How to debug Segmentation fault by gdb

This article mainly introduces gdb how to debug Segmentation fault, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor take you to understand it.

When debugging code with GCC, we may encounter the problem of Segmentation fault, so we need to debug with gdb.

1. Operation error

2. Use gdb to debug

Gcc-g-rdynamic trim.c (file to be compiled)

3. Gdb debugging

Gdb a.out

Just type r all the time to see the line number of the error.

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