Recent versions of DPC++ dropped using the environment variable SYCL_PI_LEVEL_ZERO_USE_COPY_ENGINE_FOR_IN_ORDER_QUEUE=0 we were setting. We're now also setting SYCL_PI_LEVEL_ZERO_USE_COPY_ENGINE=0 by default to keep a consistent behavior.
Recent versions of DPC++ dropped using the environment variable SYCL_PI_LEVEL_ZERO_USE_COPY_ENGINE_FOR_IN_ORDER_QUEUE=0 we were setting. We're now also setting SYCL_PI_LEVEL_ZERO_USE_COPY_ENGINE=0 by default to keep a consistent behavior.