42287255d3
MSVC: https://docs.microsoft.com/en-us/cpp/build/reference/guard-enable-eh-continuation-metadata?view=msvc-170 https://docs.microsoft.com/en-us/cpp/build/reference/cetcompat?view=msvc-170 GCC: https://gcc.gnu.org/onlinedocs/gcc-11.2.0/gcc/Instrumentation-Options.html Clang: Don't know where's the documentation but should use the same parameter with GCC. Change-Id: I654618e45743a5ad1394c930932b9d0044572725 Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io> Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
403 lines
17 KiB
CMake
403 lines
17 KiB
CMake
|
|
function(qt_internal_set_warnings_are_errors_flags target target_scope)
|
|
set(flags "")
|
|
if (CLANG AND NOT MSVC)
|
|
list(APPEND flags -Werror -Wno-error=\#warnings -Wno-error=deprecated-declarations)
|
|
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") # as in: not AppleClang
|
|
if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "10.0.0")
|
|
# We do mixed enum arithmetic all over the place:
|
|
list(APPEND flags -Wno-error=deprecated-enum-enum-conversion)
|
|
endif()
|
|
endif()
|
|
elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
|
|
# using GCC
|
|
list(APPEND flags -Werror -Wno-error=cpp -Wno-error=deprecated-declarations)
|
|
|
|
# GCC prints this bogus warning, after it has inlined a lot of code
|
|
# error: assuming signed overflow does not occur when assuming that (X + c) < X is always false
|
|
list(APPEND flags -Wno-error=strict-overflow)
|
|
|
|
# GCC 7 includes -Wimplicit-fallthrough in -Wextra, but Qt is not yet free of implicit fallthroughs.
|
|
if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "7.0.0")
|
|
list(APPEND flags -Wno-error=implicit-fallthrough)
|
|
endif()
|
|
|
|
if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "9.0.0")
|
|
# GCC 9 introduced these but we are not clean for it.
|
|
list(APPEND flags -Wno-error=deprecated-copy -Wno-error=redundant-move -Wno-error=init-list-lifetime)
|
|
# GCC 9 introduced -Wformat-overflow in -Wall, but it is buggy:
|
|
list(APPEND flags -Wno-error=format-overflow)
|
|
endif()
|
|
|
|
if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "10.0.0")
|
|
# GCC 10 has a number of bugs in -Wstringop-overflow. Do not make them an error.
|
|
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92955
|
|
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94335
|
|
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101134
|
|
list(APPEND flags -Wno-error=stringop-overflow)
|
|
endif()
|
|
|
|
if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "11.0.0")
|
|
# We do mixed enum arithmetic all over the place:
|
|
list(APPEND flags -Wno-error=deprecated-enum-enum-conversion -Wno-error=deprecated-enum-float-conversion)
|
|
endif()
|
|
|
|
if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "11.0.0" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "11.2.0")
|
|
# GCC 11.1 has a regression in the integrated preprocessor, so disable it as a workaround (QTBUG-93360)
|
|
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100796
|
|
# This in turn triggers a fallthrough warning in cborparser.c, so we disable this warning.
|
|
list(APPEND flags -no-integrated-cpp -Wno-implicit-fallthrough)
|
|
endif()
|
|
|
|
# Work-around for bug https://code.google.com/p/android/issues/detail?id=58135
|
|
if (ANDROID)
|
|
list(APPEND flags -Wno-error=literal-suffix)
|
|
endif()
|
|
elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC")
|
|
# Only enable for versions of MSVC that are known to work
|
|
# 1939 is Visual Studio 2022 version 17.0
|
|
if(MSVC_VERSION LESS_EQUAL 1939)
|
|
list(APPEND flags /WX)
|
|
endif()
|
|
endif()
|
|
set(warnings_are_errors_enabled_genex
|
|
"$<NOT:$<BOOL:$<TARGET_PROPERTY:QT_SKIP_WARNINGS_ARE_ERRORS>>>")
