Fix spelling.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9027 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Utils/BreakCriticalEdges.cpp b/lib/Transforms/Utils/BreakCriticalEdges.cpp
index a87dbce..e37b307 100644
--- a/lib/Transforms/Utils/BreakCriticalEdges.cpp
+++ b/lib/Transforms/Utils/BreakCriticalEdges.cpp
@@ -106,7 +106,7 @@
     DS->addBasicBlock(NewBB, DomSet);
   }
 
-  // Should we update ImmdediateDominator information?
+  // Should we update ImmediateDominator information?
   if (ImmediateDominators *ID = P->getAnalysisToUpdate<ImmediateDominators>()) {
     // TIBB is the new immediate dominator for NewBB.  NewBB doesn't dominate
     // anything.