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-rw-r--r--miasm2/expression/expression.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/miasm2/expression/expression.py b/miasm2/expression/expression.py
index 324d5fea..7dbe566b 100644
--- a/miasm2/expression/expression.py
+++ b/miasm2/expression/expression.py
@@ -252,6 +252,9 @@ class Expr(object):
         "Deep copy of the expression"
         return self.visit(lambda x: x)
 
+    def __deepcopy__(self, _):
+        return self.copy()
+
     def replace_expr(self, dct=None):
         """Find and replace sub expression using dct
         @dct: dictionary of Expr -> *