Reduce number of exported symbols


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29220 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/PHIElimination.cpp b/lib/CodeGen/PHIElimination.cpp
index 5b8798f..ffbae2a 100644
--- a/lib/CodeGen/PHIElimination.cpp
+++ b/lib/CodeGen/PHIElimination.cpp
@@ -29,8 +29,8 @@
 using namespace llvm;
 
 namespace {
-  Statistic<> NumAtomic("phielim", "Number of atomic phis lowered");
-  Statistic<> NumSimple("phielim", "Number of simple phis lowered");
+  static Statistic<> NumAtomic("phielim", "Number of atomic phis lowered");
+  static Statistic<> NumSimple("phielim", "Number of simple phis lowered");
   
   struct VISIBILITY_HIDDEN PNE : public MachineFunctionPass {
     bool runOnMachineFunction(MachineFunction &Fn) {