bpf: fix an uninitialized variable issue

Signed-off-by: Yonghong Song <yhs@fb.com>
llvm-svn: 316519

diff --git a/llvm/lib/Target/BPF/BPFISelDAGToDAG.cpp b/llvm/lib/Target/BPF/BPFISelDAGToDAG.cpp
index af9045e..1c12c23 100644 (file)
--- a/llvm/lib/Target/BPF/BPFISelDAGToDAG.cpp
+++ b/llvm/lib/Target/BPF/BPFISelDAGToDAG.cpp
@@ -40,7 +40,9 @@ namespace {
 
 class BPFDAGToDAGISel : public SelectionDAGISel {
 public:
-  explicit BPFDAGToDAGISel(BPFTargetMachine &TM) : SelectionDAGISel(TM) {}
+  explicit BPFDAGToDAGISel(BPFTargetMachine &TM) : SelectionDAGISel(TM) {
+    curr_func_ = nullptr;
+  }
 
   StringRef getPassName() const override {
     return "BPF DAG->DAG Pattern Instruction Selection";