[llvm] [LV]Initial support for safe distance in predicated DataWithEVL vectorization mode. (PR #102897)

[Alexey Bataev via llvm-commits]

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@@ -1490,13 +1486,29 @@ class LoopVectorizationCostModel {
     }
   }
 
+  /// Disables previously chosen tail folding policy, sets it to None. Expects,
+  /// that the tail policy was selected.
+  void disableTailFolding() {
+    assert(ChosenTailFoldingStyle && "Tail folding must be selected.");
+    ChosenTailFoldingStyle =
+        std::make_pair(TailFoldingStyle::None, TailFoldingStyle::None);
+  }
+
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alexey-bataev wrote:

Maybe, will try to do

https://github.com/llvm/llvm-project/pull/102897