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-rw-r--r--Help/manual/cmake-developer.7.rst4
-rw-r--r--Help/prop_tgt/CXX_STANDARD.rst3
-rw-r--r--Help/prop_tgt/CXX_STANDARD_REQUIRED.rst3
-rw-r--r--Help/prop_tgt/C_STANDARD.rst3
-rw-r--r--Help/prop_tgt/C_STANDARD_REQUIRED.rst3
5 files changed, 11 insertions, 5 deletions
diff --git a/Help/manual/cmake-developer.7.rst b/Help/manual/cmake-developer.7.rst
index 65b3a72..e18250c 100644
--- a/Help/manual/cmake-developer.7.rst
+++ b/Help/manual/cmake-developer.7.rst
@@ -80,7 +80,9 @@ When adding the first supported feature to a particular CompilerId, it is
necessary to list support for all features known to cmake (See
:variable:`CMAKE_C_COMPILE_FEATURES` and
:variable:`CMAKE_CXX_COMPILE_FEATURES` as appropriate), where available for
-the compiler.
+the compiler. Furthermore, set ``CMAKE_<LANG>_STANDARD_DEFAULT`` to the
+default language standard level the compiler uses, or to the empty string
+if the compiler has no notion of standard levels (such as ``MSVC``).
It is sensible to record the features for the most recent version of a
particular CompilerId first, and then work backwards. It is sensible to
diff --git a/Help/prop_tgt/CXX_STANDARD.rst b/Help/prop_tgt/CXX_STANDARD.rst
index 6329e34..65b30ec 100644
--- a/Help/prop_tgt/CXX_STANDARD.rst
+++ b/Help/prop_tgt/CXX_STANDARD.rst
@@ -5,7 +5,8 @@ The C++ standard whose features are requested to build this target.
This property specifies the C++ standard whose features are requested
to build this target. For some compilers, this results in adding a
-flag such as ``-std=gnu++11`` to the compile line.
+flag such as ``-std=gnu++11`` to the compile line. For compilers that
+have no notion of a standard level, such as MSVC, this has no effect.
Supported values are ``98``, ``11`` and ``14``.
diff --git a/Help/prop_tgt/CXX_STANDARD_REQUIRED.rst b/Help/prop_tgt/CXX_STANDARD_REQUIRED.rst
index ac103a4..4e24e5e 100644
--- a/Help/prop_tgt/CXX_STANDARD_REQUIRED.rst
+++ b/Help/prop_tgt/CXX_STANDARD_REQUIRED.rst
@@ -7,7 +7,8 @@ If this property is set to ``ON``, then the value of the
:prop_tgt:`CXX_STANDARD` target property is treated as a requirement. If this
property is ``OFF`` or unset, the :prop_tgt:`CXX_STANDARD` target property is
treated as optional and may "decay" to a previous standard if the requested is
-not available.
+not available. For compilers that have no notion of a standard level, such as
+MSVC, this has no effect.
See the :manual:`cmake-compile-features(7)` manual for information on
compile features.
diff --git a/Help/prop_tgt/C_STANDARD.rst b/Help/prop_tgt/C_STANDARD.rst
index 88ca926..3aa74af 100644
--- a/Help/prop_tgt/C_STANDARD.rst
+++ b/Help/prop_tgt/C_STANDARD.rst
@@ -5,7 +5,8 @@ The C standard whose features are requested to build this target.
This property specifies the C standard whose features are requested
to build this target. For some compilers, this results in adding a
-flag such as ``-std=gnu11`` to the compile line.
+flag such as ``-std=gnu11`` to the compile line. For compilers that
+have no notion of a standard level, such as MSVC, this has no effect.
Supported values are ``90``, ``99`` and ``11``.
diff --git a/Help/prop_tgt/C_STANDARD_REQUIRED.rst b/Help/prop_tgt/C_STANDARD_REQUIRED.rst
index a7304f4..743d568 100644
--- a/Help/prop_tgt/C_STANDARD_REQUIRED.rst
+++ b/Help/prop_tgt/C_STANDARD_REQUIRED.rst
@@ -7,7 +7,8 @@ If this property is set to ``ON``, then the value of the
:prop_tgt:`C_STANDARD` target property is treated as a requirement. If this
property is ``OFF`` or unset, the :prop_tgt:`C_STANDARD` target property is
treated as optional and may "decay" to a previous standard if the requested is
-not available.
+not available. For compilers that have no notion of a standard level, such as
+MSVC, this has no effect.
See the :manual:`cmake-compile-features(7)` manual for information on
compile features.