If I remove the following form gn args .
==============
use_custom_libcxx = false # Use Xcode's libcxx.
use_xcode_clang = true
==============
I am using following setup
xcode : 12.5.1
v8: tag/8.5.188
macOS: Big Sur 11.3.1
the build starts but fails while linking d8 with the following error :
➜ v8 git:(heads/tags/8.5.188) ✗ ninja -C out/release-ios
ninja: Entering directory `out/release-ios'
[0/1] Regenerating ninja files
[3202/3507] LINK ./d8
FAILED: d8
TOOL_VERSION=1628482238 ../../build/toolchain/apple/linker_driver.py
-Wcrl,strippath,../../../../../../../../Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/strip
--deterministic ../../third_party/llvm-build/Release+Asserts/bin/clang++ -B
../../../../../../../../Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/
-Wl,-fatal_warnings -target arm64-apple-ios10 -nostdlib++ -isysroot
/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS14.5.sdk
-Wl,-ObjC -Wl,-rpath,@executable_path/Frameworks -Wl,-dead_strip
-L/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS14.5.sdk/usr/lib/swift
-L/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/iphoneos
-o "./d8" -Wl,-filelist,"./d8.rsp" -framework CoreFoundation -framework
CoreGraphics -framework CoreText -framework Foundation
Undefined symbols for architecture arm64:
"v8::internal::trap_handler::RegisterDefaultTrapHandler()", referenced
from:
v8::internal::trap_handler::EnableTrapHandler(bool) in
handler-outside.o
ld: symbol(s) not found for architecture arm64
clang: error: linker command failed with exit code 1 (use -v to see
invocation)
Traceback (most recent call last):
File "../../build/toolchain/apple/linker_driver.py", line 305, in <module>
Main(sys.argv)
File "../../build/toolchain/apple/linker_driver.py", line 98, in Main
subprocess.check_call(compiler_driver_args, env=env)
File
"/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/subprocess.py",
line 190, in check_call
raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command
'['../../third_party/llvm-build/Release+Asserts/bin/clang++', '-B',
'../../../../../../../../Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/',
'-Wl,-fatal_warnings', '-target', 'arm64-apple-ios10', '-nostdlib++',
'-isysroot',
'/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS14.5.sdk',
'-Wl,-ObjC', '-Wl,-rpath,@executable_path/Frameworks', '-Wl,-dead_strip',
'-L/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS14.5.sdk/usr/lib/swift',
'-L/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/iphoneos',
'-o', './d8', '-Wl,-filelist,./d8.rsp', '-framework', 'CoreFoundation',
'-framework', 'CoreGraphics', '-framework', 'CoreText', '-framework',
'Foundation']' returned non-zero exit status 1
[3207/3507] CXX
obj/test/unittests/unittests_sources/instruction-selector-arm64-unittest.o
ninja: build stopped: subcommand failed.
On Tuesday, 10 August 2021 at 10:40:04 UTC+5:30 DEVANSH M KAUSHIK wrote:
> I am also facing the same issue.
> Details are :
> v8: tag/8.5.188
> macOS: Big Sur 11.3.1
>
> the original error "../../include/cppgc/allocation.h:168:39: error: no
> member named 'forward' in namespace 'std'" is resolved by switching to this
> v8 version "tag/8.5.188" but I am still getting the following error in this
> version :
> =============================================================
>
> ➜ v8 git:(heads/tags/8.5.188) ✗ ninja -C out/release-ios
>
> ninja: Entering directory `out/release-ios'
>
> [0/1] Regenerating ninja files
>
> [1/3397] CXX obj/cppgc_base/marking-worklists.o
>
> FAILED: obj/cppgc_base/marking-worklists.o
>
> ../../../../../../../../Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++
>
> -MMD -MF obj/cppgc_base/marking-worklists.o.d -DCR_XCODE_VERSION=1251
> -DCR_CLANG_REVISION=\"llvmorg-14-init-591-g7d9d926a-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_DEPRECATION_WARNINGS -DV8_IMMINENT_DEPRECATION_WARNINGS
> -DCPPGC_CAGED_HEAP -DV8_TARGET_ARCH_ARM64 -DV8_HAVE_TARGET_OS
> -DV8_TARGET_OS_IOS -DV8_RUNTIME_CALL_STATS
> -DDISABLE_UNTRUSTED_CODE_MITIGATIONS -I../.. -Igen -I../../include
> -Igen/include -fno-delete-null-pointer-checks -fno-ident
> -fno-strict-aliasing --param=ssp-buffer-size=4 -fstack-protector
> -fcolor-diagnostics -fmerge-all-constants -target arm64-apple-ios10
> -Wno-builtin-macro-redefined -D__DATE__= -D__TIME__= -D__TIMESTAMP__=
> -ffile-compilation-dir=. -no-canonical-prefixes -Wall -Wextra
> -Wimplicit-fallthrough -Wunreachable-code -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 -isysroot
> /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS14.5.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/marking-worklists.cc -o
> obj/cppgc_base/marking-worklists.o
>
> clang++: error: unknown argument: '-ffile-compilation-dir=.'
