diff options
Diffstat (limited to 'Modules/Compiler/MSVC-CXX.cmake')
| -rw-r--r-- | Modules/Compiler/MSVC-CXX.cmake | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Modules/Compiler/MSVC-CXX.cmake b/Modules/Compiler/MSVC-CXX.cmake index 789fff5..6a0c5d3 100644 --- a/Modules/Compiler/MSVC-CXX.cmake +++ b/Modules/Compiler/MSVC-CXX.cmake @@ -29,6 +29,12 @@ if ((CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19.0.24215.1 AND # for meta-features for C++14 and above. Override the default macro # to avoid doing unnecessary work. macro(cmake_record_cxx_compile_features) + if (DEFINED CMAKE_CXX20_STANDARD_COMPILE_OPTION) + list(APPEND CMAKE_CXX20_COMPILE_FEATURES cxx_std_20) + endif() + # The main cmake_record_cxx_compile_features macro makes all + # these conditional on CMAKE_CXX##_STANDARD_COMPILE_OPTION, + # but we can skip the conditions because we set them above. list(APPEND CMAKE_CXX17_COMPILE_FEATURES cxx_std_17) list(APPEND CMAKE_CXX14_COMPILE_FEATURES cxx_std_14) list(APPEND CMAKE_CXX98_COMPILE_FEATURES cxx_std_11) # no flag needed for 11 @@ -46,6 +52,8 @@ elseif (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 16.0) set(CMAKE_CXX14_EXTENSION_COMPILE_OPTION "") set(CMAKE_CXX17_STANDARD_COMPILE_OPTION "") set(CMAKE_CXX17_EXTENSION_COMPILE_OPTION "") + set(CMAKE_CXX20_STANDARD_COMPILE_OPTION "") + set(CMAKE_CXX20_EXTENSION_COMPILE_OPTION "") # There is no meaningful default for this set(CMAKE_CXX_STANDARD_DEFAULT "") @@ -60,6 +68,7 @@ elseif (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 16.0) cxx_std_11 cxx_std_14 cxx_std_17 + cxx_std_20 ) _record_compiler_features(CXX "" CMAKE_CXX_COMPILE_FEATURES) endmacro() |