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/Object/Archive.cpp b/lib/Object/Archive.cpp
index c5f15ba..71d5a64 100644
--- a/lib/Object/Archive.cpp
+++ b/lib/Object/Archive.cpp
@@ -60,11 +60,11 @@
 
 
 static bool isInternalMember(const ArchiveMemberHeader &amh) {
-  const char *internals[] = {
+  static const char *const internals[] = {
     "/",
     "//",
     "#_LLVM_SYM_TAB_#"
-    };
+  };
 
   StringRef name = amh.getName();
   for (std::size_t i = 0; i < sizeof(internals) / sizeof(*internals); ++i) {