[PATCH] D102615: [LoopDeletion] Break backedge if we can prove that the loop is exited on 1st iteration (try 3)

[Max Kazantsev via Phabricator via llvm-commits]

mkazantsev added a comment.

In D102615#2826417 <https://reviews.llvm.org/D102615#2826417>, @nikic wrote:

> LGTM





================
Comment at: llvm/lib/Transforms/Scalar/LoopDeletion.cpp:190
+  BinaryOperator *BO;
+  if (match(V, m_BinOp(BO))) {
+    Value *LHS =
----------------
nikic wrote:
> Simple dyn_cast<BinaryOperator> seems simpler than going through PatternMatch here?
True.


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