StdLangValue

    pub const StdLangValue = enum(u16) {
        // Types
        atomic_order,
        atomic_rmw_op,
        calling_convention,
        address_space,
        float_mode,
        signedness,
        reduce_op,
        call_modifier,
        prefetch_options,
        export_options,
        extern_options,
        branch_hint,
        clobbers,
        pointer_size,
        pointer_attributes,
        fn_attributes,
        container_layout,
        enum_mode,
        spirv_type_options,
        // Values
        calling_convention_c,
        calling_convention_inline,
    }