AssignNodeIds should return unsigned.

llvm-svn: 29343

1 files changed, 2 insertions, 2 deletions

diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 77904bf8287..1a5a09b1dc9 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -2700,8 +2700,8 @@ void SelectionDAG::ReplaceAllUsesOfValueWith(SDOperand From, SDOperand To,
 
 /// AssignNodeIds - Assign a unique node id for each node in the DAG. It returns
 /// the maximum id.
-int SelectionDAG::AssignNodeIds() {
-  int Id = 0;
+unsigned SelectionDAG::AssignNodeIds() {
+  unsigned Id = 0;
   for (allnodes_iterator I = allnodes_begin(), E = allnodes_end(); I != E; ++I){
     SDNode *N = I;
     N->setNodeId(Id++);