pub const CASE_IGNORABLE: &'static [(char, char)] =
&[('\'', '\''), ('.', '.'), (':', ':'), ('^', '^'), ('`', '`'),
('\u{a8}', '\u{a8}'), ('\u{ad}', '\u{ad}'), ('\u{af}', '\u{af}'),
('\u{b4}', '\u{b4}'), ('\u{b7}', '\u{b8}'), ('\u{2b0}', '\u{36f}'),
('\u{374}', '\u{375}'), ('\u{37a}', '\u{37a}'), ('\u{384}', '\u{385}'),
('\u{387}', '\u{387}'), ('\u{483}', '\u{489}'), ('\u{559}', '\u{559}'),
('\u{591}', '\u{5bd}'), ('\u{5bf}', '\u{5bf}'), ('\u{5c1}', '\u{5c2}'),
('\u{5c4}', '\u{5c5}'), ('\u{5c7}', '\u{5c7}'), ('\u{5f4}', '\u{5f4}'),
('\u{600}', '\u{605}'), ('\u{610}', '\u{61a}'), ('\u{61c}', '\u{61c}'),
('\u{640}', '\u{640}'), ('\u{64b}', '\u{65f}'), ('\u{670}', '\u{670}'),
('\u{6d6}', '\u{6dd}'), ('\u{6df}', '\u{6e8}'), ('\u{6ea}', '\u{6ed}'),
('\u{70f}', '\u{70f}'), ('\u{711}', '\u{711}'), ('\u{730}', '\u{74a}'),
('\u{7a6}', '\u{7b0}'), ('\u{7eb}', '\u{7f5}'), ('\u{7fa}', '\u{7fa}'),
('\u{816}', '\u{82d}'), ('\u{859}', '\u{85b}'), ('\u{8d4}', '\u{902}'),
('\u{93a}', '\u{93a}'), ('\u{93c}', '\u{93c}'), ('\u{941}', '\u{948}'),
('\u{94d}', '\u{94d}'), ('\u{951}', '\u{957}'), ('\u{962}', '\u{963}'),
('\u{971}', '\u{971}'), ('\u{981}', '\u{981}'), ('\u{9bc}', '\u{9bc}'),
('\u{9c1}', '\u{9c4}'), ('\u{9cd}', '\u{9cd}'), ('\u{9e2}', '\u{9e3}'),
('\u{a01}', '\u{a02}'), ('\u{a3c}', '\u{a3c}'), ('\u{a41}', '\u{a42}'),
('\u{a47}', '\u{a48}'), ('\u{a4b}', '\u{a4d}'), ('\u{a51}', '\u{a51}'),
('\u{a70}', '\u{a71}'), ('\u{a75}', '\u{a75}'), ('\u{a81}', '\u{a82}'),
('\u{abc}', '\u{abc}'), ('\u{ac1}', '\u{ac5}'), ('\u{ac7}', '\u{ac8}'),
('\u{acd}', '\u{acd}'), ('\u{ae2}', '\u{ae3}'), ('\u{afa}', '\u{aff}'),
('\u{b01}', '\u{b01}'), ('\u{b3c}', '\u{b3c}'), ('\u{b3f}', '\u{b3f}'),
('\u{b41}', '\u{b44}'), ('\u{b4d}', '\u{b4d}'), ('\u{b56}', '\u{b56}'),
('\u{b62}', '\u{b63}'), ('\u{b82}', '\u{b82}'), ('\u{bc0}', '\u{bc0}'),
('\u{bcd}', '\u{bcd}'), ('\u{c00}', '\u{c00}'), ('\u{c3e}', '\u{c40}'),
('\u{c46}', '\u{c48}'), ('\u{c4a}', '\u{c4d}'), ('\u{c55}', '\u{c56}'),
('\u{c62}', '\u{c63}'), ('\u{c81}', '\u{c81}'), ('\u{cbc}', '\u{cbc}'),
('\u{cbf}', '\u{cbf}'), ('\u{cc6}', '\u{cc6}'), ('\u{ccc}', '\u{ccd}'),
('\u{ce2}', '\u{ce3}'), ('\u{d00}', '\u{d01}'), ('\u{d3b}', '\u{d3c}'),
('\u{d41}', '\u{d44}'), ('\u{d4d}', '\u{d4d}'), ('\u{d62}', '\u{d63}'),
('\u{dca}', '\u{dca}'), ('\u{dd2}', '\u{dd4}'), ('\u{dd6}', '\u{dd6}'),
('\u{e31}', '\u{e31}'), ('\u{e34}', '\u{e3a}'), ('\u{e46}', '\u{e4e}'),
('\u{eb1}', '\u{eb1}'), ('\u{eb4}', '\u{eb9}'), ('\u{ebb}', '\u{ebc}'),
