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Fix compilation warnings in ZLib (MSVC)
Yes, we are changing the Zlib code. This is dangerous and uncool. Fortunately, these are just some implicit casts.
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7ad96e51ca
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6
deps/zlib/deflate.h
vendored
6
deps/zlib/deflate.h
vendored
@ -317,15 +317,15 @@ void ZLIB_INTERNAL _tr_stored_block OF((deflate_state *s, charf *buf,
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#endif
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# define _tr_tally_lit(s, c, flush) \
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{ uch cc = (c); \
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{ uch cc = (uch)(c); \
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s->d_buf[s->last_lit] = 0; \
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s->l_buf[s->last_lit++] = cc; \
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s->dyn_ltree[cc].Freq++; \
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flush = (s->last_lit == s->lit_bufsize-1); \
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}
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# define _tr_tally_dist(s, distance, length, flush) \
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{ uch len = (length); \
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ush dist = (distance); \
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{ uch len = (uch)(length); \
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ush dist = (ush)(distance); \
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s->d_buf[s->last_lit] = dist; \
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s->l_buf[s->last_lit++] = len; \
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dist--; \
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4
deps/zlib/trees.c
vendored
4
deps/zlib/trees.c
vendored
@ -605,7 +605,7 @@ local void gen_codes (tree, max_code, bl_count)
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int len = tree[n].Len;
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if (len == 0) continue;
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/* Now reverse the bits */
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tree[n].Code = bi_reverse(next_code[len]++, len);
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tree[n].Code = (ush)bi_reverse(next_code[len]++, len);
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Tracecv(tree != static_ltree, (stderr,"\nn %3d %c l %2d c %4x (%x) ",
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n, (isgraph(n) ? n : ' '), len, tree[n].Code, next_code[len]-1));
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@ -729,7 +729,7 @@ local void scan_tree (s, tree, max_code)
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if (++count < max_count && curlen == nextlen) {
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continue;
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} else if (count < min_count) {
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s->bl_tree[curlen].Freq += count;
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s->bl_tree[curlen].Freq += (ush)count;
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} else if (curlen != 0) {
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if (curlen != prevlen) s->bl_tree[curlen].Freq++;
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s->bl_tree[REP_3_6].Freq++;
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