Re: how GDB use ptrace to return from a function

Joel Brobecker <[email protected]> Fri, 17 Nov 2017 20:03:11 -0800

Newsgroups	gmane.comp.gdb.devel
Message-ID	<[email protected]>

> 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.

-- 
Joel

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