[llvm] [CodeGen] Introduce `MachineDomTreeUpdater` (PR #95369)

[Jakub Kuderski via llvm-commits]

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@@ -315,6 +315,13 @@ bool MachineBasicBlock::isLegalToHoistInto() const {
   return true;
 }
 
+bool MachineBasicBlock::hasName() const {
+  if (const BasicBlock *LBB = getBasicBlock())
+    return LBB->hasName();
+  else
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kuhar wrote:

No need for `else` after return

https://github.com/llvm/llvm-project/pull/95369