Nikita Popov 8e353fb6e9 [NewGVN] Patch replacement instruction even for removed instructions ...

When removing an instruction, we still need to merge its IR flags
into the leader, because there may have been a transitive use.

Fixes https://github.com/llvm/llvm-project/issues/53218.

2023-09-28 11:45:19 +02:00

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