fix bug in assignment operator: check for equality before deletion and assignment

e8e3cc70 · snuverink_j · 950ed843 · e8e3cc70
Commit e8e3cc70 authored 4 years ago by snuverink_j
--- a/src/Classic/MemoryManagement/Pointer.h
+++ b/src/Classic/MemoryManagement/Pointer.h
@@ -135,9 +135,11 @@ inline Pointer<Object> &Pointer<Object>::operator=(const Pointer &rhs) {

 template < class Object >
 inline Pointer<Object> &Pointer<Object>::operator=(Object *obj) {
-    if(object  &&  object->removeReference() <= 0) delete object;
-    object = obj;
-    if(object) object->addReference();
+    if(object != obj) {
+        if(object  &&  object->removeReference() <= 0) delete object;
+        object = obj;
+        if(object) object->addReference();
+    }
    return *this;
 }