Maybe this fixes the FPE encountered here:
https://fate.ffmpeg.org/report.cgi?slot=alpha-debian-qemu-gcc-4.7&time=20220530144951
Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com>
---
libavcodec/ffv1enc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/ffv1enc.c b/libavcodec/ffv1enc.c
index 311f377b1e..9849082e44 100644
--- a/libavcodec/ffv1enc.c
+++ b/libavcodec/ffv1enc.c
@@ -143,7 +143,7 @@ static void find_best_state(uint8_t best_state[256][256],
uint32_t l2tab[256];
for (i = 1; i < 256; i++)
- l2tab[i] = log2(i / 256.0) * ((-1<<31) / 8);
+ l2tab[i] = -log2(i / 256.0) * ((1U << 31) / 8);
for (i = 0; i < 256; i++) {
uint64_t best_len[256];
--
2.32.0
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