> From 9f052c0377a5b46e48d928f11d1d10c389ea5e84 Mon Sep 17 00:00:00 2001
> From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
> Date: Thu, 10 Apr 2025 13:41:55 +0200
> Subject: [PATCH 03/15] avutil/aes: Use #if checks instead of if (ARCH_X86)
> 
> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
> ---
>  libavutil/aes.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/libavutil/aes.c b/libavutil/aes.c
> index 13a34c3bf6..3c8ac1c349 100644
> --- a/libavutil/aes.c
> +++ b/libavutil/aes.c
> @@ -237,8 +237,9 @@ int av_aes_init(AVAES *a, const uint8_t *key, int key_bits, int decrypt)
>  
>      a->rounds = rounds;
>      a->crypt = decrypt ? aes_decrypt : aes_encrypt;
> -    if (ARCH_X86)
> -        ff_init_aes_x86(a, decrypt);
> +#if ARCH_X86
> +    ff_init_aes_x86(a, decrypt);
> +#endif
>  
>      ff_thread_once(&aes_static_init, aes_init_static);
>  
> -- 
> 2.45.2
> 

Why? DCE should handle this fine.