Update comment.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@60520 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 0 deletions

diff --git a/lib/Analysis/BasicStore.cpp b/lib/Analysis/BasicStore.cpp
index e98975d637..963254ed5c 100644
--- a/lib/Analysis/BasicStore.cpp
+++ b/lib/Analysis/BasicStore.cpp
@@ -79,6 +79,9 @@ public:
     return SelfRegion;  
   }
     
+  /// RemoveDeadBindings - Scans a BasicStore for dead values.  It returns
+  ///  a new Store with these values removed, and populates LSymbols and
+  ///  DSymbols with the known set of live and dead symbols respectively.
   Store RemoveDeadBindings(Store store, Stmt* Loc, const LiveVariables& Live,
                            llvm::SmallVectorImpl<const MemRegion*>& RegionRoots,
                            LiveSymbolsTy& LSymbols, DeadSymbolsTy& DSymbols);