[llvm] [GenericDomTree][NFC] Use llvm algorithms (PR #97104)

[David Blaikie via llvm-commits]

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@@ -852,19 +850,10 @@ class DominatorTreeBase {
            "NewBB should have a single successor!");
     NodeRef NewBBSucc = *GraphT::child_begin(NewBB);
 
-    SmallVector<NodeRef, 4> PredBlocks(inverse_children<N>(NewBB));
+    const SmallVector<NodeRef, 4> PredBlocks(inverse_children<N>(NewBB));
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dwblaikie wrote:

Unrelated change? Also, top-level const isn't usually used in LLVM.

https://github.com/llvm/llvm-project/pull/97104