btw, why is the currently existing flag abort_on_error=1 not enough for gdb?
On Tue, Oct 29, 2013 at 1:26 PM, Reid Kleckner <[email protected]> wrote: > Based on in person discussion, this is not an option, because there are > users of ptrace that aren't debuggers. See lsan and heapchecker for > example. > > > On Sat, Oct 26, 2013 at 3:50 AM, Alexander Potapenko <[email protected]>wrote: > >> It should be easy to detect whether we're running under gdb (e.g. if >> we're being ptraced; perhaps something needs to be done in the presence of >> seccomp-bpf) >> On Oct 25, 2013 10:55 PM, "Kostya Serebryany" <[email protected]> wrote: >> >> I am not opposed to this change, but I'd like to test it a bit more >> carefully to make sure none of our users get angry on us for behavior >> change. >> I'd suggest to put this sigtrap under a flag (off by default) and then >> flip the default to true after a bit of testing. >> We already have abort_on_error, may add sigtrap_on_error or some such. >> >> (may not reply until Mon next time) >> >> >> On Fri, Oct 25, 2013 at 7:26 PM, Chandler Carruth >> <[email protected]>wrote: >> >>> Sigtrap, which seems less likely to cause deep surprise in the presence >>> of signal handlers. >>> On Oct 25, 2013 3:56 AM, "Kostya Serebryany" <[email protected]> wrote: >>> >>>> So this will change the default behavior from doing exit(1) to doing >>>> abort(), right? >>>> >>>> >>>> On Fri, Oct 25, 2013 at 3:16 AM, Nick Lewycky <[email protected]>wrote: >>>> >>>>> Running sanitized code under gdb can be annoying because the program >>>>> will print out its error then exit, instead of the usual behaviour when we >>>>> get an abort() of stopping the program there and allowing the user to >>>>> inspect its stack trace. >>>>> >>>>> Add a trap to the exit path in sanitizer_common. Please review! >>>>> >>>>> Nick >>>>> >>>>> _______________________________________________ >>>>> cfe-commits mailing list >>>>> [email protected] >>>>> http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits >>>>> >>>>> >>>> >>>> _______________________________________________ >>>> cfe-commits mailing list >>>> [email protected] >>>> http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits >>>> >>>> >> >> _______________________________________________ >> cfe-commits mailing list >> [email protected] >> http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits >> >> >> _______________________________________________ >> cfe-commits mailing list >> [email protected] >> http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits >> >> >
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