November 2016
Beginner to intermediate
816 pages
19h 58m
Japanese
Content preview from Cクイックリファレンス 第2版
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21.4
GDB
コマンドの使用
745
G
D
B
21.4.8.3
引数と局所変数を表示
info
コマンドには現在のスタックフレームの内容を表示するのに役立つ3つのサブコマ
ンドがある。
info frame
戻り番地と保存レジスタ値を含めて、現在のスタックフレームの情報を表示する。
info locals
スタックフレームに対応する関数の局所変数を、現在の値とともに一覧表示する。
info args
対応する関数呼び出しの引数値を一覧表示する。
次の例では、プログラムが
swap()
関数の先頭で停止した。この
swap()
は例 21-1で修正
された版だ。
25 void swap(int* p1, int* p2) // Exchange* p1 and* p2
26 {
27 int tmp = *p1;
28 *p1 = *p2;
29 *p2 = tmp;
30 }
Windows XPの Intel製システムでは、
info frame
コマンドが次の情報を表示する。
(gdb) info frame
Stack level 0, frame at 0x22f010:
eip = 0x4010e7 in swap (gdb_example.c:27); saved eip 0x4010c0
called by frame at 0x22f030
source language c.
Arglist at 0x22f008, args: p1=0x22f024, p2=0x22f020
Locals at 0x22f008, Previous ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.