|
|
|
|
# Apprently qmake only adds -Werror to CXX and OBJCXX files, not C files. We have to do the
|
|
# same otherwise MinGW builds break when building 3rdparty\md4c\md4c.c (and probably on other
|
|
# platforms too).
|
|
set(cxx_only_genex "$<OR:$<COMPILE_LANGUAGE:CXX>,$<COMPILE_LANGUAGE:OBJCXX>>")
|
|
set(final_condition_genex "$<AND:${warnings_are_errors_enabled_genex},${cxx_only_genex}>")
|
|
set(flags_generator_expression "$<${final_condition_genex}:${flags}>")
|
|
|
|
target_compile_options("${target}" ${target_scope} "${flags_generator_expression}")
|
|
endfunction()
|
|
|
|
# The function adds a global 'definition' to the platform internal targets and the target
|
|
# property-based switch to disable the definition.
|
|
# Arguments:
|
|
# VALUE optional value that the definition will take.
|
|
# SCOPE the list of scopes the definition needs to be set for. If the SCOPE is not specified the
|
|
# definition is added to PlatformCommonInternal target.
|
|
# Possible values:
|
|
# MODULE - set the definition for all Qt modules
|
|
# PLUGIN - set the definition for all Qt plugins
|
|
# TOOL - set the definition for all Qt tools
|
|
# APP - set the definition for all Qt applications
|
|
# TODO: Add a tests specific platform target and the definition scope for it.
|
|
function(qt_internal_add_global_definition definition)
|
|
set(optional_args)
|
|
set(single_value_args VALUE)
|
|
set(multi_value_args SCOPE)
|
|
cmake_parse_arguments(args
|
|
"${optional_args}"
|
|
"${single_value_args}"
|
|
"${multi_value_args}"
|
|
${ARGN}
|
|
)
|
|
|
|
set(scope_MODULE PlatformModuleInternal)
|
|
set(scope_PLUGIN PlatformPluginInternal)
|
|
set(scope_TOOL PlatformToolInternal)
|
|
set(scope_APP PlatformAppInternal)
|
|
|
|
set(undef_property_name "QT_INTERNAL_UNDEF_${definition}")
|
|
|
|
if(DEFINED arg_VALUE)
|
|
set(definition "${definition}=${arg_VALUE}")
|
|
endif()
|
|
|
|
set(definition_genex
|
|
"$<$<NOT:$<BOOL:$<TARGET_PROPERTY:${undef_property_name}>>>:${definition}>")
|
|
|
|
if(NOT DEFINED arg_SCOPE)
|
|
target_compile_definitions(PlatformCommonInternal INTERFACE "${definition_genex}")
|
|
else()
|
|
foreach(scope IN LISTS arg_SCOPE)
|
|
if(NOT DEFINED scope_${scope})
|
|
message(FATAL_ERROR "Unknown scope ${scope}.")
