Mark some static arrays as const.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157377 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/MemDepPrinter.cpp b/lib/Analysis/MemDepPrinter.cpp
index 22414b3..8578a63 100644
--- a/lib/Analysis/MemDepPrinter.cpp
+++ b/lib/Analysis/MemDepPrinter.cpp
@@ -32,7 +32,7 @@
       Unknown
     };
 
-    static const char* DepTypeStr[];
+    static const char *const DepTypeStr[];
 
     typedef PointerIntPair<const Instruction *, 2, DepType> InstTypePair;
     typedef std::pair<InstTypePair, const BasicBlock *> Dep;
@@ -88,7 +88,7 @@
   return new MemDepPrinter();
 }
 
-const char* MemDepPrinter::DepTypeStr[]
+const char *const MemDepPrinter::DepTypeStr[]
   = {"Clobber", "Def", "NonFuncLocal", "Unknown"};
 
 bool MemDepPrinter::runOnFunction(Function &F) {