[Bug c++/123684] [14/15 Regression] ICE in check_abi_tag_args (tree check: expected tree_list, have error_mark) with empty abi_tag on namespace since r14-650

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123684

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[14/15/16 Regression] ICE   |[14/15 Regression] ICE in
                   |in check_abi_tag_args (tree |check_abi_tag_args (tree
                   |check: expected tree_list,  |check: expected tree_list,
                   |have error_mark) with empty |have error_mark) with empty
                   |abi_tag on namespace since  |abi_tag on namespace since
                   |r14-650                     |r14-650

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Fixed on the trunk so far.