Issue #28480: Avoid label at end of compound statement --without-threads

Misc/NEWS

@@ -60,6 +60,9 @@ Core and Builtins
 Library
 -------
 
+- Issue #28480: Fix error building _sqlite3 module when multithreading is
+  disabled.
+
 - Issue #24452: Make webbrowser support Chrome on Mac OS X.
 
 - Issue #26293: Fixed writing ZIP files that starts not from the start of the

Modules/_sqlite/connection.c

@@ -790,6 +790,7 @@ void _pysqlite_final_callback(sqlite3_context* context)
     }
 
 error:
+    ;  /* necessary for --without-threads flag */
 #ifdef WITH_THREAD
     PyGILState_Release(threadstate);
 #endif