4 files changed, 12 insertions, 8 deletions
diff --git a/core/io/file_access_pack.h b/core/io/file_access_pack.h
index 44df2029bd..17e87c835a 100644
--- a/core/io/file_access_pack.h
+++ b/core/io/file_access_pack.h
@@ -93,7 +93,7 @@ private:
 
 		PathMD5() {}
 
-		PathMD5(const Vector<uint8_t> &p_buf) {
+		explicit PathMD5(const Vector<uint8_t> &p_buf) {
 			a = *((uint64_t *)&p_buf[0]);
 			b = *((uint64_t *)&p_buf[8]);
 		}
diff --git a/core/io/logger.h b/core/io/logger.h
index e3ac00f11c..8ac086e376 100644
--- a/core/io/logger.h
+++ b/core/io/logger.h
@@ -67,7 +67,7 @@ public:
  */
 class StdLogger : public Logger {
 public:
-	virtual void logv(const char *p_format, va_list p_list, bool p_err) _PRINTF_FORMAT_ATTRIBUTE_2_0;
+	virtual void logv(const char *p_format, va_list p_list, bool p_err) override _PRINTF_FORMAT_ATTRIBUTE_2_0;
 	virtual ~StdLogger() {}
 };
 
@@ -87,19 +87,19 @@ class RotatedFileLogger : public Logger {
 	void rotate_file();
 
 public:
-	RotatedFileLogger(const String &p_base_path, int p_max_files = 10);
+	explicit RotatedFileLogger(const String &p_base_path, int p_max_files = 10);
 
-	virtual void logv(const char *p_format, va_list p_list, bool p_err) _PRINTF_FORMAT_ATTRIBUTE_2_0;
+	virtual void logv(const char *p_format, va_list p_list, bool p_err) override _PRINTF_FORMAT_ATTRIBUTE_2_0;
 };
 
 class CompositeLogger : public Logger {
 	Vector<Logger *> loggers;
 
 public:
-	CompositeLogger(Vector<Logger *> p_loggers);
+	explicit CompositeLogger(Vector<Logger *> p_loggers);
 
-	virtual void logv(const char *p_format, va_list p_list, bool p_err) _PRINTF_FORMAT_ATTRIBUTE_2_0;
-	virtual void log_error(const char *p_function, const char *p_file, int p_line, const char *p_code, const char *p_rationale, bool p_editor_notify, ErrorType p_type = ERR_ERROR);
+	virtual void logv(const char *p_format, va_list p_list, bool p_err) override _PRINTF_FORMAT_ATTRIBUTE_2_0;
+	virtual void log_error(const char *p_function, const char *p_file, int p_line, const char *p_code, const char *p_rationale, bool p_editor_notify, ErrorType p_type = ERR_ERROR) override;
 
 	void add_logger(Logger *p_logger);
 
diff --git a/core/io/resource.cpp b/core/io/resource.cpp
index bf91438810..96efffd49b 100644
--- a/core/io/resource.cpp
+++ b/core/io/resource.cpp
@@ -257,7 +257,7 @@ Ref<Resource> Resource::duplicate(bool p_subresources) const {
 	List<PropertyInfo> plist;
 	get_property_list(&plist);
 
-	Ref<Resource> r = (Resource *)ClassDB::instantiate(get_class());
+	Ref<Resource> r = static_cast<Resource *>(ClassDB::instantiate(get_class()));
 	ERR_FAIL_COND_V(r.is_null(), Ref<Resource>());
 
 	for (const PropertyInfo &E : plist) {
diff --git a/core/io/resource_format_binary.cpp b/core/io/resource_format_binary.cpp
index 8d4dbc3f73..b6988109c5 100644
--- a/core/io/resource_format_binary.cpp
+++ b/core/io/resource_format_binary.cpp
@@ -1153,6 +1153,8 @@ Error ResourceFormatLoaderBinary::rename_dependencies(const String &p_path, cons
 	uint32_t ver_format = f->get_32();
 
 	if (ver_format < FORMAT_VERSION_CAN_RENAME_DEPS) {
+		fw.unref();
+
 		{
 			Ref<DirAccess> da = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
 			da->remove(p_path + ".depren");
@@ -1295,6 +1297,8 @@ Error ResourceFormatLoaderBinary::rename_dependencies(const String &p_path, cons
 		return ERR_CANT_CREATE;
 	}
 
+	fw.unref();
+
 	Ref<DirAccess> da = DirAccess::create(DirAccess::ACCESS_RESOURCES);
 	da->remove(p_path);
 	da->rename(p_path + ".depren", p_path);