Able to set a watchpoint on a variable in order to break a program when a variable changes. Use display to automatically print how variables change throughout ...

23 июн. 2010 г. · You can use watchpoints to make gdb monitor the value of a variable, and break execution of the program when the value changes. Once execution ... How can I constantly watch variables in GDB? - Stack Overflow Watching local variables in gdb without stopping execution Другие результаты с сайта stackoverflow.com

You can use a watchpoint to stop execution whenever the value of an expression changes, without having to predict a particular place where this may happen.

The watch command lets you set watchpoints, and the debugger will notify you every time a watched variable changes and break at that point.

22 февр. 2021 г. · You can give gdb's watch command the -l option, and the watchpoint won't be deleted (nor execution stopped) when the variable goes out of scope.

Ordinarily a watchpoint respects the scope of variables in expr (see below). The -location argument tells gdb to instead watch the memory referred to by expr .

16 янв. 2012 г. · Watchpoints on non-global variables: To get notified about the 'writes' on a variable, we need to use the GDB's command 'watch'.

The most common kind of expression to use is the name of a variable in your program. Variables in expressions are understood in the selected stack frame.

You can use a watchpoint to stop execution whenever the value of an expression changes, without having to predict a particular place where this may happen.

Open-source document that explains how to use GDB to debug programs.