[PATCH] D63948: [SLP] Limit compilation time of look-ahead operand reordering heuristic.

[Alexey Bataev via Phabricator via llvm-commits]

ABataev added a comment.

Tests?



================
Comment at: llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp:921
+      for (unsigned OpIdx1 = 0,
+                    NumOperands1 = std::min(I1->getNumOperands(),
+                                            LookAheadOperandsBudget.getValue());
----------------
Do you really need this limit?


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