|
|
endif()
|
|
target_compile_definitions("${scope_${scope}}" INTERFACE "${definition_genex}")
|
|
endforeach()
|
|
endif()
|
|
endfunction()
|
|
|
|
add_library(PlatformCommonInternal INTERFACE)
|
|
add_library(Qt::PlatformCommonInternal ALIAS PlatformCommonInternal)
|
|
target_link_libraries(PlatformCommonInternal INTERFACE Platform)
|
|
|
|
add_library(PlatformModuleInternal INTERFACE)
|
|
add_library(Qt::PlatformModuleInternal ALIAS PlatformModuleInternal)
|
|
target_link_libraries(PlatformModuleInternal INTERFACE PlatformCommonInternal)
|
|
|
|
add_library(PlatformPluginInternal INTERFACE)
|
|
add_library(Qt::PlatformPluginInternal ALIAS PlatformPluginInternal)
|
|
target_link_libraries(PlatformPluginInternal INTERFACE PlatformCommonInternal)
|
|
|
|
add_library(PlatformAppInternal INTERFACE)
|
|
add_library(Qt::PlatformAppInternal ALIAS PlatformAppInternal)
|
|
target_link_libraries(PlatformAppInternal INTERFACE PlatformCommonInternal)
|
|
|
|
add_library(PlatformToolInternal INTERFACE)
|
|
add_library(Qt::PlatformToolInternal ALIAS PlatformToolInternal)
|
|
target_link_libraries(PlatformToolInternal INTERFACE PlatformAppInternal)
|
|
|
|
qt_internal_add_global_definition(QT_NO_JAVA_STYLE_ITERATORS)
|
|
qt_internal_add_global_definition(QT_NO_NARROWING_CONVERSIONS_IN_CONNECT)
|
|
|
|
if(WARNINGS_ARE_ERRORS)
|
|
qt_internal_set_warnings_are_errors_flags(PlatformModuleInternal INTERFACE)
|
|
qt_internal_set_warnings_are_errors_flags(PlatformPluginInternal INTERFACE)
|
|
qt_internal_set_warnings_are_errors_flags(PlatformAppInternal INTERFACE)
|
|
endif()
|
|
if(WIN32)
|
|
# Needed for M_PI define. Same as mkspecs/features/qt_module.prf.
|
|
# It's set for every module being built, but it's not propagated to user apps.
|
|
target_compile_definitions(PlatformModuleInternal INTERFACE _USE_MATH_DEFINES)
|
|
endif()
|
|
if(FEATURE_largefile AND UNIX)
|
|
target_compile_definitions(PlatformCommonInternal
|
|
INTERFACE "_LARGEFILE64_SOURCE;_LARGEFILE_SOURCE")
|
|
endif()
|
|
|
|
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" AND CMAKE_SYSTEM_NAME STREQUAL "Windows")
|
|
# Clang will otherwise show error about inline method conflicting with dllimport class attribute in tools
|
|
# (this was tested with Clang 10)
|
|
# error: 'QString::operator[]' redeclared inline; 'dllimport' attribute ignored [-Werror,-Wignored-attributes]
|
|
target_compile_options(PlatformCommonInternal INTERFACE -Wno-ignored-attributes)
|
|
endif()
|
|
|
|
target_compile_definitions(PlatformCommonInternal INTERFACE QT_NO_NARROWING_CONVERSIONS_IN_CONNECT)
|
|
target_compile_definitions(PlatformCommonInternal INTERFACE $<$<NOT:$<CONFIG:Debug>>:QT_NO_DEBUG>)
|
|
|
|
if(FEATURE_developer_build)
|
|
# This causes an ABI break on Windows, so we cannot unconditionally
|
|
# enable it. Keep it for developer builds only for now.
|
|
### Qt 7: remove the if.
|
|
target_compile_definitions(PlatformCommonInternal INTERFACE QT_STRICT_QLIST_ITERATORS)
|
|
endif()
|
|
|
|
function(qt_internal_apply_bitcode_flags target)
|
|
# See mkspecs/features/uikit/bitcode.prf
|
|
set(release_flags "-fembed-bitcode")
|
|
set(debug_flags "-fembed-bitcode-marker")
|
|
|
|
set(is_release_genex "$<NOT:$<CONFIG:Debug>>")
|
|
set(flags_genex "$<IF:${is_release_genex},${release_flags},${debug_flags}>")
|
|
set(is_enabled_genex "$<NOT:$<BOOL:$<TARGET_PROPERTY:QT_NO_BITCODE>>>")
|
|
|
|
set(bitcode_flags "$<${is_enabled_genex}:${flags_genex}>")
|
|
|
|
target_compile_options("${target}" INTERFACE ${bitcode_flags})
|
|
endfunction()
