cppcheck/cmake/cxx11.cmake

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macro(use_cxx11)
# some GitHub Action Windows runners randomly fail with a complaint that Qt6 requires a C++17 compiler
if (MSVC AND USE_QT6)
# CMAKE_CXX_STANDARD 17 was added in CMake 3.8
set (CMAKE_CXX_STANDARD 17 CACHE STRING "C++ standard to use")
else ()
set (CMAKE_CXX_STANDARD 11 CACHE STRING "C++ standard to use")
endif()
endmacro(use_cxx11)