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MSVC: Record support for c_static_assert

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Supported since MSVC 19.28.29115 (VS 16.8.0 Preview 1.0).
This commit is contained in:
Raul Tambre
2020-08-20 14:12:47 +03:00
committed by Brad King
parent aaa5eab410
commit 95bc11dbb4
3 changed files with 15 additions and 6 deletions
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13
Help/release/3.18.rst
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@@ -265,8 +265,9 @@ Other
environment variable to customize colors.
* The :manual:`Compile Features <cmake-compile-features(7)>` functionality
is now aware of the availability of C11 features in MSVC 19.27 and above,
including support for the ``c_restrict`` feature and the ``-std:c11`` flag.
is now aware of the availability of C11 features in MSVC 19.27 and 19.28,
including support for the ``c_restrict``, ``c_static_assert`` features and
the ``-std:c11`` flag.
Deprecated and Removed Features
===============================
@@ -353,4 +354,10 @@ Changes made since CMake 3.18.0 include the following.
This restores compatibility with behavior of CMake 3.15 and below.
* The :manual:`Compile Features <cmake-compile-features(7)>` functionality
was updated for MSVC 19.27 as mentioned above.
was updated for MSVC 19.27 as mentioned above (``c_restrict``).
3.18.3
------
* The :manual:`Compile Features <cmake-compile-features(7)>` functionality
was updated for MSVC 19.28 as mentioned above (``c_static_assert``).

4
Modules/Compiler/MSVC-C-FeatureTests.cmake
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@@ -1,9 +1,7 @@
set(_cmake_oldestSupported "_MSC_VER >= 1600")
# Not yet supported:
#set(_cmake_feature_test_c_static_assert "")
set(_cmake_feature_test_c_restrict "_MSC_VER >= 1927")
set(_cmake_feature_test_c_static_assert "_MSC_VER >= 1928")
set(_cmake_feature_test_c_variadic_macros "${_cmake_oldestSupported}")
set(_cmake_feature_test_c_function_prototypes "${_cmake_oldestSupported}")

4
Modules/Compiler/MSVC-C.cmake
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@@ -51,6 +51,10 @@ macro(cmake_record_c_compile_features)
list(APPEND CMAKE_C_COMPILE_FEATURES c_restrict)
list(APPEND CMAKE_C99_COMPILE_FEATURES c_restrict)
endif()
if(CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 19.28)
list(APPEND CMAKE_C_COMPILE_FEATURES c_static_assert)
list(APPEND CMAKE_C11_COMPILE_FEATURES c_static_assert)
endif()
set(_result 0) # expected by cmake_determine_compile_features
endmacro()