RTT STUDIO设置断点，部分无效？

发布于 2021-08-23 18:06:19 浏览：2010 订阅该版

RTT STUDIO设置断点，是不是只有main()函数里面及用户程序才能生效？
在rtthread_startup()中设置的断点都没能进去。

![微信图片_20210823180332.png](https://oss-club.rt-thread.org/uploads/20210823/63a087d11dfaf8b45642c89b7cc2abb6.png)

调试终端输出如下：
```
GNU gdb (GNU Tools for ARM Embedded Processors) 7.10.1.20160923-cvs
Copyright (C) 2015 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "--host=i686-w64-mingw32 --target=arm-none-eabi".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
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Warning: the current language does not match this frame.
No line 192 in file "C:\\RT-ThreadStudio\\workspace\\LIPLANG\\rt-thread\\src\\components.c".
Function "rtthread_startup" not defined in "C:\\RT-ThreadStudio\\workspace\\LIPLANG\\rt-thread\\src\\components.c".

Temporary breakpoint 8, main () at C:/RT-ThreadStudio/workspace/LIPLANG/applications/main.c:22
22	    rt_hw_pin_init();
```