[llvm] [InstCombine] Resolve TODO: Remove one-time check if other logic operand (Y) is constant (PR #77973)

[Jessica Clarke via llvm-commits]

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@@ -1,8 +1,6 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
 ; RUN: opt < %s -passes=instcombine -S | FileCheck %s
 
-declare void @use(i64)
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jrtc27 wrote:

Why?

https://github.com/llvm/llvm-project/pull/77973