('\u{ec6}', '\u{ec6}'), ('\u{ec8}', '\u{ecd}'), ('\u{f18}', '\u{f19}'),
('\u{f35}', '\u{f35}'), ('\u{f37}', '\u{f37}'), ('\u{f39}', '\u{f39}'),
('\u{f71}', '\u{f7e}'), ('\u{f80}', '\u{f84}'), ('\u{f86}', '\u{f87}'),
('\u{f8d}', '\u{f97}'), ('\u{f99}', '\u{fbc}'), ('\u{fc6}', '\u{fc6}'),
('\u{102d}', '\u{1030}'), ('\u{1032}', '\u{1037}'),
('\u{1039}', '\u{103a}'), ('\u{103d}', '\u{103e}'),
('\u{1058}', '\u{1059}'), ('\u{105e}', '\u{1060}'),
('\u{1071}', '\u{1074}'), ('\u{1082}', '\u{1082}'),
('\u{1085}', '\u{1086}'), ('\u{108d}', '\u{108d}'),
('\u{109d}', '\u{109d}'), ('\u{10fc}', '\u{10fc}'),
('\u{135d}', '\u{135f}'), ('\u{1712}', '\u{1714}'),
('\u{1732}', '\u{1734}'), ('\u{1752}', '\u{1753}'),
('\u{1772}', '\u{1773}'), ('\u{17b4}', '\u{17b5}'),
('\u{17b7}', '\u{17bd}'), ('\u{17c6}', '\u{17c6}'),
('\u{17c9}', '\u{17d3}'), ('\u{17d7}', '\u{17d7}'),
('\u{17dd}', '\u{17dd}'), ('\u{180b}', '\u{180e}'),
('\u{1843}', '\u{1843}'), ('\u{1885}', '\u{1886}'),
('\u{18a9}', '\u{18a9}'), ('\u{1920}', '\u{1922}'),
('\u{1927}', '\u{1928}'), ('\u{1932}', '\u{1932}'),
('\u{1939}', '\u{193b}'), ('\u{1a17}', '\u{1a18}'),
('\u{1a1b}', '\u{1a1b}'), ('\u{1a56}', '\u{1a56}'),
('\u{1a58}', '\u{1a5e}'), ('\u{1a60}', '\u{1a60}'),
('\u{1a62}', '\u{1a62}'), ('\u{1a65}', '\u{1a6c}'),
('\u{1a73}', '\u{1a7c}'), ('\u{1a7f}', '\u{1a7f}'),
('\u{1aa7}', '\u{1aa7}'), ('\u{1ab0}', '\u{1abe}'),
('\u{1b00}', '\u{1b03}'), ('\u{1b34}', '\u{1b34}'),
('\u{1b36}', '\u{1b3a}'), ('\u{1b3c}', '\u{1b3c}'),
('\u{1b42}', '\u{1b42}'), ('\u{1b6b}', '\u{1b73}'),
('\u{1b80}', '\u{1b81}'), ('\u{1ba2}', '\u{1ba5}'),
('\u{1ba8}', '\u{1ba9}'), ('\u{1bab}', '\u{1bad}'),
('\u{1be6}', '\u{1be6}'), ('\u{1be8}', '\u{1be9}'),
('\u{1bed}', '\u{1bed}'), ('\u{1bef}', '\u{1bf1}'),
('\u{1c2c}', '\u{1c33}'), ('\u{1c36}', '\u{1c37}'),
('\u{1c78}', '\u{1c7d}'), ('\u{1cd0}', '\u{1cd2}'),
('\u{1cd4}', '\u{1ce0}'), ('\u{1ce2}', '\u{1ce8}'),
('\u{1ced}', '\u{1ced}'), ('\u{1cf4}', '\u{1cf4}'),
('\u{1cf8}', '\u{1cf9}'), ('\u{1d2c}', '\u{1d6a}'),
('\u{1d78}', '\u{1d78}'), ('\u{1d9b}', '\u{1df9}'),
('\u{1dfb}', '\u{1dff}'), ('\u{1fbd}', '\u{1fbd}'),
('\u{1fbf}', '\u{1fc1}'), ('\u{1fcd}', '\u{1fcf}'),
('\u{1fdd}', '\u{1fdf}'), ('\u{1fed}', '\u{1fef}'),
('\u{1ffd}', '\u{1ffe}'), ('\u{200b}', '\u{200f}'),
('\u{2018}', '\u{2019}'), ('\u{2024}', '\u{2024}'),
('\u{2027}', '\u{2027}'), ('\u{202a}', '\u{202e}'),
('\u{2060}', '\u{2064}'), ('\u{2066}', '\u{206f}'),
('\u{2071}', '\u{2071}'), ('\u{207f}', '\u{207f}'),
