From aa923364615b77e152d532b021fe1536fcf96a50 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Wed, 29 Dec 2021 21:57:33 +0800
Subject: ...

---
 include/cru/parse/ParsingAlgorithm.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'include/cru/parse/ParsingAlgorithm.hpp')

diff --git a/include/cru/parse/ParsingAlgorithm.hpp b/include/cru/parse/ParsingAlgorithm.hpp
index 1ea30a80..acca159e 100644
--- a/include/cru/parse/ParsingAlgorithm.hpp
+++ b/include/cru/parse/ParsingAlgorithm.hpp
@@ -14,7 +14,7 @@ class ParsingAlgorithm {
   CRU_DELETE_COPY(ParsingAlgorithm)
   CRU_DELETE_MOVE(ParsingAlgorithm)
 
-  ~ParsingAlgorithm() = default;
+  virtual ~ParsingAlgorithm() = default;
 
   virtual bool CanHandle(Grammar* grammar) const = 0;
   virtual ParsingAlgorithmContext* CreateContext(Grammar* grammar) const = 0;
-- 
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