https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90380
--- Comment #23 from Martin Liška <marxin at gcc dot gnu.org> --- (In reply to Melven.Roehrig-Zoellner from comment #21) > Hi, > > for me the patch seems to solve the problem only for some of the Fortran > files. > > I applied the patch in my GCC 9.1.0 build and I still have 4 files where > gcov does not seem to terminate (running for over an hour now). > > Would it help to provide source and gcda files? Yes please, please attach only x.gcda and x.gcno files.