flac: fix undefined left shift of negative value

91e57b16 · Rémi Denis-Courmont · 68f1623b · 91e57b16
Commit 91e57b16 authored Jun 08, 2014 by Rémi Denis-Courmont
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modules/codec/flac.c modules/codec/flac.c +1 -1

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--- a/modules/codec/flac.c
+++ b/modules/codec/flac.c
@@ -134,7 +134,7 @@ static void Interleave( int32_t *p_out, const int32_t * const *pp_in,

    for( unsigned j = 0; j < i_samples; j++ )
        for( unsigned i = 0; i < i_nb_channels; i++ )
-            p_out[j * i_nb_channels + i] = pp_in[pi_index[i]][j] << shift;
+            p_out[j * i_nb_channels + i] = ((uint32_t)pp_in[pi_index[i]][j]) << shift;
 }

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