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-rw-r--r--Help/variable/CMAKE_LANG_COMPILER_LAUNCHER.rst3
1 files changed, 3 insertions, 0 deletions
diff --git a/Help/variable/CMAKE_LANG_COMPILER_LAUNCHER.rst b/Help/variable/CMAKE_LANG_COMPILER_LAUNCHER.rst
index e6c8bb5..e5dda60 100644
--- a/Help/variable/CMAKE_LANG_COMPILER_LAUNCHER.rst
+++ b/Help/variable/CMAKE_LANG_COMPILER_LAUNCHER.rst
@@ -5,3 +5,6 @@ Default value for :prop_tgt:`<LANG>_COMPILER_LAUNCHER` target property.
This variable is used to initialize the property on each target as it is
created. This is done only when ``<LANG>`` is ``C``, ``CXX``, ``Fortran``,
or ``CUDA``.
+
+This variable is initialized to the :envvar:`CMAKE_<LANG>_COMPILER_LAUNCHER`
+environment variable if it is set.