('\u{2090}', '\u{209c}'), ('\u{20d0}', '\u{20f0}'),
('\u{2c7c}', '\u{2c7d}'), ('\u{2cef}', '\u{2cf1}'),
('\u{2d6f}', '\u{2d6f}'), ('\u{2d7f}', '\u{2d7f}'),
('\u{2de0}', '\u{2dff}'), ('\u{2e2f}', '\u{2e2f}'),
('\u{3005}', '\u{3005}'), ('\u{302a}', '\u{302d}'),
('\u{3031}', '\u{3035}'), ('\u{303b}', '\u{303b}'),
('\u{3099}', '\u{309e}'), ('\u{30fc}', '\u{30fe}'),
('\u{a015}', '\u{a015}'), ('\u{a4f8}', '\u{a4fd}'),
('\u{a60c}', '\u{a60c}'), ('\u{a66f}', '\u{a672}'),
('\u{a674}', '\u{a67d}'), ('\u{a67f}', '\u{a67f}'),
('\u{a69c}', '\u{a69f}'), ('\u{a6f0}', '\u{a6f1}'),
('\u{a700}', '\u{a721}'), ('\u{a770}', '\u{a770}'),
('\u{a788}', '\u{a78a}'), ('\u{a7f8}', '\u{a7f9}'),
('\u{a802}', '\u{a802}'), ('\u{a806}', '\u{a806}'),
('\u{a80b}', '\u{a80b}'), ('\u{a825}', '\u{a826}'),
('\u{a8c4}', '\u{a8c5}'), ('\u{a8e0}', '\u{a8f1}'),
('\u{a926}', '\u{a92d}'), ('\u{a947}', '\u{a951}'),
('\u{a980}', '\u{a982}'), ('\u{a9b3}', '\u{a9b3}'),
('\u{a9b6}', '\u{a9b9}'), ('\u{a9bc}', '\u{a9bc}'),
('\u{a9cf}', '\u{a9cf}'), ('\u{a9e5}', '\u{a9e6}'),
('\u{aa29}', '\u{aa2e}'), ('\u{aa31}', '\u{aa32}'),
('\u{aa35}', '\u{aa36}'), ('\u{aa43}', '\u{aa43}'),
('\u{aa4c}', '\u{aa4c}'), ('\u{aa70}', '\u{aa70}'),
('\u{aa7c}', '\u{aa7c}'), ('\u{aab0}', '\u{aab0}'),
('\u{aab2}', '\u{aab4}'), ('\u{aab7}', '\u{aab8}'),
('\u{aabe}', '\u{aabf}'), ('\u{aac1}', '\u{aac1}'),
('\u{aadd}', '\u{aadd}'), ('\u{aaec}', '\u{aaed}'),
('\u{aaf3}', '\u{aaf4}'), ('\u{aaf6}', '\u{aaf6}'),
('\u{ab5b}', '\u{ab5f}'), ('\u{abe5}', '\u{abe5}'),
('\u{abe8}', '\u{abe8}'), ('\u{abed}', '\u{abed}'),
('\u{fb1e}', '\u{fb1e}'), ('\u{fbb2}', '\u{fbc1}'),
('\u{fe00}', '\u{fe0f}'), ('\u{fe13}', '\u{fe13}'),
('\u{fe20}', '\u{fe2f}'), ('\u{fe52}', '\u{fe52}'),
('\u{fe55}', '\u{fe55}'), ('\u{feff}', '\u{feff}'),
('\u{ff07}', '\u{ff07}'), ('\u{ff0e}', '\u{ff0e}'),
('\u{ff1a}', '\u{ff1a}'), ('\u{ff3e}', '\u{ff3e}'),
('\u{ff40}', '\u{ff40}'), ('\u{ff70}', '\u{ff70}'),
('\u{ff9e}', '\u{ff9f}'), ('\u{ffe3}', '\u{ffe3}'),
('\u{fff9}', '\u{fffb}'), ('\u{101fd}', '\u{101fd}'),
('\u{102e0}', '\u{102e0}'), ('\u{10376}', '\u{1037a}'),
('\u{10a01}', '\u{10a03}'), ('\u{10a05}', '\u{10a06}'),
('\u{10a0c}', '\u{10a0f}'), ('\u{10a38}', '\u{10a3a}'),
('\u{10a3f}', '\u{10a3f}'), ('\u{10ae5}', '\u{10ae6}'),
('\u{11001}', '\u{11001}'), ('\u{11038}', '\u{11046}'),
('\u{1107f}', '\u{11081}'), ('\u{110b3}', '\u{110b6}'),
('\u{110b9}', '\u{110ba}'), ('\u{110bd}', '\u{110bd}'),
