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Linux上段错误(SegFault)的9种实用调试方法-CSDN博客

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By GNU GPL'd, Little Endian, Malloc'D Or Free'D
| CSDN
引言：什么是段错误 每个在Linux环境下工作的程序员，都遇到过段错误(segmentation fault)。 所谓段错误，本质上是程序访问了非法内存地址而引起的一种错误类型。 导致程序访问非法地址的原因有很多，如野指针、内存被踩、栈溢出、访问没有权限的内存等。 之前更新调试专题文章时，有朋友问到段错误的调试方法，我承诺会更新文章专门介绍，本文就是来填这个坑的。 本文将介绍9种非常实用的段错误调试方法。 1. 日志 日志是一种非常实用的调试手段，我们可以从系统日志中获得很多非常有用的信息，从而反推问题出现的前后系统中究竟发生了什么异常状况。 printf可能是最简单的日志记录方法，大家都懂的，不再赘述。 2.
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