_sigaddset(&uc->uc_sigmask, SIGCANCEL);
- if (self->cancelasync || pc >= (uintptr_t)__cp_begin && pc < (uintptr_t)__cp_end) {
+ if (self->cancelasync) {
+ pthread_sigmask(SIG_SETMASK, &uc->uc_sigmask, 0);
+ __cancel();
+ }
+
+ if (pc >= (uintptr_t)__cp_begin && pc < (uintptr_t)__cp_end) {
uc->uc_mcontext.MC_PC = (uintptr_t)__cp_cancel;
#ifdef CANCEL_GOT
uc->uc_mcontext.MC_GOT = CANCEL_GOT;