[jamming] Jam2.5 and precompiled headers

Jacob Gorm Hansen jg at ioi.dk
Tue Feb 11 04:56:40 PST 2003

On Thu, 2003-01-23 at 23:37, Chris Antos wrote:

> So absolutely Jam should contain rules for using precompiled headers
> using MSVC.  Don't knock it until you've tried it (for a baseline, you
> should test the pch perf wins outside of Jam as a baseline for what Jam
> should be able to _beat_; because Jam adds perf wins of its own).

Naturally, I agree. You mentioned in a private post that there is a bug
in Jam with regards to the 'on' keyword not correctly restricting its
scope. Can you elaborate on this bug and how to fix it?


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