Silence warning

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103508 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/MachineRegisterInfo.cpp b/lib/CodeGen/MachineRegisterInfo.cpp
index 4a150435cefe64d6253a35bfcd66fbd08ae5eaa5..5465fca05f7b81c88420c6535f280cab636ebe31 100644 (file)
--- a/lib/CodeGen/MachineRegisterInfo.cpp
+++ b/lib/CodeGen/MachineRegisterInfo.cpp
@@ -272,7 +272,7 @@ void MachineRegisterInfo::closePhysRegsUsed(const TargetRegisterInfo &TRI) {
        i = UsedPhysRegs.find_next(i))
          for (const unsigned *SS = TRI.getSubRegisters(i);
               unsigned SubReg = *SS; ++SS)
-           if (SubReg > i)
+           if (SubReg > unsigned(i))
              UsedPhysRegs.set(SubReg);
 }