Mark clear and reset methods as reinitializing the object.

This means, that moved-from object can be safely used after the call of such method.
This attribute is used by clang-tidy which checks that moved-from objects are not used 
unless a reinitialization method is called first.

1 files changed, 6 insertions, 0 deletions

diff --git a/util/system/compiler.h b/util/system/compiler.h
index ba8ea4e3b70..d2054465977 100644
--- a/util/system/compiler.h
+++ b/util/system/compiler.h
@@ -636,6 +636,12 @@ _YandexAbort();
         } while (0)
 #endif
 
+#if defined(__clang__)
+    #define Y_REINITIALIZES_OBJECT [[clang::reinitializes]]
+#else
+    #define Y_REINITIALIZES_OBJECT
+#endif
+
 #ifdef __cplusplus
 
 void UseCharPointerImpl(volatile const char*);