[Bug c++/67164] ICE: tree check: expected class ‘expression’, have ‘exceptional’ (argument_pack_select) in tree_operand_check, at tree.h:3356

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67164

--- Comment #9 from Jason Merrill <jason at gcc dot gnu.org> ---
(In reply to Jason Merrill from comment #8)
> I've now fixed (for GCC 6) all the bugs that affect Hana except for 47226.

That is, that break parts of 'make check'.  There's also bug 66543, but that's
just a warning issue, so I'm not going to check in the fix quite yet.