On Wed, Mar 6, 2024 at 4:22 PM Angelo Dell'Aera
<angelo.della...@gmail.com> wrote:
>
>
>
> Did you also update ICU? That error message indicates V8 couldn't
> create a icu::DateTimePatternGenerator instance.
>
>
> The Github Actions workflow I use to build STPyV8 automatically fetches the
> V8 repository,
> perfoms a checkout of the V8 version I specify in my settings, syncs the code
> with gclient
> sync and builds it using the following gn args
>
> gn_args = {
> "dcheck_always_on": "false",
> "is_component_build": "false",
> "is_debug": "true" if os.environ.get("STPYV8_DEBUG") else "false",
> "treat_warnings_as_errors": "false",
> "use_custom_libcxx": "false",
> "v8_deprecation_warnings": "true",
> "v8_enable_disassembler": "false",
> "v8_enable_i18n_support": "true",
> "v8_enable_pointer_compression": "false",
> "v8_enable_31bit_smis_on_64bit_arch": "false",
> "v8_imminent_deprecation_warnings": "true",
> "v8_monolithic": "true",
> "v8_use_external_startup_data": "false",
> }
>
> No manual ICU update then.
>
>
> Try building V8 with debug checks enabled, that should give you a
> better idea of the root cause.
>
>
> I tried but all I got is this error
>
> *** stack smashing detected ***: terminated
>
> I perfomed an additional test rebuilding setting v8_enable_i18n_support to
> false and the
> issue disappeared.
>
> Please be aware that I am able to reproduce the reported issue very reliably
> on Debian 11
> but everything works fine if the same code runs on Gentoo Linux, macOS and
> Windows.
>
> Regards,
> Angelo
I'd try to narrow down why that debug build crashes the way it does.
What does the backtrace look like in gdb? What happens in a debug +
ASAN or MSAN build?
Another thing you could try for debugging is to set
use_custom_libcxx=true and see if that makes things worse or better.
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