Re: bjam performance [was: how to skip regenerating the dependency tree]

From: David Abrahams (dave_at_[hidden])
Date: 2004-05-18 13:01:38

Rene Rivera <grafik.list_at_[hidden]> writes:

> And lastly we could see where in Boost.Build is taking up most of the 
> time and improving at that end so that it doesn't do as much var 
> expansions. Using the -d+10 option it looks like get-properties, and 
> simplify-path-tokens are the big time culprits.

It's pretty easy to make caches for the results of these kinds of
things. I bet they're called with the same arguments over and over.

-- 
Dave Abrahams
Boost Consulting
http://www.boost-consulting.com