Function check_gpu_available

lite/test/test_common.h:171–177

#endif

static inline bool check_gpu_available(size_t num) {
    if (mgb::CompNode::get_device_count(mgb::CompNode::DeviceType::CUDA) < num) {
        mgb_log_warn("skip test case that requires %zu GPU(s)", num);
        return false;
    }
    return true;
}
#define REQUIRE_CUDA()                 \
    {                                  \
        if (!check_gpu_available(1)) { \