diff --git a/base/scope_exit_test.cpp b/base/scope_exit_test.cpp
index 08ae702a270717f83dcead8a57f99708c0d21b1e..0342dbc99312b2f932a84894d13d23e8b1b049ad 100644
--- a/base/scope_exit_test.cpp
+++ b/base/scope_exit_test.cpp
@@ -14,6 +14,16 @@ TEST(ScopeExitAction, no_name)
     EXPECT_TRUE(tag);
 }
 
+TEST(ScopeExitAction, no_name_1)
+{
+    int count = 3;
+    {
+        SetScopeExitAction([&] { ++count; });
+        SetScopeExitAction([&] { count *= 2; });
+    }
+    EXPECT_EQ(count, 7);
+}
+
 TEST(ScopeExitAction, named)
 {
     bool tag = false;
diff --git a/util/time_counter.cpp b/util/time_counter.cpp
index f6ef3b16aa5e178313add658056329a33d7edbd2..b850df91354e2ba2f5bb13b1c97b24f5434cd17f 100644
--- a/util/time_counter.cpp
+++ b/util/time_counter.cpp
@@ -1,9 +1,10 @@
 #include "time_counter.h"
-#include <tbox/base/log.h>
+#include <iostream>
 
 namespace tbox {
 namespace util {
 
+using namespace std;
 using namespace std::chrono;
 
 TimeCounter::TimeCounter(const char *file_name, const char *func_name, int line) :
@@ -27,7 +28,7 @@ void TimeCounter::stop()
         return;
 
     auto cost = now - start_time_point_;
-    LogPrintfFunc("TC", func_name_, file_name_, line_, LOG_LEVEL_TRACE, true, "timecost: %llu ns", cost.count());
+    cout << "TimeCounter at " << file_name_ << ",L" << line_ << " in " << func_name_ << "(): " << cost.count() << " ns" << endl;
     stoped_ = true;
 }
 
diff --git a/util/time_counter.h b/util/time_counter.h
index 0dd717fe88efcb601f0fd9ec9172f8dc8e565235..87e27133818d1fb66807adfe0149d97e7ea76d19 100644
--- a/util/time_counter.h
+++ b/util/time_counter.h
@@ -26,7 +26,8 @@ class TimeCounter {
 }
 
 //! 无名计时器，用行号命名
-#define _TimeCounter_0(file,func,line) tbox::util::TimeCounter _timer_counter_at_##line(file,func,line)
+#define _TimeCounter_1(file,func,line) tbox::util::TimeCounter _timer_counter_at_##line(file,func,line)
+#define _TimeCounter_0(file,func,line) _TimeCounter_1(file,func,line)
 #define SetTimeCounter() _TimeCounter_0(__FILE__, __func__, __LINE__)
 
 //! 有名计时器
diff --git a/util/time_counter_test.cpp b/util/time_counter_test.cpp
index 5418912d8bbdd8262186ea7cee2cdfbde10eb6fd..3ea9a957c88f7efb8e15db125ce03a56e0db2300 100644
--- a/util/time_counter_test.cpp
+++ b/util/time_counter_test.cpp
@@ -10,6 +10,7 @@ TEST(TimeCounter, basic)
 
     SetTimeCounter();
     std::this_thread::sleep_for(std::chrono::seconds(1));
+    SetTimeCounter();
 }
 
 TEST(TimeCounter, stop)