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authorBrad King <brad.king@kitware.com>2019-07-19 15:55:51 (GMT)
committerKitware Robot <kwrobot@kitware.com>2019-07-19 15:57:10 (GMT)
commitdcdeade5ee2c1410563fc1bd422ea3a3acc2febc (patch)
tree58ce40057aa1ff63ceb3255d0499c3f3803251af /Help
parent6618cbf38aa8298a5881669d8b095a4110f102f6 (diff)
parent282d9f31685906cd45b27961ea013edab8bacd6b (diff)
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Merge topic 'msvc-runtime-library-doc'
282d9f3168 MSVC: Document behavior when MSVC_RUNTIME_LIBRARY is not set Acked-by: Kitware Robot <kwrobot@kitware.com> Merge-request: !3573
Diffstat (limited to 'Help')
-rw-r--r--Help/policy/CMP0091.rst4
-rw-r--r--Help/prop_tgt/MSVC_RUNTIME_LIBRARY.rst3
-rw-r--r--Help/variable/CMAKE_MSVC_RUNTIME_LIBRARY.rst5
3 files changed, 11 insertions, 1 deletions
diff --git a/Help/policy/CMP0091.rst b/Help/policy/CMP0091.rst
index 5b7c4e3..1a5878a 100644
--- a/Help/policy/CMP0091.rst
+++ b/Help/policy/CMP0091.rst
@@ -20,7 +20,9 @@ CMake 3.15 and above prefer to leave the MSVC runtime library selection flags
out of the default :variable:`CMAKE_<LANG>_FLAGS_<CONFIG>` values and instead
offer a first-class abstraction. The :variable:`CMAKE_MSVC_RUNTIME_LIBRARY`
variable and :prop_tgt:`MSVC_RUNTIME_LIBRARY` target property may be set to
-select the MSVC runtime library.
+select the MSVC runtime library. If they are not set then CMake uses the
+default value ``MultiThreaded$<$<CONFIG:Debug>:Debug>DLL`` which is
+equivalent to the original flags.
This policy provides compatibility with projects that have not been updated
to be aware of the abstraction. The policy setting takes effect as of the
diff --git a/Help/prop_tgt/MSVC_RUNTIME_LIBRARY.rst b/Help/prop_tgt/MSVC_RUNTIME_LIBRARY.rst
index 1e3f5e9..73792de 100644
--- a/Help/prop_tgt/MSVC_RUNTIME_LIBRARY.rst
+++ b/Help/prop_tgt/MSVC_RUNTIME_LIBRARY.rst
@@ -19,6 +19,9 @@ support per-configuration specification. For example, the code:
selects for the target ``foo`` a multi-threaded statically-linked runtime
library with or without debug information depending on the configuration.
+If this property is not set then CMake uses the default value
+``MultiThreaded$<$<CONFIG:Debug>:Debug>DLL`` to select a MSVC runtime library.
+
.. note::
This property has effect only when policy :policy:`CMP0091` is set to ``NEW``
diff --git a/Help/variable/CMAKE_MSVC_RUNTIME_LIBRARY.rst b/Help/variable/CMAKE_MSVC_RUNTIME_LIBRARY.rst
index 6ed68c9..8b54e7e 100644
--- a/Help/variable/CMAKE_MSVC_RUNTIME_LIBRARY.rst
+++ b/Help/variable/CMAKE_MSVC_RUNTIME_LIBRARY.rst
@@ -20,6 +20,11 @@ support per-configuration specification. For example, the code:
selects for all following targets a multi-threaded statically-linked runtime
library with or without debug information depending on the configuration.
+If this variable is not set then the :prop_tgt:`MSVC_RUNTIME_LIBRARY` target
+property will not be set automatically. If that property is not set then
+CMake uses the default value ``MultiThreaded$<$<CONFIG:Debug>:Debug>DLL``
+to select a MSVC runtime library.
+
.. note::
This variable has effect only when policy :policy:`CMP0091` is set to ``NEW``