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test_seeking: Fix undefined behaviour

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This commit is contained in:
Erik de Castro Lopo 2015-09-03 14:51:20 +10:00
parent 451efca294
commit 4591b3f2fb
1 changed files with 5 additions and 2 deletions
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7
src/test_seeking/main.c
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@ -175,10 +175,13 @@ static FLAC__bool read_pcm_(FLAC__int32 *pcm[], const char *rawfilename, const c
}
else { /* bps == 16 */
unsigned char c[2];
uint16_t value;
for(i = 0; i < samples; i++) {
for(j = 0; j < channels; j++) {
if (fread(&c, 1, 2, f) == 2)
pcm[j][i] = ((int)((signed char)c[0])) << 8 | (int)c[1];
if (fread(&c, 1, 2, f) == 2) {
value = (c[0] << 8) | c[1];
pcm[j][i] = value & 0x8000 ? 0xffff0000 | value : value;
}
}
}
}