea Corallo via Gcc-help
- Re: Correct way to express to the compiler "this does not get clobbered"?
  - From: David Brown
- Re: Correct way to express to the compiler "this does not get clobbered"?
  - From: Andrea Corallo via Gcc-help
- Re: Correct way to express to the compiler "this does not get clobbered"?
  - From: stefan
- Re: Correct way to express to the compiler "this does not get clobbered"?
  - From: Andrea Corallo via Gcc-help
- Re: Correct way to express to the compiler "this does not get clobbered"?
  - From: Segher Boessenkool
- Re: Correct way to express to the compiler "this does not get clobbered"?
  - From: Andrea Corallo via Gcc-help
- Re: Correct way to express to the compiler "this does not get clobbered"?
  - From: Segher Boessenkool
- AW: Correct way to express to the compiler "this does not get clobbered"?
  - From: Stefan Franke
- Re: AW: Correct way to express to the compiler "this does not get clobbered"?
  - From: Andrea Corallo via Gcc-help
- Re: AW: Correct way to express to the compiler "this does not get clobbered"?
  - From: David Brown

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