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- cmake_minimum_required(VERSION 2.8.12)
- cmake_policy(SET CMP0025 NEW)
- project(CxxDialect)
- add_executable(use_typeof use_typeof.cxx)
- set_property(TARGET use_typeof PROPERTY CXX_STANDARD 98)
- add_executable(use_constexpr use_constexpr.cxx)
- set_property(TARGET use_constexpr PROPERTY CXX_STANDARD 11)
- add_executable(CxxDialect use_constexpr_and_typeof.cxx)
- set_property(TARGET CxxDialect PROPERTY CXX_STANDARD 11)
- try_compile(typeof_no_extensions_works
- "${CMAKE_CURRENT_BINARY_DIR}/use_typeof_test"
- "${CMAKE_CURRENT_SOURCE_DIR}/use_typeof.cxx"
- COMPILE_DEFINITIONS
- CMAKE_FLAGS
- "-DCMAKE_CXX_STANDARD=98"
- "-DCMAKE_CXX_EXTENSIONS=FALSE"
- OUTPUT_VARIABLE OUTPUT
- )
- if (typeof_no_extensions_works)
- message("Use of typeof extension with extensions disabled works, but is expected to fail: ${OUTPUT}")
- else()
- message("Use of typeof extension with extensions disabled fails, as expected")
- endif()
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