Explicitly initialize the isolated config.

ericsnowcurrently · ericsnowcurrently · commit 81eda9bb7baa · 2022-09-12T17:05:47.000-06:00
diff --git a/Modules/_xxsubinterpretersmodule.c b/Modules/_xxsubinterpretersmodule.c
@@ -2001,7 +2001,8 @@ interp_create(PyObject *self, PyObject *args, PyObject *kwds)
         return NULL;
     }
 
-    const _PyInterpreterConfig config;  // isolated by default
+    // The struct is isolated by default.
+    const _PyInterpreterConfig config = (const _PyInterpreterConfig){};
 
     // Create and initialize the new interpreter.
     PyThreadState *save_tstate = _PyThreadState_GET();

Original file line number	Diff line number	Diff line change
`@@ -2001,7 +2001,8 @@ interp_create(PyObject self, PyObject args, PyObject *kwds)`
`2001`	`2001`	`return NULL;`
`2002`	`2002`	`}`
`2003`	`2003`
`2004`		`- const _PyInterpreterConfig config; // isolated by default`
	`2004`	`+ // The struct is isolated by default.`
	`2005`	`+ const _PyInterpreterConfig config = (const _PyInterpreterConfig){};`
`2005`	`2006`
`2006`	`2007`	`// Create and initialize the new interpreter.`
`2007`	`2008`	`PyThreadState *save_tstate = _PyThreadState_GET();`