[PATCH] D146786: [CodeGenPrepare][RISCV] Correct the MathUsed flag for shouldFormOverflowOp

[Craig Topper via Phabricator via llvm-commits]

craig.topper added inline comments.


================
Comment at: llvm/lib/CodeGen/CodeGenPrepare.cpp:1591
+    } else
       return false;
   }
----------------
RKSimon wrote:
> Why can't you keep the existing !matchUAddWithOverflowConstantEdgeCases(Cmp, Add) early out code?
I can. I think I misunderstood the control flow here. I’ll change it back


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D146786/new/

https://reviews.llvm.org/D146786