[Bug c++/92593] [10 Regression] ICE with CTAD using undeclared constraint

[andrew.n.sutton at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92593

Andrew Sutton <andrew.n.sutton at gmail dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |andrew.n.sutton at gmail dot com

--- Comment #2 from Andrew Sutton <andrew.n.sutton at gmail dot com> ---
It looks like the deduction isn't failing appropriately. The compiler things
the declaration of r has type "ref_view<<declaration error>>", which is
apparently causing infinite recursion in a call to reshape_init_class.