a99d7cf372
This patch adds a couple of missing compile flags that are defined in mkspecs/common/msvc-version.conf and mkspecs/common/msvc-desktop.conf that were not yet ported to CMake. Change-Id: I9ef0ef71cb0c063699fba4c067e90f6515169baf Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
137 lines
6.2 KiB
CMake
137 lines
6.2 KiB
CMake
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function(qt_internal_set_warnings_are_errors_flags target)
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set(flags "")
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if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
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# Regular clang 3.0+
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if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "3.0.0")
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list(APPEND flags -Werror -Wno-error=\#warnings -Wno-error=deprecated-declarations)
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endif()
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elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "AppleClang")
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# using AppleClang
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# Apple clang 4.0+
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if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "4.0.0" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS_EQUAL "9.2")
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list(APPEND flags -Werror -Wno-error=\#warnings -Wno-error=deprecated-declarations)
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endif()
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elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
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# using GCC
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list(APPEND flags -Werror -Wno-error=cpp -Wno-error=deprecated-declarations)
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# GCC prints this bogus warning, after it has inlined a lot of code
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# error: assuming signed overflow does not occur when assuming that (X + c) < X is always false
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list(APPEND flags -Wno-error=strict-overflow)
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# GCC 7 includes -Wimplicit-fallthrough in -Wextra, but Qt is not yet free of implicit fallthroughs.
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if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "7.0.0")
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list(APPEND flags -Wno-error=implicit-fallthrough)
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endif()
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if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "9.0.0")
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# GCC 9 introduced these but we are not clean for it.
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list(APPEND flags -Wno-error=deprecated-copy -Wno-error=redundant-move -Wno-error=init-list-lifetime)
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endif()
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# Work-around for bug https://code.google.com/p/android/issues/detail?id=58135
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if (ANDROID)
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list(APPEND flags -Wno-error=literal-suffix)
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endif()
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elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Intel")
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# Intel CC 13.0 +, on Linux only
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if (LINUX)
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if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "13.0.0")
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# 177: function "entity" was declared but never referenced
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# (too aggressive; ICC reports even for functions created due to template instantiation)
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# 1224: #warning directive
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# 1478: function "entity" (declared at line N) was declared deprecated
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# 1786: function "entity" (declared at line N of "file") was declared deprecated ("message")
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# 1881: argument must be a constant null pointer value
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# (NULL in C++ is usually a literal 0)
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list(APPEND flags -Werror -ww177,1224,1478,1786,1881)
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endif()
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endif()
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elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC")
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# In qmake land, currently warnings as errors are only enabled for
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# MSVC 2012, 2013, 2015.
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# Respectively MSVC_VERRSIONs are: 1700-1799, 1800-1899, 1900-1909.
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if(MSVC_VERSION GREATER_EQUAL 1700 AND MSVC_VERSION LESS_EQUAL 1909)
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list(APPEND flags /WX)
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endif()
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endif()
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set(add_flags "$<NOT:$<BOOL:$<TARGET_PROPERTY:QT_SKIP_WARNINGS_ARE_ERRORS>>>")
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set(flags_generator_expression "$<${add_flags}:${flags}>")
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target_compile_options("${target}" INTERFACE "${flags_generator_expression}")
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endfunction()
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add_library(PlatformCommonInternal INTERFACE)
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add_library(Qt::PlatformCommonInternal ALIAS PlatformCommonInternal)
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add_library(PlatformModuleInternal INTERFACE)
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add_library(Qt::PlatformModuleInternal ALIAS PlatformModuleInternal)
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target_link_libraries(PlatformModuleInternal INTERFACE PlatformCommonInternal)
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add_library(PlatformPluginInternal INTERFACE)
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add_library(Qt::PlatformPluginInternal ALIAS PlatformPluginInternal)
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target_link_libraries(PlatformPluginInternal INTERFACE PlatformCommonInternal)
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add_library(PlatformToolInternal INTERFACE)
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add_library(Qt::PlatformToolInternal ALIAS PlatformToolInternal)
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target_link_libraries(PlatformToolInternal INTERFACE PlatformCommonInternal)
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if(WARNINGS_ARE_ERRORS)
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qt_internal_set_warnings_are_errors_flags(PlatformModuleInternal)
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qt_internal_set_warnings_are_errors_flags(PlatformPluginInternal)
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qt_internal_set_warnings_are_errors_flags(PlatformToolInternal)
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endif()
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if(WIN32)
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# Needed for M_PI define. Same as mkspecs/features/qt_module.prf.
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# It's set for every module being built, but it's not propagated to user apps.
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target_compile_definitions(PlatformModuleInternal INTERFACE _USE_MATH_DEFINES)
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endif()
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if(FEATURE_largefile AND UNIX)
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target_compile_definitions(PlatformModuleInternal
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INTERFACE "_LARGEFILE64_SOURCE;_LARGEFILE_SOURCE")
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endif()
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# We can't use the gold linker on android with the NDK, which is the default
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# linker. To build our own target we will use the lld linker.
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if (ANDROID)
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target_link_options(PlatformModuleInternal INTERFACE -fuse-ld=lld)
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endif()
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target_compile_definitions(PlatformCommonInternal INTERFACE $<$<NOT:$<CONFIG:Debug>>:QT_NO_DEBUG>)
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if(APPLE_UIKIT)
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# Do what mkspecs/features/uikit/default_pre.prf does, aka enable sse2 for
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# simulator_and_device_builds.
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if(FEATURE_simulator_and_device)
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# Setting the definition on PlatformCommonInternal behaves slightly differently from what
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# is done in qmake land. This way the define is not propagated to tests, examples, or
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# user projects built with qmake, but only modules, plugins and tools.
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# TODO: Figure out if this ok or not (sounds ok to me).
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target_compile_definitions(PlatformCommonInternal INTERFACE QT_COMPILER_SUPPORTS_SSE2)
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endif()
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endif()
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# Taken from mkspecs/common/msvc-version.conf and mkspecs/common/msvc-desktop.conf
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if (MSVC)
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if (MSVC_VERSION GREATER_EQUAL 1799)
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target_compile_options(PlatformCommonInternal INTERFACE
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-FS
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-Zc:rvalueCast
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-Zc:inline
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)
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endif()
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if (MSVC_VERSION GREATER_EQUAL 1899)
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target_compile_options(PlatformCommonInternal INTERFACE
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-Zc:strictStrings
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-Zc:throwingNew
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)
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endif()
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if (MSVC_VERSION GREATER_EQUAL 1909)
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target_compile_options(PlatformCommonInternal INTERFACE
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-Zc:referenceBinding
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)
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endif()
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target_compile_options(PlatformCommonInternal INTERFACE -Zc:wchar_t -utf-8)
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endif()
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