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CompileFeatures Test: make sure the target "CompileFeatures" is always defined

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Everything in there guards against unsupported compilers already, so no need to
skip the whole file if no features are defined. This in turn allows to have a
simpler fallback in case there is no C++ auto_type feature available.
This commit is contained in:
Rolf Eike Beer 2017-01-30 19:17:19 +01:00
parent 98e6d1e5e4
commit 1679fecb74
1 changed files with 8 additions and 10 deletions
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18
Tests/CompileFeatures/CMakeLists.txt
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@ -3,14 +3,6 @@ cmake_minimum_required(VERSION 3.1)
project(CompileFeatures)
if (NOT CMAKE_C_COMPILE_FEATURES AND NOT CMAKE_CXX_COMPILE_FEATURES)
file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/dummy.cpp"
"int main(int,char**) { return 0; }\n"
)
add_executable(CompileFeatures "${CMAKE_CURRENT_BINARY_DIR}/dummy.cpp")
return()
endif()
macro(run_test feature lang)
if (";${CMAKE_${lang}_COMPILE_FEATURES};" MATCHES ${feature})
add_library(test_${feature} OBJECT ${feature})
@ -277,8 +269,14 @@ if (CMAKE_CXX_COMPILE_FEATURES)
endif()
endif ()
# these tests only work if at least cxx_auto_type is available
if (";${CMAKE_CXX_COMPILE_FEATURES};" MATCHES ";cxx_auto_type;")
# always add a target "CompileFeatures"
if (NOT ";${CMAKE_CXX_COMPILE_FEATURES};" MATCHES ";cxx_auto_type;")
file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/dummy.cpp"
"int main(int,char**) { return 0; }\n"
)
add_executable(CompileFeatures "${CMAKE_CURRENT_BINARY_DIR}/dummy.cpp")
else()
# these tests only work if at least cxx_auto_type is available
add_executable(CompileFeatures main.cpp)
set_property(TARGET CompileFeatures
PROPERTY COMPILE_FEATURES "cxx_auto_type"