fix some warnings for the MSVC build, by Yonggang Luo!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78571 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PIC16/PIC16AsmPrinter.cpp b/lib/Target/PIC16/PIC16AsmPrinter.cpp
index 7a5fdc8..39ebfa4 100644
--- a/lib/Target/PIC16/PIC16AsmPrinter.cpp
+++ b/lib/Target/PIC16/PIC16AsmPrinter.cpp
@@ -35,7 +35,7 @@
 PIC16AsmPrinter::PIC16AsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
                                  const TargetAsmInfo *T, bool V)
 : AsmPrinter(O, TM, T, V), DbgInfo(O, T) {
-  PTLI = static_cast<const PIC16TargetLowering*>(TM.getTargetLowering());
+  PTLI = static_cast<PIC16TargetLowering*>(TM.getTargetLowering());
   PTAI = static_cast<const PIC16TargetAsmInfo*>(T);
   PTOF = (PIC16TargetObjectFile*)&PTLI->getObjFileLowering();
 }