Constify some methods. Patch provided by Anton Vayvod, thanks!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29756 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 2 deletions

diff --git a/include/llvm/Target/MRegisterInfo.h b/include/llvm/Target/MRegisterInfo.h
index 151274c..707061f 100644
--- a/include/llvm/Target/MRegisterInfo.h
+++ b/include/llvm/Target/MRegisterInfo.h
@@ -170,10 +170,10 @@ public:
   ///
   /// By default, these methods return all registers in the class.
   ///
-  virtual iterator allocation_order_begin(MachineFunction &MF) const {
+  virtual iterator allocation_order_begin(const MachineFunction &MF) const {
     return begin();
   }
-  virtual iterator allocation_order_end(MachineFunction &MF)   const {
+  virtual iterator allocation_order_end(const MachineFunction &MF)   const {
     return end();
   }