https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61414
--- Comment #27 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The releases/gcc-9 branch has been updated by Jakub Jelinek <ja...@gcc.gnu.org>: https://gcc.gnu.org/g:f0a72494ea3747d1f66a0cda3e67a7611779030d commit r9-8238-gf0a72494ea3747d1f66a0cda3e67a7611779030d Author: Jakub Jelinek <ja...@redhat.com> Date: Fri Feb 14 17:36:00 2020 +0100 c++: Fix thinko in enum_min_precision [PR61414] When backporting the PR61414 fix to 8.4, I've noticed that the caching of prec is actually broken, as it would fail to actually store the computed precision into the hash_map's value and so next time we'd think the enum needs 0 bits. 2020-02-14 Jakub Jelinek <ja...@redhat.com> PR c++/61414 * class.c (enum_min_precision): Change prec type from int to int &. * g++.dg/cpp0x/enum39.C: New test.