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CompileFeatures: Makes tests work with meta-feature only

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This commit is contained in:
Chuck Atkins
2017-05-15 18:06:29 +00:00
parent 20ffa14708
commit e556f1b909
7 changed files with 81 additions and 42 deletions
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13
Tests/Module/WriteCompilerDetectionHeader/CMakeLists.txt
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@@ -48,7 +48,14 @@ macro(set_defines target true_defs false_defs)
)
endmacro()
# Only run the compiler detection header test for compilers with
# detailed features tables, not just meta-features
if (CMAKE_C_COMPILE_FEATURES)
set(C_expected_features ${CMAKE_C_COMPILE_FEATURES})
list(FILTER C_expected_features EXCLUDE REGEX "^c_std_[0-9][0-9]")
endif()
if (C_expected_features)
string(REGEX REPLACE "^([0-9]+)\\.[0-9]+\\.[0-9]+.*" "\\1" COMPILER_VERSION_MAJOR "${CMAKE_C_COMPILER_VERSION}")
string(REGEX REPLACE "^[0-9]+\\.([0-9]+)\\.[0-9]+.*" "\\1" COMPILER_VERSION_MINOR "${CMAKE_C_COMPILER_VERSION}")
string(REGEX REPLACE "^[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" COMPILER_VERSION_PATCH "${CMAKE_C_COMPILER_VERSION}")
@@ -85,7 +92,11 @@ if (CMAKE_C_COMPILE_FEATURES)
endif()
endif()
if (NOT CMAKE_CXX_COMPILE_FEATURES)
if (CMAKE_CXX_COMPILE_FEATURES)
set(CXX_expected_features ${CMAKE_CXX_COMPILE_FEATURES})
list(FILTER CXX_expected_features EXCLUDE REGEX "^cxx_std_[0-9][0-9]")
endif()
if (NOT CXX_expected_features)
file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/dummy.cpp"
"int main(int,char**) { return 0; }\n"
)