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Features: Test the CXX compiler only if it has features.

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If using different C and CXX compilers, we might not have a
feature-full CXX compiler at this point.
This commit is contained in:
Stephen Kelly 2014-11-18 21:33:08 +01:00
parent 598a316154
commit 7565ab2cd1
1 changed files with 30 additions and 28 deletions
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58
Tests/CompileFeatures/CMakeLists.txt
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@ -77,36 +77,38 @@ foreach(lang CXX C)
endif() endif()
endforeach() endforeach()
add_executable(CompileFeatures main.cpp) if (CMAKE_CXX_COMPILE_FEATURES)
set_property(TARGET CompileFeatures add_executable(CompileFeatures main.cpp)
PROPERTY COMPILE_FEATURES "cxx_auto_type" set_property(TARGET CompileFeatures
) PROPERTY COMPILE_FEATURES "cxx_auto_type"
set_property(TARGET CompileFeatures )
PROPERTY CXX_STANDARD_REQUIRED TRUE set_property(TARGET CompileFeatures
) PROPERTY CXX_STANDARD_REQUIRED TRUE
)
add_executable(GenexCompileFeatures main.cpp) add_executable(GenexCompileFeatures main.cpp)
set_property(TARGET GenexCompileFeatures set_property(TARGET GenexCompileFeatures
PROPERTY COMPILE_FEATURES "$<1:cxx_auto_type>;$<0:not_a_feature>" PROPERTY COMPILE_FEATURES "$<1:cxx_auto_type>;$<0:not_a_feature>"
) )
add_library(iface INTERFACE) add_library(iface INTERFACE)
set_property(TARGET iface set_property(TARGET iface
PROPERTY INTERFACE_COMPILE_FEATURES "cxx_auto_type" PROPERTY INTERFACE_COMPILE_FEATURES "cxx_auto_type"
) )
add_executable(IfaceCompileFeatures main.cpp) add_executable(IfaceCompileFeatures main.cpp)
target_link_libraries(IfaceCompileFeatures iface) target_link_libraries(IfaceCompileFeatures iface)
add_executable(CompileFeaturesGenex genex_test.cpp) add_executable(CompileFeaturesGenex genex_test.cpp)
set_property(TARGET CompileFeaturesGenex PROPERTY CXX_STANDARD 11) set_property(TARGET CompileFeaturesGenex PROPERTY CXX_STANDARD 11)
target_compile_definitions(CompileFeaturesGenex PRIVATE HAVE_OVERRIDE_CONTROL=$<COMPILE_FEATURES:cxx_final,cxx_override>) target_compile_definitions(CompileFeaturesGenex PRIVATE HAVE_OVERRIDE_CONTROL=$<COMPILE_FEATURES:cxx_final,cxx_override>)
add_executable(CompileFeaturesGenex2 genex_test.cpp) add_executable(CompileFeaturesGenex2 genex_test.cpp)
target_compile_features(CompileFeaturesGenex2 PRIVATE cxx_constexpr) target_compile_features(CompileFeaturesGenex2 PRIVATE cxx_constexpr)
target_compile_definitions(CompileFeaturesGenex2 PRIVATE HAVE_OVERRIDE_CONTROL=$<COMPILE_FEATURES:cxx_final,cxx_override>) target_compile_definitions(CompileFeaturesGenex2 PRIVATE HAVE_OVERRIDE_CONTROL=$<COMPILE_FEATURES:cxx_final,cxx_override>)
add_library(noexcept_iface INTERFACE) add_library(noexcept_iface INTERFACE)
target_compile_features(noexcept_iface INTERFACE cxx_noexcept) target_compile_features(noexcept_iface INTERFACE cxx_noexcept)
add_executable(CompileFeaturesGenex3 genex_test.cpp) add_executable(CompileFeaturesGenex3 genex_test.cpp)
target_link_libraries(CompileFeaturesGenex3 PRIVATE noexcept_iface) target_link_libraries(CompileFeaturesGenex3 PRIVATE noexcept_iface)
target_compile_definitions(CompileFeaturesGenex3 PRIVATE HAVE_OVERRIDE_CONTROL=$<COMPILE_FEATURES:cxx_final,cxx_override>) target_compile_definitions(CompileFeaturesGenex3 PRIVATE HAVE_OVERRIDE_CONTROL=$<COMPILE_FEATURES:cxx_final,cxx_override>)
endif()