Index: cfe/trunk/lib/Driver/Tools.cpp
===================================================================
--- cfe/trunk/lib/Driver/Tools.cpp
+++ cfe/trunk/lib/Driver/Tools.cpp
@@ -3819,13 +3819,13 @@
     // match that of llvm-gcc and Apple GCC before that.
     PIC = ToolChain.isPICDefault() && ToolChain.isPICDefaultForced();
 
-    return std::make_tuple(llvm::Reloc::DynamicNoPIC, PIC ? 2 : 0, false);
+    return std::make_tuple(llvm::Reloc::DynamicNoPIC, PIC ? 2U : 0U, false);
   }
 
   if (PIC)
-    return std::make_tuple(llvm::Reloc::PIC_, IsPICLevelTwo ? 2 : 1, PIE);
+    return std::make_tuple(llvm::Reloc::PIC_, IsPICLevelTwo ? 2U : 1U, PIE);
 
-  return std::make_tuple(llvm::Reloc::Static, 0, false);
+  return std::make_tuple(llvm::Reloc::Static, 0U, false);
 }
 
 static const char *RelocationModelName(llvm::Reloc::Model Model) {