|
|
|
|
# Apple deprecated the entire OpenGL API in favor of Metal, which
|
|
# we are aware of, so silence the deprecation warnings in code.
|
|
# This does not apply to user-code, which will need to silence
|
|
# their own warnings if they use the deprecated APIs explicitly.
|
|
if(MACOS)
|
|
target_compile_definitions(PlatformCommonInternal INTERFACE GL_SILENCE_DEPRECATION)
|
|
elseif(UIKIT)
|
|
target_compile_definitions(PlatformCommonInternal INTERFACE GLES_SILENCE_DEPRECATION)
|
|
endif()
|
|
|
|
if(MSVC)
|
|
target_compile_definitions(PlatformCommonInternal INTERFACE
|
|
"_CRT_SECURE_NO_WARNINGS"
|
|
"$<$<STREQUAL:$<TARGET_PROPERTY:TYPE>,SHARED_LIBRARY>:_WINDLL>"
|
|
)
|
|
endif()
|
|
|
|
if(UIKIT)
|
|
# Do what mkspecs/features/uikit/default_pre.prf does, aka enable sse2 for
|
|
# simulator_and_device_builds.
|
|
if(FEATURE_simulator_and_device)
|
|
# Setting the definition on PlatformCommonInternal behaves slightly differently from what
|
|
# is done in qmake land. This way the define is not propagated to tests, examples, or
|
|
# user projects built with qmake, but only modules, plugins and tools.
|
|
# TODO: Figure out if this ok or not (sounds ok to me).
|
|
target_compile_definitions(PlatformCommonInternal INTERFACE QT_COMPILER_SUPPORTS_SSE2)
|
|
endif()
|
|
qt_internal_apply_bitcode_flags(PlatformCommonInternal)
|
|
endif()
|
|
|
|
if(WASM AND QT_FEATURE_sse2)
|
|
target_compile_definitions(PlatformCommonInternal INTERFACE QT_COMPILER_SUPPORTS_SSE2)
|
|
endif()
|
|
|
|
# Taken from mkspecs/common/msvc-version.conf and mkspecs/common/msvc-desktop.conf
|
|
if (MSVC)
|
|
if (MSVC_VERSION GREATER_EQUAL 1799)
|
|
target_compile_options(PlatformCommonInternal INTERFACE
|
|
-FS
|
|
-Zc:rvalueCast
|
|
-Zc:inline
|
|
)
|
|
endif()
|
|
if (MSVC_VERSION GREATER_EQUAL 1899)
|
|
target_compile_options(PlatformCommonInternal INTERFACE
|
|
-Zc:strictStrings
|
|
)
|
|
if (NOT CLANG)
|
|
target_compile_options(PlatformCommonInternal INTERFACE
|
|
-Zc:throwingNew
|
|
)
|
|
endif()
|
|
endif()
|
|
if (MSVC_VERSION GREATER_EQUAL 1909 AND NOT CLANG)
|
|
target_compile_options(PlatformCommonInternal INTERFACE
|
|
-Zc:referenceBinding
|
|
)
|
|
endif()
|
|
if (MSVC_VERSION GREATER_EQUAL 1919 AND NOT CLANG)
|
|
target_compile_options(PlatformCommonInternal INTERFACE
|
|
-Zc:externConstexpr
|
|
)
|
|
endif()
|
|
|
|
target_compile_options(PlatformCommonInternal INTERFACE
|
|
-Zc:wchar_t
|
|
-bigobj
|
|
)
|
|
|
|
target_compile_options(PlatformCommonInternal INTERFACE
|
|
$<$<NOT:$<CONFIG:Debug>>:-guard:cf -Gw>
|
|
)
|
|
|
|
target_link_options(PlatformCommonInternal INTERFACE
|
|
-DYNAMICBASE -NXCOMPAT -LARGEADDRESSAWARE
|
|
$<$<NOT:$<CONFIG:Debug>>:-OPT:REF -OPT:ICF -GUARD:CF>
