AssignNodeIds should return unsigned.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29343 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 77904bf828..1a5a09b1dc 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/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++);