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/MSP430/MSP430ISelDAGToDAG.cpp b/lib/Target/MSP430/MSP430ISelDAGToDAG.cpp
index 911cfcb..04538d1 100644
--- a/lib/Target/MSP430/MSP430ISelDAGToDAG.cpp
+++ b/lib/Target/MSP430/MSP430ISelDAGToDAG.cpp
@@ -45,9 +45,9 @@
     } Base;
 
     int16_t Disp;
-    GlobalValue *GV;
-    Constant *CP;
-    BlockAddress *BlockAddr;
+    const GlobalValue *GV;
+    const Constant *CP;
+    const BlockAddress *BlockAddr;
     const char *ES;
     int JT;
     unsigned Align;    // CP alignment.