Re: [PATCH v4 0/4] MR656: vkd3d-shader/ir: Introduce a better CFG structurizer, part 1.

[Conor McCarthy (＠cmccarthy)]

Conor McCarthy (@cmccarthy) commented about libs/vkd3d-shader/ir.c:
>   * that the block is empty. */
>  struct vkd3d_shader_instruction *begin, *end;
>  struct vsir_block_list predecessors, successors;
> - uint32_t *dominates;
>
> };
>
> -static void vsir_block_init(struct vsir_block *block, unsigned int label)
> +static enum vkd3d_result vsir_block_init(struct vsir_block *block, unsigned int label, unsigned int block_count)
>  {
> - size_t dominates_size;
> -
> - if (!align_to_size(block_count, sizeof(*block->dominates) * CHAR_BIT, &dominates_size))

Or something like:

`if (SIZE_MAX / sizeof(*block->dominates) / CHAR_BIT < block_count)`

And then just use the existing `align()`.