[PATCH] D139872: [llvm][CallBrPrepare] split critical edges

[Nick Desaulniers via Phabricator via llvm-commits]

nickdesaulniers added inline comments.


================
Comment at: llvm/lib/CodeGen/CallBrPrepare.cpp:128-129
+
+  auto *DTWP = getAnalysisIfAvailable<DominatorTreeWrapperPass>();
+  DominatorTree *DT = DTWP ? &DTWP->getDomTree() : nullptr;
+
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aeubanks wrote:
> nickdesaulniers wrote:
> > @aeubanks does this look correct?
> yup, lg
Oh, I guess later on (in a later commit) I will need to query `DT.dominates`.  If DOM tree info isn't available, wat do?


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https://reviews.llvm.org/D139872