Author: Robert Hyatt
Date: 17:38:44 05/22/02
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On May 22, 2002 at 14:07:45, Sven Reichard wrote: >Sorry about being off-topic, but this is probably the best (in terms of quality >and speed) place to ask this. If you feel otherwise, please ignore. > >I'm using gcc (actually g++), versions 2.96 and 3.0.x, and I can't get profiling >to work. I suspect that the 2.96 specs file is screwed up, but maybe it's me. I >experimented with all sorts of combinations of the following switches: -g -ggdb >-pg -p --static --profile, but to no avail. The best I get is a call count for >every function, but the times don't match. No matter which program I run, gprof >thinks it takes 10 ms, and spends all that time in one function, usually some >mem allocation. > >I would be grateful for any hint (other than "download 3.1" :-) ) > >Sven. I use 2.95.2 all the time and use -pg only. No other options. Note that not only do you compile with -pg but you must also link with the same option to get the right library. Then just run the program and when you terminate it you should have a gmon.out file... profview (or whatever you want to use such as gprof) should show you the details...
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