v8 cross compile for ios x86_64

[Nikhil Arora]

Hi!

****I am using followings args.gn:****

# Set build arguments here. See `gn help buildargs`.

enable_ios_bitcode = true

ios_deployment_target = 10

is_component_build = false

is_debug = false

is_official_build = true

target_cpu = "x64"                  # "x64" for a simulator build.

target_os = "ios"

use_custom_libcxx = false             # Use Xcode's libcxx.

use_xcode_clang = true

#v8_target_cpu = "x64"

v8_enable_i18n_support = false        # Produces a smaller binary.

v8_monolithic = true                  # Enable the v8_monolith target.

v8_use_external_startup_data = false  # The snapshot is included in the binary.

v8_enable_pointer_compression = false # Unsupported on iOS.

ios_enable_code_signing=false

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It shows this error while compiling:

[1/2596] CXX obj/cppgc_base/compaction-worklists.o

FAILED: obj/cppgc_base/compaction-worklists.o 

../../../../../../../Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++ -MMD -MF obj/cppgc_base/compaction-worklists.o.d -DOFFICIAL_BUILD -DCR_XCODE_VERSION=1251 -DCR_CLANG_REVISION=\"llvmorg-14-init-3940-gafc45ff0-1\" -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D_FORTIFY_SOURCE=2 -DNDEBUG -DNVALGRIND -DDYNAMIC_ANNOTATIONS_ENABLED=0 -DNS_BLOCK_ASSERTIONS=1 -DV8_TYPED_ARRAY_MAX_SIZE_IN_HEAP=64 -DENABLE_MINOR_MC -DENABLE_HANDLE_ZAPPING -DV8_ATOMIC_OBJECT_FIELD_WRITES -DV8_ATOMIC_MARKING_STATE -DV8_ENABLE_LAZY_SOURCE_POSITIONS -DV8_SHARED_RO_HEAP -DV8_WIN64_UNWINDING_INFO -DV8_ENABLE_REGEXP_INTERPRETER_THREADED_DISPATCH -DV8_SNAPSHOT_COMPRESSION -DV8_ENABLE_WEBASSEMBLY -DV8_ALLOCATION_FOLDING -DV8_ALLOCATION_SITE_TRACKING -DV8_ADVANCED_BIGINT_ALGORITHMS -DV8_INCLUDE_RECEIVER_IN_ARGC -DV8_DEPRECATION_WARNINGS -DV8_IMMINENT_DEPRECATION_WARNINGS -DCPPGC_CAGED_HEAP -DV8_TARGET_ARCH_X64 -DV8_HAVE_TARGET_OS -DV8_TARGET_OS_IOS -DV8_RUNTIME_CALL_STATS -DABSL_ALLOCATOR_NOTHROW=1 -I../.. -Igen -I../../include -Igen/include -I../../third_party/abseil-cpp -fno-delete-null-pointer-checks -fno-ident -fno-strict-aliasing --param=ssp-buffer-size=4 -fstack-protector -fcolor-diagnostics -fmerge-all-constants -target x86_64-apple-ios10-simulator -no-canonical-prefixes -Wall -Werror -Wextra -Wimplicit-fallthrough -Wunreachable-code-aggressive -Wthread-safety -Wextra-semi -Wunguarded-availability -Wundeclared-selector -Wno-missing-field-initializers -Wno-unused-parameter -Wloop-analysis -Wno-unneeded-internal-declaration -fno-omit-frame-pointer -g2 -gdwarf-aranges -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator14.5.sdk -fembed-bitcode -Wheader-hygiene -Wstring-conversion -Wtautological-overlap-compare -Wmissing-field-initializers -Wunreachable-code -Wshorten-64-to-32 -O3 -fvisibility=default -Wexit-time-destructors -std=c++14 -fno-trigraphs -Wno-trigraphs -fno-exceptions -fno-rtti -c ../../src/heap/cppgc/compaction-worklists.cc -o obj/cppgc_base/compaction-worklists.o

clang++: error: -gdwarf-aranges is not supported with -fembed-bitcode

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XCode version: 12.5.1

Clang: 12.0.5 (clang-1205.0.22.11)