[PATCH] D29200: [JumpThread] Enhance finding partial redundant loads by continuing scanning single predecessor

[Z. Zheng via Phabricator via llvm-commits]

zzheng added inline comments.


================
Comment at: include/llvm/Analysis/Loads.h:89
+                                bool *IsLoadCSE = nullptr,
+                                unsigned *NumScanedInst = nullptr);
 
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Can we use 
```
Optional<unsigned &> NumScannedInst
```
here?


https://reviews.llvm.org/D29200