1 files changed, 1 insertions, 1 deletions
diff --git a/include/llvm/CodeGen/MachineLoopInfo.h b/include/llvm/CodeGen/MachineLoopInfo.h
index f7bcf45d93c5..438ef2e37255 100644
--- a/include/llvm/CodeGen/MachineLoopInfo.h
+++ b/include/llvm/CodeGen/MachineLoopInfo.h
@@ -114,7 +114,7 @@ public:
   }
 
   // isLoopHeader - True if the block is a loop header node
-  inline bool isLoopHeader(MachineBasicBlock *BB) const {
+  inline bool isLoopHeader(const MachineBasicBlock *BB) const {
     return LI.isLoopHeader(BB);
   }