[llvm] [ShrinkWrap][NFC] Test with load from constant pool preventing shrink (PR #162476)

[Sushant Gokhale via llvm-commits]

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sushgokh wrote:

IR section is not needed. But, for someone like me who is not that great with codegen, I feel LLVM IR gives good sense of how the mir code was derived in the first place.
If you still insist, will remove it.

https://github.com/llvm/llvm-project/pull/162476