用gdb解決core dumped

在FreeBSD上執行程式./a.out出錯了 Segmentation fault (core dumped)

產生了副檔名為core的檔案: a.out.core

別急著在程式碼中插入print再compile

先試試這個:

gdb a.out a.out.core

詳細用法:

進階gdb
multi-thread與multi-process除錯
http://www.study-area.org/cyril/opentools/opentools/x1265.html

基本gdb
http://www.study-area.org/cyril/opentools/opentools/x1253.html