Hi Paul,

> Does this make any practical difference or fix any bugs, or is this
> just for aesthetics?

There is talk of the other 32 bits of that word being used for a
stack canary in a future ABI revision. So right now it is just
cosmetic, but it could be important in the future.

I guess it could be an issue for kgdb since the CR will be in
the wrong spot on BE.

Anton
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