This is far from trivial. Consider the WasmGC proposal, which had a somewhat similar goal.
Then C# came and said "we can't use it, we have different needs". So did Go.
Then C# came and said "we can't use it, we have different needs". So did Go.
It's worse than that. The WASM GC standards team was warned in advance that the proposal wouldn't work for .NET, and they moved forward with it anyway:
https://github.com/WebAssembly/gc/issues/77
They were also warned about Go (though I'm not sure if they ever actually consulted with golang devs):
https://github.com/WebAssembly/gc/issues/36
More links: