https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99745
--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Jakub Jelinek <ja...@gcc.gnu.org>: https://gcc.gnu.org/g:0b86a6438191f720bebf880a2b932cd97d10229a commit r11-7834-g0b86a6438191f720bebf880a2b932cd97d10229a Author: Jakub Jelinek <ja...@redhat.com> Date: Thu Mar 25 21:06:09 2021 +0100 c++: Diagnose bare parameter packs in bitfield widths [PR99745] The following invalid tests ICE because we don't diagnose (and drop) bare parameter packs in bitfield widths. 2021-03-25 Jakub Jelinek <ja...@redhat.com> PR c++/99745 * decl2.c (grokbitfield): Diagnose bitfields containing bare parameter packs and don't set DECL_BIT_FIELD_REPRESENTATIVE in that case. * g++.dg/cpp0x/variadic181.C: New test.