修改 __error_mode 来确定非默认位置，其中，C 运行时为可能导致程序关闭的错误编写错误消息。Modifies __error_mode to determine a non-default location where the C run time writes an error message for an error that will possibly end the program.
The feedback system for this content will be changing soon. Old comments will not be carried over. If content within a comment thread is important to you, please save a copy. For more information on the upcoming change, we invite you to read our blog post.