[Bug gcov-profile/99105] [11 regression] profile streaming scales poorly to projects with many source files

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99105

--- Comment #17 from Martin Liška <marxin at gcc dot gnu.org> ---
I've got a patch candidate.
Using the patch, make -j128 check-clang takes 6 minutes.