TTITANIC: Guard against TTstring items being self-assigned

scummvm · Sep 19, 2017 · 4cfbe02 · 4cfbe02
1 parent 0c6b15d
commit 4cfbe02
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/engines/titanic/true_talk/tt_string.cpp b/engines/titanic/true_talk/tt_string.cpp
@@ -55,6 +55,10 @@ TTstring::~TTstring() {
 }
 
 void TTstring::operator=(const TTstring &str) {
+	if (&str == this)
+		// Trying to assign string to itself
+		return;
+
 	// Delete old string reference, if any
 	if (_data && --_data->_referenceCount == 0)
 		delete _data;