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unlzma: save a few more bytes, and maybe even a bit faster now

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This commit is contained in:
Denis Vlasenko 2008-03-02 18:56:23 +00:00
parent c3fff877e1
commit 444639cc21
1 changed files with 3 additions and 7 deletions
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10
archival/libunarchive/decompress_unlzma.c
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@ -306,13 +306,9 @@ unpack_lzma_stream(int src_fd, int dst_fd)
match_byte <<= 1;
bit = match_byte & 0x100;
prob_lit = prob + 0x100 + bit + mi;
if (rc_get_bit(rc, prob_lit, &mi)) {
if (!bit)
break;
} else {
if (bit)
break;
}
bit ^= (rc_get_bit(rc, prob_lit, &mi) << 8); /* 0x100 or 0 */
if (bit)
break;
} while (mi < 0x100);
}
while (mi < 0x100) {