On 4/10/2025 7:36 PM, Andreas Rheinhardt wrote: > James Almer: >>> 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. >> > > DCE is not mandated by the spec. We should therefore not rely on it. See > also 40e6575aa3eed64cd32bf28c00ae57edc5acb25a. > > - Andreas Ok, LGTM then.