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-rw-r--r--Help/command/enable_language.rst8
1 files changed, 6 insertions, 2 deletions
diff --git a/Help/command/enable_language.rst b/Help/command/enable_language.rst
index 4445561..61dfc03 100644
--- a/Help/command/enable_language.rst
+++ b/Help/command/enable_language.rst
@@ -10,7 +10,10 @@ Enable a language (CXX/C/Fortran/etc)
This command enables support for the named language in CMake. This is
the same as the project command but does not create any of the extra
variables that are created by the project command. Example languages
-are CXX, C, Fortran.
+are ``CXX``, ``C``, ``CUDA``, ``Fortran``, and ``ASM``.
+
+If enabling ``ASM``, enable it last so that CMake can check whether
+compilers for other languages like ``C`` work for assembly too.
This command must be called in file scope, not in a function call.
Furthermore, it must be called in the highest directory common to all
@@ -19,4 +22,5 @@ indirectly through link dependencies. It is simplest to enable all
needed languages in the top-level directory of a project.
The ``OPTIONAL`` keyword is a placeholder for future implementation and
-does not currently work.
+does not currently work. Instead you can use the :module:`CheckLanguage`
+module to verify support before enabling.