Add more const qualifiers for LLVM IR pointers in CodeGen.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101342 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 8aa4ac3..cdb7f7c 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -3610,7 +3610,7 @@
     if (Val == 0)
       return DAG.getConstantFP(1.0, LHS.getValueType());
 
-    Function *F = DAG.getMachineFunction().getFunction();
+    const Function *F = DAG.getMachineFunction().getFunction();
     if (!F->hasFnAttr(Attribute::OptimizeForSize) ||
         // If optimizing for size, don't insert too many multiplies.  This
         // inserts up to 5 multiplies.