Fix cypclass new not going into temp (and try to incref new statements before...

Fix cypclass new not going into temp (and try to incref new statements before happily leaking memory)

Cython/Compiler/ExprNodes.py

@@ -5790,7 +5790,7 @@ class SimpleCallNode(CallNode):
         else:
             self.args = [ arg.analyse_types(env) for arg in self.args ]
             self.analyse_c_function_call(env)
-            if func_type.exception_check == '+':
+            if func_type.exception_check == '+' or self.type.is_cyp_class:
                 self.is_temp = True
 
         return self