this->uc_.uc_stack.ss_sp = sg_makecontext_stack_addr(get_stack());
this->uc_.uc_stack.ss_size = sg_makecontext_stack_size(smx_context_stack_size);
// Makecontext expects integer arguments; we want to pass a pointer.
this->uc_.uc_stack.ss_sp = sg_makecontext_stack_addr(get_stack());
this->uc_.uc_stack.ss_size = sg_makecontext_stack_size(smx_context_stack_size);
// Makecontext expects integer arguments; we want to pass a pointer.