does not support XNACK, consider using @code{ROCR_VISIBLE_DEVICES} to
enable only the APU. If not supported, all AMD GPU devices are removed
from the list of available devices (``host fallback'').
-@item OpenMP @emph{pinned} memory (@code{omp_atk_pinned},
- @code{ompx_pinned_mem_alloc}, for example)
- is allocated via @code{mmap}, @code{mlock}.
@item The available stack size can be changed using the @code{GCN_STACK_SIZE}
environment variable; the default is 32 kiB per thread.
@item Low-latency memory (@code{omp_low_lat_mem_space}) is supported when the
@uref{https://docs.nvidia.com/cuda/cuda-c-programming-guide/index.html#um-requirements}}
otherwise, all nvptx device are removed from the list of available
devices (``host fallback'').
-@item OpenMP @emph{pinned} memory (@code{omp_atk_pinned},
- @code{ompx_pinned_mem_alloc}, for example)
- is allocated via @code{cuMemHostAlloc} (CUDA Driver API).
- This potentially helps optimization of host <-> device data
- transfers.
@item The default per-warp stack size is 128 kiB; see also @code{-msoft-stack}
in the GCC manual.
@item Low-latency memory (@code{omp_low_lat_mem_space}) is supported when the