Start testing expected values for compiler flags.
Should help catch unhandled flag warnings so far not handled by check_cxx_compiler_flag FAIL_REGEXen.
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@ -223,6 +223,8 @@ IF(BUILD_TESTING)
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ADD_TEST_MACRO(Module.GenerateExportHeader GenerateExportHeader)
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ADD_TEST_MACRO(Module.GenerateExportHeader GenerateExportHeader)
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ADD_TEST_MACRO(Module.CheckCXXCompilerFlag CheckCXXCompilerFlag)
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ADD_TEST(LinkFlags-prepare
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ADD_TEST(LinkFlags-prepare
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${CMAKE_CTEST_COMMAND} -C \${CTEST_CONFIGURATION_TYPE}
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${CMAKE_CTEST_COMMAND} -C \${CTEST_CONFIGURATION_TYPE}
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--build-and-test
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--build-and-test
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@ -0,0 +1,63 @@
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cmake_minimum_required(VERSION 2.8)
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project(CheckCXXCompilerFlag)
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macro(TEST_FAIL value msg)
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if (${value})
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message (SEND_ERROR "Test fail:" ${msg} ${Out} )
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endif ()
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endmacro()
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macro(TEST_PASS value msg)
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if (NOT ${value})
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message (SEND_ERROR "Test fail:" ${msg} ${Out} )
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endif ()
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endmacro()
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if(CMAKE_COMPILER_IS_GNUCXX)
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exec_program(${CMAKE_C_COMPILER} ARGS --version OUTPUT_VARIABLE _gcc_version_info)
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string (REGEX MATCH "[345]\\.[0-9]\\.[0-9]" _gcc_version "${_gcc_version_info}")
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# gcc on mac just reports: "gcc (GCC) 3.3 20030304 ..." without the
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# patch level, handle this here:
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if(NOT _gcc_version)
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string (REGEX REPLACE ".*\\(GCC\\).* ([34]\\.[0-9]) .*" "\\1.0" _gcc_version "${_gcc_version_info}")
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endif()
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endif()
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if(CMAKE_COMPILER_ID MATCHES Clang)
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exec_program(${CMAKE_CXX_COMPILER} ARGS --version OUTPUT_VARIABLE _clang_version_info)
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string (REGEX MATCH "version [345]\\.[0-9]" _clang_version "${_clang_version_info}")
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endif()
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message("Platform:\n WIN32: ${WIN32}\n UNIX: ${UNIX}\n APPLE: ${APPLE}\n MINGW: ${MINGW}\n CYGWIN: ${CYGWIN}\n"
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" MSVC: ${MSVC}\n MSVC60: ${MSVC60}\n MSVC70: ${MSVC70}\n MSVC71: ${MSVC71}\n MSVC80: ${MSVC80}\n MSVC90: ${MSVC90}\n MSVC10: ${MSVC10}\n"
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" GCC: ${_gcc_version}\n"
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" Clang: ${_clang_version}\n"
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)
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include(CheckCXXCompilerFlag)
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check_cxx_compiler_flag(-fvisibility=hidden HAS_HIDDEN_VISIBILITY)
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message("HAS_HIDDEN_VISIBILITY: ${HAS_HIDDEN_VISIBILITY}\n\nCOMPILE OUTPUT:\n${OUTPUT}")
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if(CMAKE_COMPILER_IS_GNUCXX)
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test_pass(HAS_HIDDEN_VISIBILITY "GCC should support hidden visibility, but does not.")
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else()
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message("Unhandled Platform")
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endif()
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#
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# This is a no-op executable... If this test is going to fail, it fails during
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# the configure step while cmake is configuring this CMakeLists.txt file...
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#
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file(WRITE
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"${CMAKE_CURRENT_BINARY_DIR}/main.cxx"
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"int main() { return 0; }
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"
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)
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add_executable(
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CheckCXXCompilerFlag
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"${CMAKE_CURRENT_BINARY_DIR}/main.cxx"
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)
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