[llvm] Globalopt pass produces invalid debug info (PR #100654)

[Jeremy Morse via llvm-commits]

jmorse wrote:

Hi -- using a recent opt (built from 1ebfc81a9119) the test case already produces a #dbg_value with "poison" operand,  which suggests this patch isn't having any effect. Perhaps it was recently fixed somewhere else?

https://github.com/llvm/llvm-project/pull/100654