gprof reporting all 0.0 seconds

[Yang Zhang]

michael wrote:
> Yang Zhang wrote:
>> Retrying.
>>
>> Yang Zhang wrote:
>>> The output of gprof for my C++ program has no entries that contain 
>>> non-0 time:
>>>
>>>   %   cumulative   self              self     total
>>>  time   seconds   seconds    calls  Ts/call  Ts/call  name
>>>   0.00      0.00     0.00 20347515     0.00     0.00  __gnu_cxx::__nor..
>>>   0.00      0.00     0.00 18191192     0.00     0.00  __gnu_cxx::__nor..
>>>   0.00      0.00     0.00 15330884     0.00     0.00  std::strchr(char..
>>>   0.00      0.00     0.00 11405520     0.00     0.00  __gnu_cxx::__nor..
>>>   0.00      0.00     0.00 10668361     0.00     0.00  __gnu_cxx::__stl..
>>>   0.00      0.00     0.00 10173756     0.00     0.00  __gnu_cxx::__nor..
>>> ...
>>>
>>> What's going wrong? The source (it's a simple 1-file program) and 
>>> Makefile are available at:
>>>
>>> http://assorted.svn.sourceforge.net/viewvc/assorted/hash-join/trunk/src/
>>>
>>> In particular, the build command is:
>>>
>>> g++ -Wall -lprofiler -lpthread -o hashjoin-pg hashjoin.cc -g -pg
>>>
>>> Thanks in advance for any help.
>>
> Compile it without any optimization and retry.
> 
> Michael
> 

I tried just now. That didn't change anything, sadly.