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Bug
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Resolution: Unresolved
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P3: Somewhat important
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None
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6.10.0
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None
when building with g++-15 on ubuntu 25.04, webengine does not build:
/usr/bin/ccache /usr/bin/g++-15 -MD -MF obj/extensions/browser/browser_sources/browser_sources_jumbo_6.o.d -DUSE_UDEV -DUSE_AURA=1 -DUSE_OZONE=1 -DOFFICIAL_BUILD -DTOOLKIT_QT -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -DNO_UNWIND_TABLES -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_NONE -D_GLIBCXX_ASSERTIONS=1 -DNDEBUG -DNVALGRIND -DDYNAMIC_ANNOTATIONS_ENABLED=0 -DSK_ENABLE_SKSL -DSK_UNTIL_CRBUG_1187654_IS_FIXED -DSK_USER_CONFIG_HEADER=\\\"../../skia/config/SkUserConfig.h\\\" -DSK_WIN_FONTMGR_NO_SIMULATIONS -DSK_DISABLE_LEGACY_INIT_DECODERS -DSK_DISABLE_LEGACY_BACKEND_TEXTURE_FUNCS -DSK_DISABLE_LEGACY_TEXTURE_INFO_FUNCS -DSK_DISABLE_LEGACY_BACKEND_SEMAPHORE_FUNCS -DSK_DISABLE_LEGACY_GRAPHITE_IMAGES -DSK_DISABLE_LEGACY_DAWN_TEXTURE_INFO_FUNCS -DSK_DISABLE_LEGACY_DAWN_BACKEND_TEXTURE_FUNCS -DSK_CODEC_DECODES_JPEG -DSK_ENCODE_JPEG -DSK_ENCODE_PNG -DSK_ENCODE_WEBP -DSK_GAMMA_EXPONENT=1.2 -DSK_GAMMA_CONTRAST=0.2 -DSK_GANESH -DSK_GPU_WORKAROUNDS_HEADER=\\\"gpu/config/gpu_driver_bug_workaround_autogen.h\\\" -DSK_GL -DSK_VULKAN=1 -DSK_GRAPHITE -DVK_USE_PLATFORM_XCB_KHR -DCHROMIUM -DLIBYUV_DISABLE_NEON -DLIBYUV_DISABLE_SVE -DLIBYUV_DISABLE_SME -DLIBYUV_DISABLE_LSX -DLIBYUV_DISABLE_LASX -DGOOGLE_PROTOBUF_NO_RTTI -DGOOGLE_PROTOBUF_NO_STATIC_INITIALIZER -DGOOGLE_PROTOBUF_INTERNAL_DONATE_STEAL_INLINE=0 -DHAVE_PTHREAD -DU_USING_ICU_NAMESPACE=0 -DU_ENABLE_DYLOAD=0 -DUSE_CHROMIUM_ICU=1 -DU_ENABLE_TRACING=1 -DU_ENABLE_RESOURCE_TRACING=0 -DU_STATIC_IMPLEMENTATION -DICU_UTIL_DATA_IMPL=ICU_UTIL_DATA_FILE -DFLATBUFFERS_LOCALE_INDEPENDENT=0 -DLEVELDB_PLATFORM_CHROMIUM=1 -DV8_USE_EXTERNAL_STARTUP_DATA -DWEBRTC_CHROMIUM_BUILD -DWEBRTC_POSIX -DWEBRTC_LINUX -DABSL_ALLOCATOR_NOTHROW=1 -DLOGGING_INSIDE_WEBRTC -DCRASHPAD_ZLIB_SOURCE_EXTERNAL -DV8_ARRAY_BUFFER_INTERNAL_FIELD_COUNT=0 -DV8_ARRAY_BUFFER_VIEW_INTERNAL_FIELD_COUNT=0 -DV8_PROMISE_INTERNAL_FIELD_COUNT=0 -DV8_COMPRESS_POINTERS -DV8_COMPRESS_POINTERS_IN_SHARED_CAGE -DV8_31BIT_SMIS_ON_64BIT_ARCH -DV8_ENABLE_SANDBOX -DV8_DEPRECATION_WARNINGS -DV8_USE_PERFETTO -DV8_HAVE_TARGET_OS -DV8_TARGET_OS_LINUX -DCPPGC_CAGED_HEAP -DCPPGC_YOUNG_GENERATION -DCPPGC_POINTER_COMPRESSION -DCPPGC_ENABLE_LARGER_CAGE -DCPPGC_SLIM_WRITE_BARRIER -I. -Igen -I../../../../../../qtwebengine/src/3rdparty/chromium -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/perfetto/include -Igen/third_party/perfetto/build_config -Igen/third_party/perfetto -I../../../../../../qtwebengine/src/3rdparty/chromium/net/third_party/quiche/overrides -I../../../../../../qtwebengine/src/3rdparty/chromium/net/third_party/quiche/src/quiche/common/platform/default -I../../../../../../qtwebengine/src/3rdparty/chromium/net/third_party/quiche/src -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/skia -Igen/third_party/skia -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/wuffs/src/release/c -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/vulkan/include -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/vulkan-headers/src/include -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/libyuv/include -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/khronos -I../../../../../../qtwebengine/src/3rdparty/chromium/gpu -Igen/third_party/dawn/include -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/dawn/include -I../../../../../../qtwebengine/src/3rdparty/chromium/base/allocator/partition_allocator/src -Igen/base/allocator/partition_allocator/src -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/abseil-cpp -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/boringssl/src/include -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/protobuf/src -Igen/net/third_party/quiche/src -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/icu/source/common -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/icu/source/i18n -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/re2/src -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/flatbuffers/src/include -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/flatbuffers/src/src -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/flatbuffers/src -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/flatbuffers/generated -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/leveldatabase -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/leveldatabase/src -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/leveldatabase/src/include -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/ipcz/include -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/ced/src -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/webrtc_overrides -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/webrtc -Igen/third_party/webrtc -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/libwebm/source -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/angle/include -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/mesa_headers -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/crashpad/crashpad -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/crashpad/crashpad/compat/linux -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/crashpad/crashpad/compat/non_win -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/zlib -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/libaom/source/libaom -I../../../../../../qtwebengine/src/3rdparty/chromium/third_party/libaom/source/config/linux/x64 -I../../../../../../qtwebengine/src/3rdparty/chromium/v8/include -Wall -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -Wno-unused-local-typedefs -Wno-maybe-uninitialized -Wno-deprecated-declarations -fno-delete-null-pointer-checks -Wno-comments -Wno-packed-not-aligned -Wno-misleading-indentation -Wno-dangling-else -Wno-missing-field-initializers -Wno-unused-parameter -Wno-psabi -fwrapv -fno-ident -fno-strict-aliasing -fstack-protector -Wno-unknown-pragmas -Wno-address -Wno-parentheses -Wno-sign-compare -Wno-stringop-overflow -Wno-stringop-overread -Wno-psabi -Wno-multichar -Wno-format-zero-length -fno-unwind-tables -fno-asynchronous-unwind-tables -fPIC -pipe -pthread -m64 -msse3 -O2 -fdata-sections -ffunction-sections -fno-math-errno -fno-omit-frame-pointer -g0 -fvisibility=hidden -I/usr/include/nss -I/usr/include/nspr -Wno-narrowing -Wno-class-memaccess -Wno-attributes -Wno-class-memaccess -Wno-subobject-linkage -Wno-invalid-offsetof -Wno-return-type -Wno-deprecated-copy -Wno-invalid-offsetof -Wno-changes-meaning -Wno-deprecated-copy -Wno-expansion-to-defined -std=gnu++20 -fno-exceptions -fno-rtti -fvisibility-inlines-hidden -c gen/extensions/browser/browser_sources_jumbo_6.cc -o obj/extensions/browser/browser_sources/browser_sources_jumbo_6.o In file included from ./../../../../../../qtwebengine/src/3rdparty/chromium/extensions/browser/api/web_request/form_data_parser.cc:13, from gen/extensions/browser/browser_sources_jumbo_6.cc:12: ../../../../../../qtwebengine/src/3rdparty/chromium/base/containers/to_vector.h: In instantiation of ‘auto base::ToVector(Range&&, Proj) [with Range = std::basic_string_view<char>&; Proj = std::identity]’: ./../../../../../../qtwebengine/src/3rdparty/chromium/extensions/browser/api/web_request/form_data_parser.cc:290:38: required from here 290 | value_ = base::Value(base::ToVector(str)); | ~~~~~~~~~~~~~~^~~~~ ../../../../../../qtwebengine/src/3rdparty/chromium/base/containers/to_vector.h:31:9: error: ‘std::projected<const char*, std::identity>’ {aka ‘const char*’} is not a class, struct, or union type 31 | using ProjectedType = | ^~~~~~~~~~~~~ ../../../../../../qtwebengine/src/3rdparty/chromium/base/containers/to_vector.h:33:30: error: ‘std::__detail::__projected<const char*, std::identity>::__type’ {aka ‘const char*’} is not a class, struct, or union type 33 | std::vector<ProjectedType> container; | ^~~~~~~~~ ./../../../../../../qtwebengine/src/3rdparty/chromium/extensions/browser/api/web_request/form_data_parser.cc: In member function ‘void extensions::FormDataParser::Result::SetBinaryValue(std::string_view)’: ./../../../../../../qtwebengine/src/3rdparty/chromium/extensions/browser/api/web_request/form_data_parser.cc:290:38: error: use of ‘auto base::ToVector(Range&&, Proj) [with Range = std::basic_string_view<char>&; Proj = std::identity]’ before deduction of ‘auto’ 290 | value_ = base::Value(base::ToVector(str)); | ~~~~~~~~~~~~~~^~~~~
building with gcc-14 works.