fixup! Add test case to parse in empty constant int64 proto buffer

test/onnx/gen_onnx.py

@@ -630,7 +630,7 @@ def constant_scalar_test():
 @onnx_test
 def constant_scalar_test2():
     x = np.array([]).astype(np.int64)
-    y = helper.make_tensor_value_info('0', TensorProto.INT64, [1])
+    y = helper.make_tensor_value_info('0', TensorProto.INT64, [0])
 
     node = onnx.helper.make_node(
         'Constant',

test/onnx/onnx_test.cpp

@@ -640,7 +640,7 @@ TEST_CASE(constant_scalar_test2)
 {
     migraphx::program p;
     auto* mm = p.get_main_module();
-    mm->add_literal(migraphx::literal{migraphx::shape{migraphx::shape::int64_type, {1}}, {0}});
+    mm->add_literal(migraphx::literal{migraphx::shape{migraphx::shape::int64_type, {}}, {0}});
     auto prog = optimize_onnx("constant_scalar_test2.onnx");
 
     EXPECT(p == prog);