test,common: silence -Wunused-variable warnings

if compiled with -NDEBUG, assert() is optimised out.

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/src/common/Cond.h b/src/common/Cond.h
index 949f2933432cc7cb204f08559117a2370e56cbe9..00c6cdcce2662ec4a4af3e578272b0d5fc333ab6 100644 (file)
--- a/src/common/Cond.h
+++ b/src/common/Cond.h
@@ -30,7 +30,7 @@ class Cond {
 
  public:
   Cond() : waiter_mutex(NULL) {
-    int r = pthread_cond_init(&_c,NULL);
+    [[maybe_unused]] int r = pthread_cond_init(&_c,NULL);
     assert(r == 0);
   }
   virtual ~Cond() { 

diff --git a/src/common/config_obs_mgr.h b/src/common/config_obs_mgr.h
index 2da4cb0f059be26f2b126e22a0e108eb5514f922..170b4d63bd8a0a481b99ff04ab2d94613221eb6c 100644 (file)
--- a/src/common/config_obs_mgr.h
+++ b/src/common/config_obs_mgr.h
@@ -67,7 +67,7 @@ void ObserverMgr<ConfigObs>::add_observer(ConfigObs* observer)
 template<class ConfigObs>
 void ObserverMgr<ConfigObs>::remove_observer(ConfigObs* observer)
 {
-  bool found_obs = false;
+  [[maybe_unused]] bool found_obs = false;
   for (auto o = observers.begin(); o != observers.end(); ) {
     if (o->second == observer) {
       observers.erase(o++);

diff --git a/src/include/on_exit.h b/src/include/on_exit.h
index 6510feffb9c2bfcc9559bf65cc80ab30545fe2f5..47d222c7cc132f91e7b2042c61d2f695f9de5635 100644 (file)
--- a/src/include/on_exit.h
+++ b/src/include/on_exit.h
@@ -15,7 +15,7 @@ class OnExitManager {
     typedef void (*callback_t)(void *arg);
 
     OnExitManager() {
-      int ret = pthread_mutex_init(&lock_, NULL);
+      [[maybe_unused]] int ret = pthread_mutex_init(&lock_, NULL);
       assert(ret == 0);
     }
 

diff --git a/src/test/bufferlist.cc b/src/test/bufferlist.cc
index 4e8a21f00fbfc6e2753625c270ec1ebf8167defc..fdcbdd3c245b3fdfa4d4325bff369e8761f4bb14 100644 (file)
--- a/src/test/bufferlist.cc
+++ b/src/test/bufferlist.cc
@@ -2577,8 +2577,8 @@ TEST(BufferList, crc32c_append_perf) {
   // track usage of cached crcs
   buffer::track_cached_crc(true);
 
-  int base_cached = buffer::get_cached_crc();
-  int base_cached_adjusted = buffer::get_cached_crc_adjusted();
+  [[maybe_unused]] int base_cached = buffer::get_cached_crc();
+  [[maybe_unused]] int base_cached_adjusted = buffer::get_cached_crc_adjusted();
 
   bufferlist bla;
   bla.push_back(a);