[Bug target/106017] [PowerPC] No array-to-pointer conversion for MMA accumulator

segher at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Fri Jun 17 17:35:29 GMT 2022


--- Comment #3 from Segher Boessenkool <segher at gcc dot gnu.org> ---
(In reply to Peter Bergner from comment #2)
> We do not want or allow automatic conversions between the opaque
> __vector_pair and __vector_quad types and other types and those are
> correctly disallowed there.

Of course, but that is not what this is about...

> As for the pointer conversions tested there, I guess they came along for the
> ride?  Nemanja, do you remember the history there?  Or does LLVM allow the
> pointer conversions and it's just GCC that complains?

... this is.

Possibly the restriction prevents some ICEs elsewhere, but those just need to
be solved then, not hidden.

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