This is using v8 12.7.224.18 503eb7e9a50b0211f8db54ea362ea06ef56c940d, but
I also experienced it with 12.8.374.11
57fb77ac624960f08296dbba8ef5b82ab5184287
On Sunday, September 8, 2024 at 2:22:30 PM UTC-4 Nikolas Kovacs wrote:
> Hi,
>
> I am upgrading the version of v8 I am embedding into my program. I am
> having an issue that I cannot figure out how to solve. The issue is that,
> when building in debug mode, the Isolate::Scope object's destructor throws
> the following exception.
>
> ```
> Exception thrown: read access violation.
> *this* was 0x21000000001.
> ```
>
> For reference, I am on Windows 10 and I am using clang-cl and libc++ that
> is built with v8.
> The following is my build arguments for building v8 from source
>
> ```
> is_debug = true
> v8_enable_verify_heap = false
> v8_enable_single_generation = false
> v8_enable_shared_ro_heap = true
> v8_enable_webassembly = true
> v8_enable_maglev = true
> v8_enable_turbofan = true
> v8_enable_debug_code = true
> v8_enable_debugging_features = true
> v8_enable_direct_handle = false
> v8_enable_direct_local = false
> v8_enable_disassember = true
> target_cpu = "x64"
> enable_iterator_debugging = true
> v8_enable_slow_dchecks = false
> v8_use_external_startup_data = false
> v8_enable_sandbox = true
> v8_enable_pointer_compression = true
> v8_enable_pointer_compression_shared_cage = true
> v8_enable_31bit_smis_on_64bit_arch = true
> ```
>
> Below is a reproducible example:
>
> ```cpp
> #include <v8.h>
> #include <libplatform/libplatform.h>
> #include <memory>
>
> int main() {
> std::unique_ptr<v8::Platform> platform =
> v8::platform::NewDefaultPlatform();
> v8::V8::InitializePlatform(platform.get());
> v8::V8::Initialize();
>
> v8::Isolate::CreateParams create_params;
> create_params.array_buffer_allocator =
> v8::ArrayBuffer::Allocator::NewDefaultAllocator();
> v8::Isolate* isolate = v8::Isolate::New(create_params);
>
> {
> v8::Isolate::Scope isolate_scope{ isolate };
> v8::HandleScope handle_scope{ isolate };
> }
> return 0;
> }
> ```
>
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