fix: not setting module reference to NULL in module init function fails to...

fix: not setting module reference to NULL in module init function fails to report exception on return

Cython/Compiler/ModuleNode.py

@@ -2151,7 +2151,7 @@ class ModuleNode(Nodes.Node, Nodes.BlockNode):
         # user code in atexit or other global registries.
         ##code.put_decref_clear(env.module_dict_cname, py_object_type, nanny=False)
         code.putln('}')
-        ##code.put_decref_clear(env.module_cname, py_object_type, nanny=False)
+        code.put_decref_clear(env.module_cname, py_object_type, nanny=False)
         code.putln('} else if (!PyErr_Occurred()) {')
         code.putln('PyErr_SetString(PyExc_ImportError, "init %s");' % env.qualified_name)
         code.putln('}')