yupo5656 https://blog.hatena.ne.jp/yupo5656/ memologue https://yupo5656.hatenadiary.org/ 最初のいちばんオーソドックスな奴、一応解説としてbacktraceを貼っておきます。 % gdb ./a.out (gdb) b x if main>0 Breakpoint 1 at 0x80483ba: file iyara.c, line 1. (gdb) r Breakpoint 1, x () at iyara.c:1 1 main;__attribute((constructor,destructor))x(){main?puts("world!"):exit(main=puts("hello"));} (gdb) bt #0 x () at iyara.c:1 #1 0x0804… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyupo5656.hatenadiary.org%2Fentry%2F20060828%2Fp2" title=" (補足) - memologue" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2006-08-28 00:00:01 rich https://yupo5656.hatenadiary.org/entry/20060828/p2 1.0 100%