Fix VC++ warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25957 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/VirtRegMap.cpp b/lib/CodeGen/VirtRegMap.cpp
index 24457b4a63d28cce20a6cb630fc0474985907cc2..ce6fbedea61ac6abeff84bd9c8684cc8ad3b7ce6 100644 (file)
--- a/lib/CodeGen/VirtRegMap.cpp
+++ b/lib/CodeGen/VirtRegMap.cpp
@@ -279,7 +279,7 @@ public:
     ModifyStackSlot(Slot);
     
     PhysRegsAvailable.insert(std::make_pair(Reg, Slot));
-    SpillSlotsAvailable[Slot] = (Reg << 1) | CanClobber;
+    SpillSlotsAvailable[Slot] = (Reg << 1) | (unsigned)CanClobber;
   
     DEBUG(std::cerr << "Remembering SS#" << Slot << " in physreg "
                     << MRI->getName(Reg) << "\n");