IOS调试

转自：https://developer.apple.com/library/content/technotes/tn2239/_index.html#//apple_ref/doc/uid/DTS40010638-CH1-SUBSECTION21

Technical Note TN2239

iOS Debugging Magic

iOS contains a number of 'secret' debugging facilities, including environment variables, preferences, routines callable from GDB, and so on. This technote describes these facilities. If you're developing for iOS, you should look through this list to see if
you're missing out on something that will make your life easier.

Introduction
Basics

Enabling Debugging Facilities
Seeing Debug Output

Some Assembly Required

ARM
Intel 32-Bit
Architecture Gotchas
Controlled Crash

Instruments
CrashReporter
BSD

Memory Allocator
Standard C++ Library
Dynamic Linker (dyld)

Core Services

Core Foundation

Application Services

Core Animation

Cocoa and Cocoa Touch

Objective-C
Foundation
UIKit

Networking
Power
Push Notifications
iPhone Simulator
Document Revision History