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Re: Optimizing of explicit temporary storage

From: Florian Weimer <fw at deneb dot enyo dot de>
To: Mark Mitchell <mark at codesourcery dot com>
Cc: gcc at gcc dot gnu dot org
Date: Tue, 12 Oct 2004 07:36:40 +0200
Subject: Re: Optimizing of explicit temporary storage
References: <E7EB70E0-1AE7-11D9-A537-003065BDF310@apple.com><41698B8A.4050702@tat.physik.uni-tuebingen.de><416B47AA.3010106@codesourcery.com>

* Mark Mitchell:

> I don't think any compiler has ever attempted to turn:
>
>  free (malloc (16));
>
> into a no-op, which would be a simpler case.

There are scheme compilers that turn heap allocation into stack
allocation if they can prove that the object does not escape.
Java code would benefit from this optimization, too.

Follow-Ups:
- Re: Optimizing of explicit temporary storage
  - From: Mark Mitchell

References:
- Re: Optimizing of explicit temporary storage
  - From: Mike Stump
- Re: Optimizing of explicit temporary storage
  - From: Richard Guenther
- Re: Optimizing of explicit temporary storage
  - From: Mark Mitchell

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