Fix some comment typos.

[oota-llvm.git] / lib / Transforms / ObjCARC / PtrState.h

diff --git a/lib/Transforms/ObjCARC/PtrState.h b/lib/Transforms/ObjCARC/PtrState.h
index e45e1ea96c5360d7d48dbd2a278109f709ef1fa5..a8c6ff1ed62ee37256ad1905f118fca43e87c9e5 100644 (file)
--- a/lib/Transforms/ObjCARC/PtrState.h
+++ b/lib/Transforms/ObjCARC/PtrState.h
@@ -96,7 +96,7 @@ struct RRInfo {
 };
 
 /// \brief This class summarizes several per-pointer runtime properties which
-/// are propogated through the flow graph.
+/// are propagated through the flow graph.
 class PtrState {
 protected:
   /// True if the reference count is known to be incremented.
@@ -172,7 +172,7 @@ struct BottomUpPtrState : PtrState {
   bool InitBottomUp(ARCMDKindCache &Cache, Instruction *I);
 
   /// Return true if this set of releases can be paired with a release. Modifies
-  /// state appropriately to reflect that the matching occured if it is
+  /// state appropriately to reflect that the matching occurred if it is
   /// successful.
   ///
   /// It is assumed that one has already checked that the RCIdentity of the
@@ -194,7 +194,7 @@ struct TopDownPtrState : PtrState {
 
   /// Return true if this set of retains can be paired with the given
   /// release. Modifies state appropriately to reflect that the matching
-  /// occured.
+  /// occurred.
   bool MatchWithRelease(ARCMDKindCache &Cache, Instruction *Release);
 
   void HandlePotentialUse(Instruction *Inst, const Value *Ptr,