Typo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101914 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/MachineCSE.cpp b/lib/CodeGen/MachineCSE.cpp
index 597d51d..c70905b 100644
--- a/lib/CodeGen/MachineCSE.cpp
+++ b/lib/CodeGen/MachineCSE.cpp
@@ -356,7 +356,7 @@
     CSEPairs.clear();
   }
 
-  // Recursively call ProcessBlock with childred.
+  // Recursively call ProcessBlock with children.
   const std::vector<MachineDomTreeNode*> &Children = Node->getChildren();
   for (unsigned i = 0, e = Children.size(); i != e; ++i)
     Changed |= ProcessBlock(Children[i]);