Make several variable declarations static.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50696 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp
index d8ca141..87c854b 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -38,13 +38,13 @@
 
 namespace {
   // Hidden options for help debugging.
-  cl::opt<bool> DisableReMat("disable-rematerialization", 
-                              cl::init(false), cl::Hidden);
+  static cl::opt<bool> DisableReMat("disable-rematerialization", 
+                                    cl::init(false), cl::Hidden);
 
-  cl::opt<bool> SplitAtBB("split-intervals-at-bb", 
-                          cl::init(true), cl::Hidden);
-  cl::opt<int> SplitLimit("split-limit",
-                          cl::init(-1), cl::Hidden);
+  static cl::opt<bool> SplitAtBB("split-intervals-at-bb", 
+                                 cl::init(true), cl::Hidden);
+  static cl::opt<int> SplitLimit("split-limit",
+                                 cl::init(-1), cl::Hidden);
 }
 
 STATISTIC(numIntervals, "Number of original intervals");