[Bug gcov-profile/95348] GCC records zero functions and modules in the profiling data file, ICC does NOT

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95348

--- Comment #33 from Martin Liška <marxin at gcc dot gnu.org> ---
> 
> The profile directory generated by the new executable compiled with this
> patch was 112G  in size, a lot smaller than previous 1TB. 

That's quite a promising reduction.

> Though still bigger than what ICC generated.

Yep, but we should be only 2x bigger right now?

Can you please test the parallel merging script? I can merge 10GB gcov files
(5000 runs with 264 files each) in about 50s.