One could argue that size_t should be 64 bits on wasm32 since it's a hybrid 64/32 bit platform (and there's the ptrdiff types too which then would depend on the

One could argue that size_t should be 64 bits on wasm32 since it's a hybrid 64/32 bit platform (and there's the ptrdiff types too which then would depend on the pointer size), but I guess sizeof(size_t) != sizeof(void*) breaks too much existing code.