On Monday 15 June 2009, Evan wrote:
> Any suggestions as to where to look when callgrind only finds
> hexadecimal strings as function names? For instance, should I expect
> this a problem in the way I'm building the program, running it,
> passing options to callgrind...?

It means that the debug reader in Valgrind was not able to detect
a symbol name for a given instruction address, ie. debug info seems
to be missing. This has nothing to do with missing command line
options. Build your program with debug info.

> I'm writing out decompressed callgrind data files and then parsing
> them with a python script to grab total cost. This seems to disagree
> with kcachegrind when there are multiple function definitions. That
> is, two points in the file when
> 
> fn='functionname'
> 0 cost#

Are you saying there are multiple such entries with the same function name?
KCachegrind's behavior then would be to sum up the costs (according to
the format definition).
However, I can not think of a reason why Callgrind should print costs for
the same function multiple times in one dump. Do you have an example
when this happens?

Josef

> .
> .
> etc
> 
> should I ignore these duplicates? Suggestions much appreciated.
> 
> 
> 
> Evan
> 
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