diff --git a/include/wamr_exec_env.h b/include/wamr_exec_env.h
index 8faf444..84dd3bd 100644
--- a/include/wamr_exec_env.h
+++ b/include/wamr_exec_env.h
@@ -18,7 +18,7 @@ struct WAMRExecEnv { // multiple
     //
     //    /* Previous thread's exec env of a WASM module instance. */
     //    struct WASMExecEnv *prev;
-    ssize_t cur_count{};
+    uint32 cur_count{};
 
     /* Note: field module_inst, argv_buf, native_stack_boundary,
        susƒend_flags, aux_stack_boundary, aux_stack_bottom, and
diff --git a/include/wamr_export.h b/include/wamr_export.h
index 0c1b51f..a4331e5 100644
--- a/include/wamr_export.h
+++ b/include/wamr_export.h
@@ -25,7 +25,7 @@ enum sync_op {
 };
 
 struct sync_op_t {
-    size_t tid;
+    uint32 tid;
     uint32 ref;
     enum sync_op sync_op;
 };
diff --git a/src/checkpoint.cpp b/src/checkpoint.cpp
index f5fef1d..c0c9724 100644
--- a/src/checkpoint.cpp
+++ b/src/checkpoint.cpp
@@ -5,18 +5,11 @@
 #include "aot_runtime.h"
 #include "logging.h"
 #include "wamr.h"
-#include "wamr_wasi_context.h"
-#include "wasm_runtime.h"
-#include <condition_variable>
 #include <cstdio>
 #include <cxxopts.hpp>
-#include <filesystem>
-#include <fstream>
-#include <mutex>
 #include <sstream>
 #include <string>
 #include <thread>
-#include <tuple>
 #if !defined(_WIN32)
 #include "thread_manager.h"
 #include <arpa/inet.h>
diff --git a/src/wamr_export.cpp b/src/wamr_export.cpp
index e5bed70..373f84c 100644
--- a/src/wamr_export.cpp
+++ b/src/wamr_export.cpp
@@ -281,7 +281,7 @@ int gettid() { return GetCurrentThreadId(); }
 
 void insert_sync_op(wasm_exec_env_t exec_env, uint32 *mutex, enum sync_op locking) {
     printf("insert sync on offset %d, as op: %d\n", *mutex, locking);
-    struct sync_op_t sync_op = {.tid = exec_env->cur_count, .ref = *mutex, .sync_op = locking};
+    struct sync_op_t sync_op = {.tid = ((uint32)exec_env->cur_count), .ref = *mutex, .sync_op = locking};
     wamr->sync_ops.push_back(sync_op);
 }
 
@@ -290,11 +290,11 @@ void lightweight_checkpoint(WASMExecEnv *exec_env) {
     if (((AOTFrame *)exec_env->cur_frame)) {
         fid = (((AOTFrame *)exec_env->cur_frame)->func_index);
     }
-//    LOGV(DEBUG) << "checkpoint " << gettid() << " func(" << fid << ")";
-//    if (fid == -1) {
-//        LOGV(DEBUG) << "skip checkpoint";
-//        return;
-//    }
+    //    LOGV(DEBUG) << "checkpoint " << gettid() << " func(" << fid << ")";
+    //    if (fid == -1) {
+    //        LOGV(DEBUG) << "skip checkpoint";
+    //        return;
+    //    }
 
     std::unique_lock as_ul(wamr->as_mtx);
     wamr->lwcp_list[gettid()]++;
@@ -306,11 +306,11 @@ void lightweight_uncheckpoint(WASMExecEnv *exec_env) {
     if (((AOTFrame *)exec_env->cur_frame)) {
         fid = (((AOTFrame *)exec_env->cur_frame)->func_index);
     }
-//    LOGV(DEBUG) << "uncheckpoint " << gettid() << " func(" << fid << ")";
-//    if (fid == -1) {
-//        LOGV(DEBUG) << "skip uncheckpoint";
-//        return;
-//    }
+    //    LOGV(DEBUG) << "uncheckpoint " << gettid() << " func(" << fid << ")";
+    //    if (fid == -1) {
+    //        LOGV(DEBUG) << "skip uncheckpoint";
+    //        return;
+    //    }
     std::unique_lock as_ul(wamr->as_mtx);
     if (wamr->lwcp_list[gettid()] == 0) {
         // someone has reset our counter
diff --git a/src/wamr_native.cpp b/src/wamr_native.cpp
index 4448998..2481abb 100644
--- a/src/wamr_native.cpp
+++ b/src/wamr_native.cpp
@@ -52,10 +52,10 @@ static void dgemm_wrapper(wasm_exec_env_t exec_env, int32_t m, int32_t n, int32_
 //    fprintf(stderr, "CUBLAS matrix mul took: %f [s]\n", miliseconds / 1000);
 #else
     auto begin = clock();
-    cblas_dgemm(CblasColMajor, CblasNoTrans, CblasNoTrans, m, n, k, alpha, a, lda, b, ldb, beta, c, ldc);
+    cblas_dgemm(CblasColMajor, CblasNoTrans, CblasNoTrans, m, n, k, alpha, a, m, b, k, beta, c, m);
     auto end = clock();
     auto time_spent = (double)(end - begin) / CLOCKS_PER_SEC;
-//    fprintf(stderr, "CPU matrix mul took: %f [s]\n", time_spent);
+    fprintf(stderr, "CPU matrix mul took: %f [s]\n", time_spent);
 #endif
 #endif
 }