On Mar 19, 2008, at 1:38 PM, Gabor Greif wrote:
My measurements on a 4-processor machine have
shown test time reduction of 60% when the tests were
invoked as "make test -j8".

My testing shows that -j4 is the sweet spot on my MacPro with 4 CPUs for cfe.

  17.334 --> 7.681

Nice, thanks. Anyway, := evaluates the variable once, = merely substitutes it, causing it to be run multiple times. With the below patch we go from 4 evaluations to 2.


Attachment: test.patch
Description: Binary data


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