uweigand added a comment.

In D149548#4413639 <https://reviews.llvm.org/D149548#4413639>, @nlopes wrote:

> If a vector is fully initialized with `insertvector` (i.e., one operation per 
> index), then the value of the base vector is irrelevant. It can be poison.
> Poison in vectors is element-wise. <poison, 42> doesn't propagate to <poison, 
> poison>.

OK, that should be fine for SystemZ then.  Thanks!


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D149548/new/

https://reviews.llvm.org/D149548

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