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Help: Reference CMAKE_CUDA_COMPILER_ID not CMAKE_CUDA_COMPILER

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We should refer to the compiler ID in the documentation to avoid users checking
compiler executable names, since that seems fragile.
This commit is contained in:
Raul Tambre
2020-08-29 13:26:25 +03:00
parent 670672f10e
commit a57beabb78
1 changed files with 6 additions and 6 deletions
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12
Help/variable/CMAKE_CUDA_HOST_COMPILER.rst
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@@ -3,9 +3,9 @@ CMAKE_CUDA_HOST_COMPILER
.. versionadded:: 3.10
When :variable:`CMAKE_CUDA_COMPILER <CMAKE_<LANG>_COMPILER>` is set to
NVIDIA ``nvcc``, ``CMAKE_CUDA_HOST_COMPILER`` selects the compiler
executable to use when compiling host code for ``CUDA`` language files.
When :variable:`CMAKE_CUDA_COMPILER_ID <CMAKE_<LANG>_COMPILER_ID>` is
``NVIDIA``, ``CMAKE_CUDA_HOST_COMPILER`` selects the compiler executable to use
when compiling host code for ``CUDA`` language files.
This maps to the ``nvcc -ccbin`` option.
The ``CMAKE_CUDA_HOST_COMPILER`` variable may be set explicitly before CUDA is
@@ -20,6 +20,6 @@ is read-only and changes to it are undefined behavior.
.. note::
Since ``CMAKE_CUDA_HOST_COMPILER`` is meaningful only when the
``CMAKE_CUDA_COMPILER`` is ``nvcc``, it does not make sense to
set ``CMAKE_CUDA_HOST_COMPILER`` explicitly without also setting
``CMAKE_CUDA_COMPILER`` explicitly to be sure it is ``nvcc``.
:variable:`CMAKE_CUDA_COMPILER_ID <CMAKE_<LANG>_COMPILER_ID>` is ``NVIDIA``,
it does not make sense to set ``CMAKE_CUDA_HOST_COMPILER`` without also
setting ``CMAKE_CUDA_COMPILER`` to NVCC.