[PATCH] D26998: [StructurizeCFG] Refactor NearestCommonDominator.

[Justin Lebar via llvm-commits]

jlebar added a comment.

In https://reviews.llvm.org/D26998#603247, @arsenm wrote:

> Have you done any compile time measurements of this?


I compiled Sema.cpp and X86ISelLowering.cpp to bitcode with -O0 and -O3, then ran opt --time-passes -structurizecfg.  No difference before and after this change.


https://reviews.llvm.org/D26998