# This set of tests is for UTF support, including Unicode properties. The 
# Unicode tests are all compatible with all versions of Perl >= 5.10, but
# some of the property tests may differ because of different versions of
# Unicode in use by PCRE2 and Perl.

#perltest

/a.b/utf
    acb
 0: acb
    a\x7fb
 0: a\x{7f}b
    a\x{100}b
 0: a\x{100}b
    *** Failers
No match
    a\nb
No match

/a(.{3})b/utf
    a\x{4000}xyb
 0: a\x{4000}xyb
 1: \x{4000}xy
    a\x{4000}\x7fyb
 0: a\x{4000}\x{7f}yb
 1: \x{4000}\x{7f}y
    a\x{4000}\x{100}yb
 0: a\x{4000}\x{100}yb
 1: \x{4000}\x{100}y
    *** Failers
No match
    a\x{4000}b
No match
    ac\ncb
No match

/a(.*?)(.)/
    a\xc0\x88b
 0: a\xc0
 1: 
 2: \xc0

/a(.*?)(.)/utf
    a\x{100}b
 0: a\x{100}
 1: 
 2: \x{100}

/a(.*)(.)/
    a\xc0\x88b
 0: a\xc0\x88b
 1: \xc0\x88
 2: b

/a(.*)(.)/utf
    a\x{100}b
 0: a\x{100}b
 1: \x{100}
 2: b

/a(.)(.)/
    a\xc0\x92bcd
 0: a\xc0\x92
 1: \xc0
 2: \x92

/a(.)(.)/utf
    a\x{240}bcd
 0: a\x{240}b
 1: \x{240}
 2: b

/a(.?)(.)/
    a\xc0\x92bcd
 0: a\xc0\x92
 1: \xc0
 2: \x92

/a(.?)(.)/utf
    a\x{240}bcd
 0: a\x{240}b
 1: \x{240}
 2: b

/a(.??)(.)/
    a\xc0\x92bcd
 0: a\xc0
 1: 
 2: \xc0

/a(.??)(.)/utf
    a\x{240}bcd
 0: a\x{240}
 1: 
 2: \x{240}

/a(.{3})b/utf
    a\x{1234}xyb
 0: a\x{1234}xyb
 1: \x{1234}xy
    a\x{1234}\x{4321}yb
 0: a\x{1234}\x{4321}yb
 1: \x{1234}\x{4321}y
    a\x{1234}\x{4321}\x{3412}b
 0: a\x{1234}\x{4321}\x{3412}b
 1: \x{1234}\x{4321}\x{3412}
    *** Failers
No match
    a\x{1234}b
No match
    ac\ncb
No match

/a(.{3,})b/utf
    a\x{1234}xyb
 0: a\x{1234}xyb
 1: \x{1234}xy
    a\x{1234}\x{4321}yb
 0: a\x{1234}\x{4321}yb
 1: \x{1234}\x{4321}y
    a\x{1234}\x{4321}\x{3412}b
 0: a\x{1234}\x{4321}\x{3412}b
 1: \x{1234}\x{4321}\x{3412}
    axxxxbcdefghijb
 0: axxxxbcdefghijb
 1: xxxxbcdefghij
    a\x{1234}\x{4321}\x{3412}\x{3421}b
 0: a\x{1234}\x{4321}\x{3412}\x{3421}b
 1: \x{1234}\x{4321}\x{3412}\x{3421}
    *** Failers
No match
    a\x{1234}b
No match

/a(.{3,}?)b/utf
    a\x{1234}xyb
 0: a\x{1234}xyb
 1: \x{1234}xy
    a\x{1234}\x{4321}yb
 0: a\x{1234}\x{4321}yb
 1: \x{1234}\x{4321}y
    a\x{1234}\x{4321}\x{3412}b
 0: a\x{1234}\x{4321}\x{3412}b
 1: \x{1234}\x{4321}\x{3412}
    axxxxbcdefghijb
 0: axxxxb
 1: xxxx
    a\x{1234}\x{4321}\x{3412}\x{3421}b
 0: a\x{1234}\x{4321}\x{3412}\x{3421}b
 1: \x{1234}\x{4321}\x{3412}\x{3421}
    *** Failers
No match
    a\x{1234}b
No match

