One last question. On Jun 25 20:04, Takashi Yano wrote: > After the commit f305ca916ad2, some stress-ng tests fail in arm64 > windows. There seems to be two causes for this issue. One is that > calling SuspendThread(GetCurrentThread()) may suspend myself in > the kernel. Branching to sigdelayed in the kernel code does not > work as expected as the original _cygtls::interrup_now() intended. > The other cause is, single step exception sometimes does not trigger > exception::handle() for some reason. Therefore, register vectored > exception handler (VEH) and use it for single step exception instead. > [...] > + while (!in_singlestep_handler) > + RtlWaitOnAddress (&in_singlestep_handler, &bool_false, > + sizeof (bool), NULL);
Is there *any* situation thinkable which would make this loop run forever? I.e., a situation where the VEH doesn't start? And, would we even have a way to handle that? Corinna
