fix warnings

Author: facontidavide

3rdparty/minitrace/minitrace.cpp

@@ -8,6 +8,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
+#include <atomic>
 
 #ifdef _WIN32
 #pragma warning (disable:4996)
@@ -59,7 +60,7 @@ typedef struct raw_event {
 
 static raw_event_t *event_buffer;
 static raw_event_t *flush_buffer;
-static volatile int event_count;
+static std::atomic_int event_count;
 static int is_tracing = FALSE;
 static int is_flushing = FALSE;
 static int events_in_progress = 0;

tests/gtest_factory.cpp

@@ -354,7 +354,7 @@ TEST(
   BehaviorTreeFactory factory;
 
   factory.registerBehaviorTreeFromText(xmlA);
-  EXPECT_ANY_THROW(factory.createTree("Wrong Name"));
+  EXPECT_ANY_THROW(auto tree = factory.createTree("Wrong Name"));
 }
 
 TEST(BehaviorTreeReload, ReloadSameTree)