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avcodec/mlpdec: fix a undefined left shift of negative number

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This fixes a -Wshift-negative-value reported with clang 3.7+, e.g
http://fate.ffmpeg.org/log.cgi?time=20150918181527&log=compile&slot=x86_64-darwin-clang-polly-vectorize-stripmine-3.7.

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Ganesh Ajjanagadde 2015-09-19 01:06:46 -04:00 committed by Michael Niedermayer
parent 0118158efa
commit 094a1985d6
1 changed files with 1 additions and 1 deletions
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libavcodec/mlpdec.c
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@ -602,7 +602,7 @@ static int read_restart_header(MLPDecodeContext *m, GetBitContext *gbp,
/* Default audio coding is 24-bit raw PCM. */
cp->huff_offset = 0;
cp->sign_huff_offset = (-1) << 23;
cp->sign_huff_offset = -(1 << 23);
cp->codebook = 0;
cp->huff_lsbs = 24;
}