Re: [PATCH v4 0/12] MR672: vkd3d-shader/ir: Introduce a better CFG structurizer, part 3.

[Conor McCarthy (＠cmccarthy)]

Conor McCarthy (@cmccarthy) commented about libs/vkd3d-shader/ir.c:
> +        }
> +    }
> +
> +    if (in_degrees[cfg->entry->label - 1] != 0)
> +    {
> +        ERR("Entry point has %u incoming forward edges.\n", in_degrees[cfg->entry->label - 1]);
> +        ret = VKD3D_ERROR_INVALID_SHADER;
> +        goto fail;
> +    }
> +
> +    vsir_block_list_init(&sorter.available_blocks);
> +
> +    if ((ret = vsir_cfg_make_node_available(&sorter, cfg->entry)) < 0)
> +        goto fail;
> +
> +    while (sorter.available_blocks.count != 0)
> Is it possible for any input to infinite loop here? (I don't know).

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https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/672#note_62889