From 450eb4b74f39a21ab35bd64d21a0c09268f1e018 Mon Sep 17 00:00:00 2001
From: VaclavT <vaclavt@gmail.com>
Date: Mon, 20 Sep 2021 18:22:48 +0200
Subject: [PATCH] fix for error: pointer being freed was not allocated

---
 parser.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/parser.h b/parser.h
index e64096e..15b8d94 100644
--- a/parser.h
+++ b/parser.h
@@ -54,6 +54,7 @@ namespace usql {
 	NodeType node_type;
 
 	explicit Node(const NodeType type) : node_type(type) {}
+	virtual ~Node() = default;
     };