/a(.{3,5})b/utf
    a\x{1234}xyb
 0: a\x{1234}xyb
 1: \x{1234}xy
    a\x{1234}\x{4321}yb
 0: a\x{1234}\x{4321}yb
 1: \x{1234}\x{4321}y
    a\x{1234}\x{4321}\x{3412}b
 0: a\x{1234}\x{4321}\x{3412}b
 1: \x{1234}\x{4321}\x{3412}
    axxxxbcdefghijb
 0: axxxxb
 1: xxxx
    a\x{1234}\x{4321}\x{3412}\x{3421}b
 0: a\x{1234}\x{4321}\x{3412}\x{3421}b
 1: \x{1234}\x{4321}\x{3412}\x{3421}
    axbxxbcdefghijb
 0: axbxxb
 1: xbxx
    axxxxxbcdefghijb
 0: axxxxxb
 1: xxxxx
    *** Failers
No match
    a\x{1234}b
No match
    axxxxxxbcdefghijb
No match

/a(.{3,5}?)b/utf
    a\x{1234}xyb
 0: a\x{1234}xyb
 1: \x{1234}xy
    a\x{1234}\x{4321}yb
 0: a\x{1234}\x{4321}yb
 1: \x{1234}\x{4321}y
    a\x{1234}\x{4321}\x{3412}b
 0: a\x{1234}\x{4321}\x{3412}b
 1: \x{1234}\x{4321}\x{3412}
    axxxxbcdefghijb
 0: axxxxb
 1: xxxx
    a\x{1234}\x{4321}\x{3412}\x{3421}b
 0: a\x{1234}\x{4321}\x{3412}\x{3421}b
 1: \x{1234}\x{4321}\x{3412}\x{3421}
    axbxxbcdefghijb
 0: axbxxb
 1: xbxx
    axxxxxbcdefghijb
 0: axxxxxb
 1: xxxxx
    *** Failers
No match
    a\x{1234}b
No match
    axxxxxxbcdefghijb
No match

/^[a\x{c0}]/utf
    *** Failers
No match
    \x{100}
No match

/(?<=aXb)cd/utf
    aXbcd
 0: cd

/(?<=a\x{100}b)cd/utf
    a\x{100}bcd
 0: cd

/(?<=a\x{100000}b)cd/utf
    a\x{100000}bcd
 0: cd

/(?:\x{100}){3}b/utf
    \x{100}\x{100}\x{100}b
 0: \x{100}\x{100}\x{100}b
    *** Failers
No match
    \x{100}\x{100}b
No match

/\x{ab}/utf
    \x{ab}
 0: \x{ab}
    \xc2\xab
 0: \x{ab}
    *** Failers
No match
    \x00{ab}
No match

/(?<=(.))X/utf
    WXYZ
 0: X
 1: W
    \x{256}XYZ
 0: X
 1: \x{256}
    *** Failers
No match
    XYZ
No match

/[^a]+/g,utf
    bcd
 0: bcd
    \x{100}aY\x{256}Z
 0: \x{100}
 0: Y\x{256}Z

/^[^a]{2}/utf
    \x{100}bc
 0: \x{100}b

/^[^a]{2,}/utf
    \x{100}bcAa
 0: \x{100}bcA

/^[^a]{2,}?/utf
    \x{100}bca
 0: \x{100}b

/[^a]+/gi,utf
    bcd
 0: bcd
    \x{100}aY\x{256}Z
 0: \x{100}
 0: Y\x{256}Z

/^[^a]{2}/i,utf
    \x{100}bc
 0: \x{100}b

/^[^a]{2,}/i,utf
    \x{100}bcAa
 0: \x{100}bc

/^[^a]{2,}?/i,utf
    \x{100}bca
 0: \x{100}b

/\x{100}{0,0}/utf
    abcd
 0: 

/\x{100}?/utf
    abcd
 0: 
    \x{100}\x{100}
 0: \x{100}

/\x{100}{0,3}/utf
    \x{100}\x{100}
 0: \x{100}\x{100}
    \x{100}\x{100}\x{100}\x{100}
 0: \x{100}\x{100}\x{100}

/\x{100}*/utf
    abce
 0: 
    \x{100}\x{100}\x{100}\x{100}
 0: \x{100}\x{100}\x{100}\x{100}

/\x{100}{1,1}/utf
    abcd\x{100}\x{100}\x{100}\x{100}
 0: \x{100}

/\x{100}{1,3}/utf
    abcd\x{100}\x{100}\x{100}\x{100}
 0: \x{100}\x{100}\x{100}

/\x{100}+/utf
    abcd\x{100}\x{100}\x{100}\x{100}
 0: \x{100}\x{100}\x{100}\x{100}

/\x{100}{3}/utf
    abcd\x{100}\x{100}\x{100}XX
 0: \x{100}\x{100}\x{100}

/\x{100}{3,5}/utf
    abcd\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}XX
 0: \x{100}\x{100}\x{100}\x{100}\x{100}

