[libcxx-commits] [PATCH] D139235: Reapply "[libc++][ranges]Refactor `copy{, _backward}` and `move{, _backward}`"

Tue Jan 24 14:24:37 PST 2023

ldionne added a comment.

In D139235#4078375 <https://reviews.llvm.org/D139235#4078375>, @var-const wrote:

> In D139235#4078362 <https://reviews.llvm.org/D139235#4078362>, @asbirlea wrote:
>
>> Heads-up that we're seeing crashes due to the recommit of this change.
>> msan reports "use-of-uninitialized-value" in multiple places, where input is clearly initialized.
>
> Thank you for the heads-up. Can you provide more details?

This is going to be extremely difficult to back out since we've made changes on top of that. Please work with us to understand this issue and fix it forward ASAP. In particular, we will want to make sure it lands in LLVM 16 as early as possible.

Thanks!

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D139235/new/

https://reviews.llvm.org/D139235