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);
>

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