/\x{100}{3,}/utf
    abcd\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}XX
 0: \x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}

/(?<=a\x{100}{2}b)X/utf,aftertext
    Xyyya\x{100}\x{100}bXzzz
 0: X
 0+ zzz

/\D*/utf
  aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 0: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

/\D*/utf
  \x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}
 0: \x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}\x{100}

/\D/utf
    1X2
 0: X
    1\x{100}2
 0: \x{100}

/>\S/utf
    > >X Y
 0: >X
    > >\x{100} Y
 0: >\x{100}

/\d/utf
    \x{100}3
 0: 3

/\s/utf
    \x{100} X
 0:  

/\D+/utf
    12abcd34
 0: abcd
    *** Failers
 0: *** Failers
    1234
No match

/\D{2,3}/utf
    12abcd34
 0: abc
    12ab34
 0: ab
    *** Failers
 0: ***
    1234
No match
    12a34
No match

/\D{2,3}?/utf
    12abcd34
 0: ab
    12ab34
 0: ab
    *** Failers
 0: **
    1234
No match
    12a34
No match

/\d+/utf
    12abcd34
 0: 12
    *** Failers
No match

/\d{2,3}/utf
    12abcd34
 0: 12
    1234abcd
 0: 123
    *** Failers
No match
    1.4
No match

/\d{2,3}?/utf
    12abcd34
 0: 12
    1234abcd
 0: 12
    *** Failers
No match
    1.4
No match

/\S+/utf
    12abcd34
 0: 12abcd34
    *** Failers
 0: ***
    \    \
No match

/\S{2,3}/utf
    12abcd34
 0: 12a
    1234abcd
 0: 123
    *** Failers
 0: ***
    \     \
No match

/\S{2,3}?/utf
    12abcd34
 0: 12
    1234abcd
 0: 12
    *** Failers
 0: **
    \     \
No match

/>\s+</utf,aftertext
    12>      <34
 0: >      <
 0+ 34
    *** Failers
No match

/>\s{2,3}</utf,aftertext
    ab>  <cd
 0: >  <
 0+ cd
    ab>   <ce
 0: >   <
 0+ ce
    *** Failers
No match
    ab>    <cd
No match

/>\s{2,3}?</utf,aftertext
    ab>  <cd
 0: >  <
 0+ cd
    ab>   <ce
 0: >   <
 0+ ce
    *** Failers
No match
    ab>    <cd
No match

/\w+/utf
    12      34
 0: 12
    *** Failers
 0: Failers
    +++=*!
No match

/\w{2,3}/utf
    ab  cd
 0: ab
    abcd ce
 0: abc
    *** Failers
 0: Fai
    a.b.c
No match

/\w{2,3}?/utf
    ab  cd
 0: ab
    abcd ce
 0: ab
    *** Failers
 0: Fa
    a.b.c
No match

/\W+/utf
    12====34
 0: ====
    *** Failers
 0: *** 
    abcd
No match

/\W{2,3}/utf
    ab====cd
 0: ===
    ab==cd
 0: ==
    *** Failers
 0: ***
    a.b.c
No match

/\W{2,3}?/utf
    ab====cd
 0: ==
    ab==cd
 0: ==
    *** Failers
 0: **
    a.b.c
No match

/[\x{100}]/utf
    \x{100}
 0: \x{100}
    Z\x{100}
 0: \x{100}
    \x{100}Z
 0: \x{100}
    *** Failers
No match

/[Z\x{100}]/utf
    Z\x{100}
 0: Z
    \x{100}
 0: \x{100}
    \x{100}Z
 0: \x{100}
    *** Failers
No match

/[\x{100}\x{200}]/utf
   ab\x{100}cd
 0: \x{100}
   ab\x{200}cd
 0: \x{200}
   *** Failers
No match

/[\x{100}-\x{200}]/utf
   ab\x{100}cd
 0: \x{100}
   ab\x{200}cd
 0: \x{200}
   ab\x{111}cd
 0: \x{111}
   *** Failers
No match

/[z-\x{200}]/utf
   ab\x{100}cd
 0: \x{100}
   ab\x{200}cd
 0: \x{200}
   ab\x{111}cd
 0: \x{111}
   abzcd
 0: z
   ab|cd
 0: |
   *** Failers
No match

/[Q\x{100}\x{200}]/utf
   ab\x{100}cd
 0: \x{100}
   ab\x{200}cd
 0: \x{200}
   Q?
 0: Q
   *** Failers
No match

