fix split view bool index refcount

Author: Ehsan Totoni

hpat/hiframes/split_impl.py

@@ -278,6 +278,8 @@ def codegen(context, builder, sig, args):
         out_view.data_offsets = view_payload.data_offsets
         # TODO: incref?
         out_view.data = data_ptr
+        if context.enable_nrt:
+            context.nrt.incref(builder, data_t, data_ptr)
         # out_view.null_bitmap = view_payload.null_bitmap
         out_view.meminfo = meminfo
         ret = out_view._getvalue()

hpat/tests/test_hiframes.py

@@ -381,7 +381,8 @@ def test_impl(df):
 
         df = pd.DataFrame({'A': ['AB,CC', 'C,ABB,D', 'G', '', 'g,f']})
         hpat_func = hpat.jit(test_impl)
-        pd.testing.assert_frame_equal(hpat_func(df), test_impl(df))
+        pd.testing.assert_frame_equal(
+            hpat_func(df), test_impl(df).reset_index(drop=True))
 
     def test_str_split_box_df(self):
         def test_impl(df):