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Re: ddd-3.3.9-test2 build feedback


From: Tim Mooney
Subject: Re: ddd-3.3.9-test2 build feedback
Date: Sun, 16 May 2004 21:06:22 -0500 (CDT)

In regard to: Re: ddd-3.3.9-test2 build feedback, Arnaud Desitter said (at...:

Tim Mooney wrote:

The performance improvements are hard to miss.

There was a lot of potential for "easy" improvements. Most changes between
ddd 3.3.7 and ddd 3.3.9 relate to speed up.

Going futher will be more difficult.
The string class used by ddd is not reference counted. Switching to
std::string in the few locations shown by a profiler could improve speed.

Would there be any benefit to completely switching ddd to std::string, and
getting rid of the custom/GNU string class?  Would that be a difficult
process, or would it just be a lot of relatively straightforward code
replacement?

Anyway it is good to know that you noticed.

I personally don't care for "artificial version inflation", but the
changes seem significant enough so that you may want to call the official
release 3.4.0 or perhaps 3.5.0.

Tim
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Tim Mooney                              address@hidden
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