https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105282
--- Comment #1 from Sergei Trofimovich <slyfox at gcc dot gnu.org> --- Relevant bit of counters dump for completeness (after merge): $ gcov-dump -l a.gcda ... a.gcda: 01a90000: 528:COUNTERS indirect_call 66 counts a.gcda: 0: -50 32 1456173180 1 1792104613 1 918340114 1 a.gcda: 8: 1406444659 1 263798468 1 1664310260 1 1063174467 1 a.gcda: 16: 1596551981 1 54847898 1 533075953 1 1135316294 1 a.gcda: 24: 601636648 1 2142348703 1 450479102 1 1186224457 1 a.gcda: 32: 416313568 1 1153296983 1 617240633 1 2024260238 1 a.gcda: 40: 1680162021 1 944285266 1 1480528956 1 72519307 1 a.gcda: 48: 1631250666 1 1029141085 1 941945699 1 1682532820 1 a.gcda: 56: 71228346 1 1481851149 1 1154596710 1 414983633 1 a.gcda: 64: 2026608575 1