how GDB use ptrace to return from a function

[Yubin Ruan]

2017-11-18 12:03 GMT+08:00 Joel Brobecker <brobecker@adacore.com>:
>> what break point events are common for X86?
>
> IIRC, the breakpoint instruction on x86 is the int3 instruction.
> It should generate a SIGTRAP upon execution, just like any user-
> inserted breakpoints.

Thanks Joel ;-)

Yubin