Basic block profiling info for gprof

Ben Elliston
Mon Jul 2 01:04:00 GMT 2007

Hi Nick

> > Given that the line-by-line option has never worked very well, would it
> > be worth removing it from gprof rather than try to fix it?
> How badly does it work ?  (With old gcc's of course).

It works, but (if I recall) it uses some O(n^2) algorithms that makes it
unbearably slow for large programs.

Cheers, Ben

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