Fix build issue on certain compilers.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45629 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/MachineDominators.cpp b/lib/CodeGen/MachineDominators.cpp
index 7c521cc..9b53bdb 100644
--- a/lib/CodeGen/MachineDominators.cpp
+++ b/lib/CodeGen/MachineDominators.cpp
@@ -20,8 +20,9 @@
 TEMPLATE_INSTANTIATION(class DomTreeNodeBase<MachineBasicBlock>);
 TEMPLATE_INSTANTIATION(class DominatorTreeBase<MachineBasicBlock>);
 
+char MachineDominatorTree::ID = 0;
+
 namespace {
-  char MachineDominatorTree::ID = 0;
   RegisterPass<MachineDominatorTree>
   E("machinedomtree", "MachineDominator Tree Construction", true);
 }