[llvm] [MachineOutliner] Don't outline ADRP pair to avoid incorrect ICF (PR #160232)

[David Tellenbach via llvm-commits]

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+# RUN: llc -mtriple=aarch64---  -run-pass=machine-outliner -verify-machineinstrs %s -o - | FileCheck %s
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dtellenbach wrote:

Can you add a test for the whole adrp/add/ldr sequence? That should be the most common case.

https://github.com/llvm/llvm-project/pull/160232