bytecodealliance / bytecodealliance/wasmtime
Cranelift's `souper-harvest`: don't harvest identity expressions
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cranelift
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- Rust
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Description
We sometimes harvest left-hand sides for Souper to optimize that are the identity expression:
```
;; Harvested from `v17` in `u0:201`
%4:i8 = var
infer %4
```
We shouldn't do that.
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