code cleanup

Cython/Compiler/ExprNodes.py

@@ -326,11 +326,8 @@ class ExprNode(Node):
         #  we ensure that all disposal has been done by the
         #  time we get the result.
         self.analyse_types(env)
-        bool = self.coerce_to_boolean(env)
-        if not bool.is_simple():
-            bool = bool.coerce_to_temp(env)
-        return bool
-    
+        return self.coerce_to_boolean(env).coerce_to_simple(env)
+
     # --------------- Type Inference -----------------
     
     def type_dependencies(self, env):