>
> [2/3397] CXX obj/cppgc_base/name-trait.o
>
> FAILED: obj/cppgc_base/name-trait.o
>
> =============================================================
>
>
> *************************************************
> gn args as following:
> *************************************************
> enable_ios_bitcode = true
> ios_deployment_target = 10
>
> is_component_build = false
> is_debug = false
>
> target_cpu = "arm64"
> target_os = "ios"
>
> treat_warnings_as_errors = false
>
> use_custom_libcxx = false # Use Xcode's libcxx.
> use_xcode_clang = true
>
> v8_target_cpu = "arm64"
> v8_enable_debugging_features = false
> v8_enable_i18n_support = false # Produces a smaller binary.
> v8_enable_pointer_compression = false
> v8_enable_v8_checks = false
> v8_monolithic = true # Enable the v8_monolith target.
> v8_use_external_startup_data = false # The snaphot is included in the
> binary.
> ios_enable_code_signing=false
>
> ================================================
>
>
> On Sunday, 8 August 2021 at 10:23:40 UTC+5:30 chao...@gmail.com wrote:
>
>> If I switch to tag 8.5.188, everything works fine.
>>
>> On Sunday, August 8, 2021 at 12:51:05 PM UTC+8 chao...@gmail.com wrote:
>>
>>>
>>> *************************************************
>>> gn args as following:
>>> *************************************************
>>>
>>> enable_ios_bitcode = true
>>>
>>> ios_deployment_target = 10
>>>
>>> is_component_build = false
>>> is_debug = false
>>> is_official_build = true
>>>
>>> symbol_level = 1
>>>
>>> target_cpu = "arm64"
>>> target_os = "ios"
>>>
>>> treat_warnings_as_errors = false
>>>
>>> use_custom_libcxx = false # Use Xcode's libcxx.
>>> use_xcode_clang = true
>>>
>>> v8_target_cpu = "arm64"
>>> v8_enable_debugging_features = false
>>> v8_enable_i18n_support = false # Produces a smaller binary.
>>> v8_enable_pointer_compression = false
>>> v8_enable_v8_checks = false
>>> v8_monolithic = true # Enable the v8_monolith target.
>>> v8_use_external_startup_data = false # The snaphot is included in the
>>> binary.
>>>
>>> On Sunday, August 8, 2021 at 12:47:31 PM UTC+8 chao...@gmail.com wrote:
>>>
>>>> Thanks for your quick response!
>>>>
>>>> Compiled successfully when I switched to tag 9.4.116 and added an
>>>> #include <utility> in include/cppgc/allocation.h.
>>>>
>>>> But it shows error during the link stage:
>>>>
>>>> Undefined symbols for architecture arm64:
>>>>
>>>>
>>>> "v8::internal::trap_handler::RegisterDefaultTrapHandler()", referenced
>>>> from:
>>>>
>>>>
>>>> v8::internal::trap_handler::EnableTrapHandler(bool) in
>>>> libv8_monolith.a(handler-outside.o)
>>>>
>>>> "v8::internal::trap_handler::TryHandleSignal(int,
>>>> __siginfo*, void*)", referenced from:
>>>>
>>>> v8::TryHandleWebAssemblyTrapPosix(int, __siginfo*,
>>>> void*) in libv8_monolith.a(api.o)
>>>>
>>>> v8::V8::TryHandleSignal(int, void*, void*) in
>>>> libv8_monolith.a(api.o)
>>>>
>>>> ld: symbol(s) not found for architecture arm64
>>>>
>>>> clang: error: linker command failed with exit code 1
>>>> (use -v to see invocation)
>>>>
>>>>
>>>> On Saturday, August 7, 2021 at 2:33:27 AM UTC+8 Clemens Backes wrote:
>>>>
>>>>> Thanks for letting us know, we indeed did not differentiate between
>>>>> MacOS and iOS. I just landed a fix for this:
>>>>> https://crrev.com/c/3077154
>>>>>
>>>>> The error about std::forward should be fixable by adding an
>>>>> #include <utility> in include/cppgc/allocation.h. Can you try that?
