我有一个 C 程序，它编写了一个非常复杂的脚本来运行它。我需要使用gdb. 我试图运行脚本并将 gdb 附加到它的进程，但是我无法设置我需要的断点：
$ gdb median.o 27944
GNU gdb (Ubuntu 7.7.1-0ubuntu5~14.04.2) 7.7.1
Copyright (C) 2014 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
Type "show configuration" for configuration details.
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