是我几天前遇到的问题，还没有关于SO的通用答案。只有特殊情况。以下是我在此页面上找到的答案： http://www.gnu.org/软件/ libtool / manual / html_node / Debugging-executables.html

This is problem I ran into a couples of days ago and there is no generic answer on SO yet. Only special cases. Here is the answer I found on this page: http://www.gnu.org/software/libtool/manual/html_node/Debugging-executables.html

在程序安装之前，系统不知道在哪里查找共享对象。它们通常位于其源文件夹的 .libs 子目录中。

Until the program is installed, the system does not know where to look for the shared objects. They usually lies in .libs sub-directory of their source folder.

Libtool生成一个方便的脚本，以便在实际安装完成之前进行调试（谁想要在之前安装错误软件，调试它

Libtool generates a convenience script to allow debugging before the actual installation is done (who wants to install buggy software before, debug it after?)

幸运的是，生成的脚本为此提供了一个帮助器：

Fortunately, the generated script provides a helper for this:

libtool --mode=execute gdb test_mylib