https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98990
Jason Merrill <jason at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |NEW
Assignee|jason at gcc dot gnu.org |unassigned at gcc dot
gnu.org
--- Comment #3 from Jason Merrill <jason at gcc dot gnu.org> ---
(In reply to Martin Liška from comment #2)
> With -fchecking, it started with a6ee556c7659877b.
i.e. r10-6571
The problem is that splice_late_return_type is changing the TREE_TYPE of a
REFERENCE_TYPE without also updating its TYPE_CANONICAL, which breaks; we need
to rebuild the type instead. I expect that tsubst would do the trick, as in
do_auto_deduction. Want to take this, Patrick?
