Add const qualifiers to CodeGen's use of LLVM IR constructs.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101334 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PIC16/PIC16ISelLowering.cpp b/lib/Target/PIC16/PIC16ISelLowering.cpp
index 4325d18..465744b 100644
--- a/lib/Target/PIC16/PIC16ISelLowering.cpp
+++ b/lib/Target/PIC16/PIC16ISelLowering.cpp
@@ -1409,7 +1409,7 @@
     if (IsDirectCall) { 
        // Considering the GlobalAddressNode case here.
        if (GlobalAddressSDNode *G = dyn_cast<GlobalAddressSDNode>(Callee)) {
-          GlobalValue *GV = G->getGlobal();
+          const GlobalValue *GV = G->getGlobal();
           Callee = DAG.getTargetGlobalAddress(GV, MVT::i8);
           Name = G->getGlobal()->getName();
        } else {// Considering the ExternalSymbol case here