"The provenance memory model for C", by Jens Gustedt

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Sujet : "The provenance memory model for C", by Jens Gustedt
De : flexibeast (at) *nospam* gmail.com (Alexis)
Groupes : comp.lang.c
Date : 02. Jul 2025, 05:22:28
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Organisation : A noiseless patient Spider
Message-ID : <87o6u343y3.fsf@gmail.com>
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Thought some here might find this interesting:

"Our provenance-aware memory object model for C provides a precise
mathematical specification, in place of the ambiguity of these aspects
of the current C standard. It has also stimulated and informed
discussion of provenance in the broader C, C++, Rust, and compiler
communities.

"This work has finally resulted in the publication of an international
standard, Technical Specification ISO/IEC TS 6010 (edited by Henry
Kleynhans, Bloomberg, UK) ...

"In this article, I will try to explain what this is all about, namely
on how a provenance model for pointers interferes with alias analysis of
modern compilers. For those that are not fluent with the terminology or
the concept we have a short intro what pointer aliasing is all about, a
review of existing tools to help the compiler and inherent difficulties
and then the proposed model itself. At the end there is a brief takeaway
that explains how to generally avoid complications and loss of
optimization opportunities that could result from mis-guided aliasing
analysis."

-- https://gustedt.wordpress.com/2025/06/30/the-provenance-memory-model-for-c/


Alexis.

Date Sujet#  Auteur
2 Jul05:22 * "The provenance memory model for C", by Jens Gustedt2Alexis
2 Jul14:10 `- Re: "The provenance memory model for C", by Jens Gustedt1Kaz Kylheku

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