File default-to-i586.patch of Package llvm

Index: llvm/tools/clang/lib/Driver/Tools.cpp
===================================================================
--- llvm.orig/tools/clang/lib/Driver/Tools.cpp
+++ llvm/tools/clang/lib/Driver/Tools.cpp
@@ -897,7 +897,7 @@ void Clang::AddX86TargetArgs(const ArgLi
       if (getToolChain().getArch() == llvm::Triple::x86_64)
         CPUName = "x86-64";
       else if (getToolChain().getArch() == llvm::Triple::x86)
-        CPUName = "pentium4";
+        CPUName = "i586";
     }
   }