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From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
To: ffmpeg-devel@ffmpeg.org
Cc: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Subject: [FFmpeg-devel] [PATCH 1/2] tests/checkasm/blockdsp: Fix unaligned stores
Date: Tue,  7 May 2024 12:29:08 +0200
Message-ID: <GV1P250MB073765A0B17ED3AC4AE5E7D88FE42@GV1P250MB0737.EURP250.PROD.OUTLOOK.COM> (raw)

Fixes this test with UBSan (and maybe also on arches on which
unaligned stores trap).

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 tests/checkasm/blockdsp.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tests/checkasm/blockdsp.c b/tests/checkasm/blockdsp.c
index 19d69b8687..f6f25f773e 100644
--- a/tests/checkasm/blockdsp.c
+++ b/tests/checkasm/blockdsp.c
@@ -36,8 +36,7 @@ typedef struct {
 
 #define randomize_buffers(size)             \
     do {                                    \
-        int i;                              \
-        for (i = 0; i < size; i++) {        \
+        for (int i = 0; i < size; i += 2) { \
             uint16_t r = rnd();             \
             AV_WN16A(buf0 + i, r);          \
             AV_WN16A(buf1 + i, r);          \
-- 
2.40.1

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             reply	other threads:[~2024-05-07 10:29 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-07 10:29 Andreas Rheinhardt [this message]
2024-05-07 10:30 ` [FFmpeg-devel] [PATCH 2/2] tests/checkasm/blockdsp: Speed up randomizing buffer Andreas Rheinhardt
2024-05-07 11:13 ` [FFmpeg-devel] [PATCH 1/2] tests/checkasm/blockdsp: Fix unaligned stores Andreas Rheinhardt
2024-05-07 14:36 ` James Almer

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