Don't pass SDValues by non-const reference unless they may be
modified.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102816 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 19169f6..a38b204 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -3685,7 +3685,8 @@
bool
SelectionDAGBuilder::EmitFuncArgumentDbgValue(const DbgValueInst &DI,
const Value *V, MDNode *Variable,
- uint64_t Offset, SDValue &N) {
+ uint64_t Offset,
+ const SDValue &N) {
if (!isa<Argument>(V))
return false;
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
index baed7e6..3fcd4b9 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
@@ -500,7 +500,7 @@
/// the entry BB.
bool EmitFuncArgumentDbgValue(const DbgValueInst &DI,
const Value *V, MDNode *Variable,
- uint64_t Offset, SDValue &N);
+ uint64_t Offset, const SDValue &N);
};
} // end namespace llvm