diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3130fd697bf85fa6cb4ce7bea9571635a2bc1d5d..02966b3f113f451cc38deef637d61dcf2f0bf70a 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -46,6 +46,5 @@ extra_tests:
 platform_compitable_tests:
   stage: platform_compitable_tests
   script:
+    - mkdir -p mace/codegen/version && bash mace/tools/git/gen_version_source.sh mace/codegen/version/version.cc
     - bazel build mace/core:core
-
- 
diff --git a/mace/ops/fully_connected.h b/mace/ops/fully_connected.h
index 255acee44a27ae9500d762dba84583ee2db30f53..da0ba425c8bc3c4ff378bdb89b349e47ca91eb78 100644
--- a/mace/ops/fully_connected.h
+++ b/mace/ops/fully_connected.h
@@ -30,6 +30,7 @@ class FullyConnectedOp : public Operator<D, T> {
     : Operator<D, T>(operator_def, ws),
       functor_(OperatorBase::GetSingleArgument<int>(
                    "weight_type",
+                   // TODO(liuqi): 8 is stand for kernels::WEIGHT_WIDTH
                    8 /*static_cast<int>(kernels::WEIGHT_WIDTH)*/),
                kernels::StringToActivationType(
                  OperatorBase::GetSingleArgument<std::string>("activation",