|
|
)
|
|
endif()
|
|
|
|
if(MINGW)
|
|
target_compile_options(PlatformCommonInternal INTERFACE -Wa,-mbig-obj)
|
|
endif()
|
|
|
|
if (GCC AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "9.2")
|
|
target_compile_options(PlatformCommonInternal INTERFACE $<$<COMPILE_LANGUAGE:CXX>:-Wsuggest-override>)
|
|
endif()
|
|
|
|
if(QT_FEATURE_intelcet)
|
|
if(MSVC)
|
|
target_compile_options(PlatformCommonInternal INTERFACE
|
|
-guard:ehcont
|
|
)
|
|
target_link_options(PlatformCommonInternal INTERFACE
|
|
-guard:ehcont -CETCOMPAT
|
|
)
|
|
else()
|
|
target_compile_options(PlatformCommonInternal INTERFACE
|
|
-fcf-protection
|
|
)
|
|
endif()
|
|
endif()
|
|
|
|
if(QT_FEATURE_force_asserts)
|
|
target_compile_definitions(PlatformCommonInternal INTERFACE QT_FORCE_ASSERTS)
|
|
endif()
|
|
|
|
if(DEFINED QT_EXTRA_DEFINES)
|
|
target_compile_definitions(PlatformCommonInternal INTERFACE ${QT_EXTRA_DEFINES})
|
|
endif()
|
|
|
|
if(DEFINED QT_EXTRA_INCLUDEPATHS)
|
|
target_include_directories(PlatformCommonInternal INTERFACE ${QT_EXTRA_INCLUDEPATHS})
|
|
endif()
|
|
|
|
if(DEFINED QT_EXTRA_LIBDIRS)
|
|
target_link_directories(PlatformCommonInternal INTERFACE ${QT_EXTRA_LIBDIRS})
|
|
endif()
|
|
|
|
if(DEFINED QT_EXTRA_FRAMEWORKPATHS AND APPLE)
|
|
list(TRANSFORM QT_EXTRA_FRAMEWORKPATHS PREPEND "-F" OUTPUT_VARIABLE __qt_fw_flags)
|
|
target_compile_options(PlatformCommonInternal INTERFACE ${__qt_fw_flags})
|
|
target_link_options(PlatformCommonInternal INTERFACE ${__qt_fw_flags})
|
|
unset(__qt_fw_flags)
|
|
endif()
|
|
|
|
qt_internal_get_active_linker_flags(__qt_internal_active_linker_flags)
|
|
if(__qt_internal_active_linker_flags)
|
|
target_link_options(PlatformCommonInternal INTERFACE "${__qt_internal_active_linker_flags}")
|
|
endif()
|
|
unset(__qt_internal_active_linker_flags)
|
|
|
|
if(QT_FEATURE_enable_gdb_index)
|
|
target_link_options(PlatformCommonInternal INTERFACE "-Wl,--gdb-index")
|
|
endif()
|
|
|
|
if(QT_FEATURE_enable_new_dtags)
|
|
target_link_options(PlatformCommonInternal INTERFACE "-Wl,--enable-new-dtags")
|
|
endif()
|
|
|
|
function(qt_get_implicit_sse2_genex_condition out_var)
|
|
set(is_shared_lib "$<STREQUAL:$<TARGET_PROPERTY:TYPE>,SHARED_LIBRARY>")
|
|
set(is_static_lib "$<STREQUAL:$<TARGET_PROPERTY:TYPE>,STATIC_LIBRARY>")
|
|
set(is_static_qt_build "$<NOT:$<BOOL:${QT_BUILD_SHARED_LIBS}>>")
|
|
set(is_staitc_lib_during_static_qt_build "$<AND:${is_static_qt_build},${is_static_lib}>")
|
|
set(enable_sse2_condition "$<OR:${is_shared_lib},${is_staitc_lib_during_static_qt_build}>")
|
|
set(${out_var} "${enable_sse2_condition}" PARENT_SCOPE)
|
|
endfunction()
|
|
|
|
function(qt_auto_detect_implicit_sse2)