('\u{11100}', '\u{11102}'), ('\u{11127}', '\u{1112b}'),
('\u{1112d}', '\u{11134}'), ('\u{11173}', '\u{11173}'),
('\u{11180}', '\u{11181}'), ('\u{111b6}', '\u{111be}'),
('\u{111ca}', '\u{111cc}'), ('\u{1122f}', '\u{11231}'),
('\u{11234}', '\u{11234}'), ('\u{11236}', '\u{11237}'),
('\u{1123e}', '\u{1123e}'), ('\u{112df}', '\u{112df}'),
('\u{112e3}', '\u{112ea}'), ('\u{11300}', '\u{11301}'),
('\u{1133c}', '\u{1133c}'), ('\u{11340}', '\u{11340}'),
('\u{11366}', '\u{1136c}'), ('\u{11370}', '\u{11374}'),
('\u{11438}', '\u{1143f}'), ('\u{11442}', '\u{11444}'),
('\u{11446}', '\u{11446}'), ('\u{114b3}', '\u{114b8}'),
('\u{114ba}', '\u{114ba}'), ('\u{114bf}', '\u{114c0}'),
('\u{114c2}', '\u{114c3}'), ('\u{115b2}', '\u{115b5}'),
('\u{115bc}', '\u{115bd}'), ('\u{115bf}', '\u{115c0}'),
('\u{115dc}', '\u{115dd}'), ('\u{11633}', '\u{1163a}'),
('\u{1163d}', '\u{1163d}'), ('\u{1163f}', '\u{11640}'),
('\u{116ab}', '\u{116ab}'), ('\u{116ad}', '\u{116ad}'),
('\u{116b0}', '\u{116b5}'), ('\u{116b7}', '\u{116b7}'),
('\u{1171d}', '\u{1171f}'), ('\u{11722}', '\u{11725}'),
('\u{11727}', '\u{1172b}'), ('\u{11a01}', '\u{11a06}'),
('\u{11a09}', '\u{11a0a}'), ('\u{11a33}', '\u{11a38}'),
('\u{11a3b}', '\u{11a3e}'), ('\u{11a47}', '\u{11a47}'),
('\u{11a51}', '\u{11a56}'), ('\u{11a59}', '\u{11a5b}'),
('\u{11a8a}', '\u{11a96}'), ('\u{11a98}', '\u{11a99}'),
('\u{11c30}', '\u{11c36}'), ('\u{11c38}', '\u{11c3d}'),
('\u{11c3f}', '\u{11c3f}'), ('\u{11c92}', '\u{11ca7}'),
('\u{11caa}', '\u{11cb0}'), ('\u{11cb2}', '\u{11cb3}'),
('\u{11cb5}', '\u{11cb6}'), ('\u{11d31}', '\u{11d36}'),
('\u{11d3a}', '\u{11d3a}'), ('\u{11d3c}', '\u{11d3d}'),
('\u{11d3f}', '\u{11d45}'), ('\u{11d47}', '\u{11d47}'),
('\u{16af0}', '\u{16af4}'), ('\u{16b30}', '\u{16b36}'),
('\u{16b40}', '\u{16b43}'), ('\u{16f8f}', '\u{16f9f}'),
('\u{16fe0}', '\u{16fe1}'), ('\u{1bc9d}', '\u{1bc9e}'),
('\u{1bca0}', '\u{1bca3}'), ('\u{1d167}', '\u{1d169}'),
('\u{1d173}', '\u{1d182}'), ('\u{1d185}', '\u{1d18b}'),
('\u{1d1aa}', '\u{1d1ad}'), ('\u{1d242}', '\u{1d244}'),
('\u{1da00}', '\u{1da36}'), ('\u{1da3b}', '\u{1da6c}'),
('\u{1da75}', '\u{1da75}'), ('\u{1da84}', '\u{1da84}'),
('\u{1da9b}', '\u{1da9f}'), ('\u{1daa1}', '\u{1daaf}'),
('\u{1e000}', '\u{1e006}'), ('\u{1e008}', '\u{1e018}'),
('\u{1e01b}', '\u{1e021}'), ('\u{1e023}', '\u{1e024}'),
('\u{1e026}', '\u{1e02a}'), ('\u{1e8d0}', '\u{1e8d6}'),
('\u{1e944}', '\u{1e94a}'), ('\u{1f3fb}', '\u{1f3ff}'),
('\u{e0001}', '\u{e0001}'), ('\u{e0020}', '\u{e007f}'),
('\u{e0100}', '\u{e01ef}')]