>>>>>
>>>>> On Fri, Aug 6, 2021 at 3:50 AM chao...@gmail.com <chao...@gmail.com>
>>>>> wrote:
>>>>>
>>>>>> My OS version is macOS Big Sur 11.5.
>>>>>> On Friday, August 6, 2021 at 8:06:29 AM UTC+8 chao...@gmail.com
>>>>>> wrote:
>>>>>>
>>>>>>>
>>>>>>> Oh, I forgot to mention the version. I am trying to compile V8
>>>>>>> v9.4.113.
>>>>>>> On Thursday, August 5, 2021 at 11:10:14 PM UTC+8 chao...@gmail.com
>>>>>>> wrote:
>>>>>>>
>>>>>>>> 1.
>>>>>>>> *************************************************
>>>>>>>> gn args as following:
>>>>>>>> *************************************************
>>>>>>>>
>>>>>>>> enable_ios_bitcode = true
>>>>>>>>
>>>>>>>> ios_deployment_target = 10
>>>>>>>>
>>>>>>>> is_component_build = false
>>>>>>>> is_debug = false
>>>>>>>> is_official_build = true
>>>>>>>>
>>>>>>>> symbol_level = 0
>>>>>>>>
>>>>>>>> target_cpu = "arm64" # "x64" for a simulator build.
>>>>>>>> target_os = "ios"
>>>>>>>>
>>>>>>>> treat_warnings_as_errors = false
>>>>>>>>
>>>>>>>> use_custom_libcxx = true # Use Xcode's libcxx.
>>>>>>>> use_xcode_clang = false
>>>>>>>>
>>>>>>>> v8_target_cpu = "arm64"
>>>>>>>> v8_enable_debugging_features = false
>>>>>>>> v8_enable_i18n_support = false # Produces a smaller binary.
>>>>>>>> v8_enable_pointer_compression = false
>>>>>>>> v8_enable_v8_checks = false
>>>>>>>> v8_monolithic = true # Enable the v8_monolith
>>>>>>>> target.
>>>>>>>> v8_use_external_startup_data = false # The snaphot is included in
>>>>>>>> the binary.
>>>>>>>>
>>>>>>>>
>>>>>>>> 2.
>>>>>>>> *************************************************
>>>>>>>> error msg as following:
>>>>>>>> *************************************************
>>>>>>>>
>>>>>>>> ../../src/wasm/code-space-access.cc:40:3: error:
>>>>>>>> 'pthread_jit_write_protect_np' is unavailable: not available on iOS
>>>>>>>> pthread_jit_write_protect_np(0);
>>>>>>>> ^
>>>>>>>> /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS14.5.sdk/usr/include/pthread.h:561:6:
>>>>>>>>
>>>>>>>> note: 'pthread_jit_write_protect_np' has been explicitly marked
>>>>>>>> unavailable
>>>>>>>> here
>>>>>>>> void pthread_jit_write_protect_np(int enabled);
>>>>>>>> ^
>>>>>>>> ../../src/wasm/code-space-access.cc:44:3: error:
>>>>>>>> 'pthread_jit_write_protect_np' is unavailable: not available on iOS
>>>>>>>> pthread_jit_write_protect_np(1);
>>>>>>>>
>>>>>>> --
>>>>>> --
>>>>>> v8-users mailing list
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>>>>>>
>>>>>> <https://groups.google.com/d/msgid/v8-users/b5cf66f9-95d7-4f2c-99f5-0fa655e11a56n%40googlegroups.com?utm_medium=email&utm_source=footer>
>>>>>> .
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>>
>>>>> Clemens Backes
>>>>>
>>>>> Software Engineer
>>>>>
>>>>> clem...@google.com
>>>>>
>>>>> Google Germany GmbH
>>>>>
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