|
|
# sse2 configuration adjustment in qt_module.prf
|
|
# If the compiler supports SSE2, enable it unconditionally in all of Qt shared libraries
|
|
# (and only the libraries). This is not expected to be a problem because:
|
|
# - on Windows, sharing of libraries is uncommon
|
|
# - on Mac OS X, all x86 CPUs already have SSE2 support (we won't even reach here)
|
|
# - on Linux, the dynamic loader can find the libraries on LIBDIR/sse2/
|
|
# The last guarantee does not apply to executables and plugins, so we can't enable for them.
|
|
set(__implicit_sse2_for_qt_modules_enabled FALSE PARENT_SCOPE)
|
|
if(TEST_subarch_sse2 AND NOT TEST_arch_${TEST_architecture_arch}_subarch_sse2)
|
|
qt_get_implicit_sse2_genex_condition(enable_sse2_condition)
|
|
set(enable_sse2_genex "$<${enable_sse2_condition}:${QT_CFLAGS_SSE2}>")
|
|
target_compile_options(PlatformModuleInternal INTERFACE ${enable_sse2_genex})
|
|
set(__implicit_sse2_for_qt_modules_enabled TRUE PARENT_SCOPE)
|
|
endif()
|
|
endfunction()
|
|
qt_auto_detect_implicit_sse2()
|
|
|
|
function(qt_auto_detect_fpmath)
|
|
# fpmath configuration adjustment in qt_module.prf
|
|
set(fpmath_supported FALSE)
|
|
if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang|GNU|IntelLLVM")
|
|
set(fpmath_supported TRUE)
|
|
endif()
|
|
if(fpmath_supported AND TEST_architecture_arch STREQUAL "i386" AND __implicit_sse2_for_qt_modules_enabled)
|
|
qt_get_implicit_sse2_genex_condition(enable_sse2_condition)
|
|
set(enable_fpmath_genex "$<${enable_sse2_condition}:-mfpmath=sse>")
|
|
target_compile_options(PlatformModuleInternal INTERFACE ${enable_fpmath_genex})
|
|
endif()
|
|
endfunction()
|
|
qt_auto_detect_fpmath()
|
|
|
|
function(qt_handle_apple_app_extension_api_only)
|
|
if(APPLE)
|
|
# Build Qt libraries with -fapplication-extension. Needed to avoid linker warnings
|
|
# transformed into errors on darwin platforms.
|
|
set(flags "-fapplication-extension")
|
|
|
|
# The flags should only be applied to internal Qt libraries like modules and plugins.
|
|
# The reason why we use a custom property to apply the flags is because there's no other
|
|
# way to prevent the link options spilling out into user projects if the target that links
|
|
# against PlatformXInternal is a static library.
|
|
# The exported static library's INTERFACE_LINK_LIBRARIES property would contain
|
|
# $<LINK_ONLY:PlatformXInternal> and PlatformXInternal's INTERFACE_LINK_OPTIONS would be
|
|
# applied to a user project target.
|
|
# So to contain the spilling out of the flags, we ensure the link options are only added
|
|
# to internal Qt libraries that are marked with the property.
|
|
set(not_disabled "$<NOT:$<BOOL:$<TARGET_PROPERTY:QT_NO_APP_EXTENSION_ONLY_API>>>")
|
|
set(is_qt_internal_library "$<BOOL:$<TARGET_PROPERTY:_qt_is_internal_library>>")
|
|
|
|
set(condition "$<AND:${not_disabled},${is_qt_internal_library}>")
|
|
|
|
set(flags "$<${condition}:${flags}>")
|
|
target_compile_options(PlatformModuleInternal INTERFACE ${flags})
|
|
target_link_options(PlatformModuleInternal INTERFACE ${flags})
|
|
target_compile_options(PlatformPluginInternal INTERFACE ${flags})
|
|
target_link_options(PlatformPluginInternal INTERFACE ${flags})
|
|
endif()
|
|
endfunction()
|
|
|
|
qt_handle_apple_app_extension_api_only()
|