Make some symbols static, move classes into anonymous namespaces.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117111 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/RegionInfo.cpp b/lib/Analysis/RegionInfo.cpp
index 2622c89..6725cfd 100644
--- a/lib/Analysis/RegionInfo.cpp
+++ b/lib/Analysis/RegionInfo.cpp
@@ -45,7 +45,7 @@
/// PrintStyle - Print region in difference ways.
enum PrintStyle { PrintNone, PrintBB, PrintRN };
-cl::opt<enum PrintStyle> printStyle("print-region-style", cl::Hidden,
+static cl::opt<enum PrintStyle> printStyle("print-region-style", cl::Hidden,
cl::desc("style of printing regions"),
cl::values(
clEnumValN(PrintNone, "none", "print no details"),