matches = alloca(uncompressed_len * sizeof(matches[0]));
udata = alloca(uncompressed_len + 8);
prev_tab = alloca(uncompressed_len * sizeof(prev_tab[0]));
matches = alloca(uncompressed_len * sizeof(matches[0]));
udata = alloca(uncompressed_len + 8);
prev_tab = alloca(uncompressed_len * sizeof(prev_tab[0]));