diff options
Diffstat (limited to 'Modules/Compiler/Clang-CXX.cmake')
| -rw-r--r-- | Modules/Compiler/Clang-CXX.cmake | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/Modules/Compiler/Clang-CXX.cmake b/Modules/Compiler/Clang-CXX.cmake index c116078..17f3917 100644 --- a/Modules/Compiler/Clang-CXX.cmake +++ b/Modules/Compiler/Clang-CXX.cmake @@ -1,7 +1,7 @@ include(Compiler/Clang) __compiler_clang(CXX) -if(NOT "x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC") +if("x${CMAKE_CXX_COMPILER_FRONTEND_VARIANT}" STREQUAL "xGNU") set(CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY_INLINES_HIDDEN "-fvisibility-inlines-hidden") endif() @@ -10,7 +10,8 @@ if(APPLE AND NOT appleClangPolicy STREQUAL NEW) return() endif() -if(NOT "x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC") + +if("x${CMAKE_CXX_COMPILER_FRONTEND_VARIANT}" STREQUAL "xGNU") if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 2.1) set(CMAKE_CXX98_STANDARD_COMPILE_OPTION "-std=c++98") set(CMAKE_CXX98_EXTENSION_COMPILE_OPTION "-std=gnu++98") @@ -56,6 +57,14 @@ if(NOT "x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC") unset(_clang_version_std17) + if("x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC") + # This clang++ is missing some features because of MSVC compatibility. + unset(CMAKE_CXX11_STANDARD__HAS_FULL_SUPPORT) + unset(CMAKE_CXX14_STANDARD__HAS_FULL_SUPPORT) + unset(CMAKE_CXX17_STANDARD__HAS_FULL_SUPPORT) + unset(CMAKE_CXX20_STANDARD__HAS_FULL_SUPPORT) + endif() + __compiler_check_default_language_standard(CXX 2.1 98) elseif(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 3.9 AND CMAKE_CXX_SIMULATE_VERSION VERSION_GREATER_EQUAL 19.0) |