Method GetStack

library/cpp/coroutine/engine/stack/stack_storage.h:42–59

    template<typename TGuard>
    NDetails::TStack TStorage::GetStack(const TGuard& guard, const char* name) {
        Y_ABORT_UNLESS(!IsEmpty()); // check before call

        void* newStack = nullptr;
        if (!Full_.empty()) {
            newStack = Full_.back();
            Full_.pop_back();
        } else {
            Y_ASSERT(!Released_.empty());
            newStack = Released_.back();
            Released_.pop_back();
        }

        Y_ABORT_UNLESS(guard.CheckOverflow(newStack), "corrupted stack in pool");
        Y_ABORT_UNLESS(guard.CheckOverride(newStack, StackSize_), "corrupted stack in pool");

        return NDetails::TStack{newStack, newStack, StackSize_, name};
    }
}