https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97360
Alan Modra <amodra at gmail dot com> changed:
What |Removed |Added
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CC| |bergner at gcc dot gnu.org,
| |meissner at gcc dot gnu.org
--- Comment #7 from Alan Modra <amodra at gmail dot com> ---
(In reply to Aldy Hernandez from comment #6)
> How can the end points of a type be (a) of a different type than the type
> itself (b) incompatible with the type itself.
>
> Is this a peculiarity of these quad types, or is this a target bug?
These are PXI and XI mode 512-bit integers. See comment #0. PXI is a partial
integer mode, which is likely why they aren't types_compatible_p. I have no
idea whether this is a target bug or something that should be handled by the
target-independent code.