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Merge topic 'doc-flag-init' into release-3.25

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e0075799ed Help: Clarify how language-specific flag environment values are used

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !7804
This commit is contained in:
Brad King
2022-10-18 19:32:17 +00:00
committed by Kitware Robot
parent 53841c6ea2 e0075799ed
commit 20587e5af9
11 changed files with 66 additions and 57 deletions
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10
Help/variable/CMAKE_LANG_FLAGS.rst
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@@ -5,7 +5,9 @@ Flags for all build types.
``<LANG>`` flags used regardless of the value of :variable:`CMAKE_BUILD_TYPE`.
This is initialized for each language from environment variables:
For each language, if this variable is not defined, it is initialized
and stored in the cache using values from environment variables in
combination with CMake's builtin defaults for the toolchain:
* ``CMAKE_C_FLAGS``:
Initialized by the :envvar:`CFLAGS` environment variable.
@@ -15,6 +17,12 @@ This is initialized for each language from environment variables:
Initialized by the :envvar:`CUDAFLAGS` environment variable.
* ``CMAKE_Fortran_FLAGS``:
Initialized by the :envvar:`FFLAGS` environment variable.
* ``CMAKE_CSharp_FLAGS``:
Initialized by the :envvar:`CSFLAGS` environment variable.
* ``CMAKE_HIP_FLAGS``:
Initialized by the :envvar:`HIPFLAGS` environment variable.
* ``CMAKE_ISPC_FLAGS``:
Initialized by the :envvar:`ISPCFLAGS` environment variable.
This value is a command-line string fragment. Therefore, multiple options
should be separated by spaces, and options with spaces should be quoted.