From b020cf26b8f35aa82a091e02945325af4b2534b0 Mon Sep 17 00:00:00 2001
From: Tsuk1ha
Date: Wed, 20 Aug 2025 23:04:42 +0800
Subject: cpp: Add `this` comparison to `operator=` copy assign

---
 src/Integer.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/Integer.cpp')

diff --git a/src/Integer.cpp b/src/Integer.cpp
index 653455d..26e7ccf 100644
--- a/src/Integer.cpp
+++ b/src/Integer.cpp
@@ -41,6 +41,8 @@ Integer::Integer(const PList::Integer& i) : Node(PLIST_INT)
 
 Integer& Integer::operator=(const PList::Integer& i)
 {
+    if (this == &i) return *this;
+
     plist_free(_node);
     _node = plist_copy(i.GetPlist());
     return *this;
-- 
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