/[Q\x{100}-\x{200}]/utf
   ab\x{100}cd
 0: \x{100}
   ab\x{200}cd
 0: \x{200}
   ab\x{111}cd
 0: \x{111}
   Q?
 0: Q
   *** Failers
No match

/[Qz-\x{200}]/utf
   ab\x{100}cd
 0: \x{100}
   ab\x{200}cd
 0: \x{200}
   ab\x{111}cd
 0: \x{111}
   abzcd
 0: z
   ab|cd
 0: |
   Q?
 0: Q
   *** Failers
No match

/[\x{100}\x{200}]{1,3}/utf
   ab\x{100}cd
 0: \x{100}
   ab\x{200}cd
 0: \x{200}
   ab\x{200}\x{100}\x{200}\x{100}cd
 0: \x{200}\x{100}\x{200}
   *** Failers
No match

/[\x{100}\x{200}]{1,3}?/utf
   ab\x{100}cd
 0: \x{100}
   ab\x{200}cd
 0: \x{200}
   ab\x{200}\x{100}\x{200}\x{100}cd
 0: \x{200}
   *** Failers
No match

/[Q\x{100}\x{200}]{1,3}/utf
   ab\x{100}cd
 0: \x{100}
   ab\x{200}cd
 0: \x{200}
   ab\x{200}\x{100}\x{200}\x{100}cd
 0: \x{200}\x{100}\x{200}
   *** Failers
No match

/[Q\x{100}\x{200}]{1,3}?/utf
   ab\x{100}cd
 0: \x{100}
   ab\x{200}cd
 0: \x{200}
   ab\x{200}\x{100}\x{200}\x{100}cd
 0: \x{200}
   *** Failers
No match

/(?<=[\x{100}\x{200}])X/utf
    abc\x{200}X
 0: X
    abc\x{100}X
 0: X
    *** Failers
No match
    X
No match

/(?<=[Q\x{100}\x{200}])X/utf
    abc\x{200}X
 0: X
    abc\x{100}X
 0: X
    abQX
 0: X
    *** Failers
No match
    X
No match

/(?<=[\x{100}\x{200}]{3})X/utf
    abc\x{100}\x{200}\x{100}X
 0: X
    *** Failers
No match
    abc\x{200}X
No match
    X
No match

/[^\x{100}\x{200}]X/utf
    AX
 0: AX
    \x{150}X
 0: \x{150}X
    \x{500}X
 0: \x{500}X
    *** Failers
No match
    \x{100}X
No match
    \x{200}X
No match

/[^Q\x{100}\x{200}]X/utf
    AX
 0: AX
    \x{150}X
 0: \x{150}X
    \x{500}X
 0: \x{500}X
    *** Failers
No match
    \x{100}X
No match
    \x{200}X
No match
    QX
No match

/[^\x{100}-\x{200}]X/utf
    AX
 0: AX
    \x{500}X
 0: \x{500}X
    *** Failers
No match
    \x{100}X
No match
    \x{150}X
No match
    \x{200}X
No match

/[z-\x{100}]/i,utf
    z
 0: z
    Z
 0: Z
    \x{100}
 0: \x{100}
    *** Failers
No match
    \x{102}
No match
    y
No match

/[\xFF]/
    >\xff<
 0: \xff

/[\xff]/utf
    >\x{ff}<
 0: \x{ff}

/[^\xFF]/
    XYZ
 0: X

/[^\xff]/utf
    XYZ
 0: X
    \x{123}
 0: \x{123}

/^[ac]*b/utf
  xb
No match

/^[ac\x{100}]*b/utf
  xb
No match

/^[^x]*b/i,utf
  xb
No match

/^[^x]*b/utf
  xb
No match

/^\d*b/utf
  xb
No match

/(|a)/g,utf
    catac
 0: 
 1: 
 0: 
 1: 
 0: a
 1: a
 0: 
 1: 
 0: 
 1: 
 0: a
 1: a
 0: 
 1: 
 0: 
 1: 
    a\x{256}a
 0: 
 1: 
 0: a
 1: a
 0: 
 1: 
 0: 
 1: 
 0: a
 1: a
 0: 
 1: 

/^\x{85}$/i,utf
    \x{85}
 0: \x{85}

/^ሴ/utf
    ሴ
 0: \x{1234}

/^\ሴ/utf
    ሴ
 0: \x{1234}

"(?s)(.{1,5})"utf
    abcdefg
 0: abcde
 1: abcde
    ab
 0: ab
 1: ab

/a*\x{100}*\w/utf
    a
 0: a

/\S\S/g,utf
    A\x{a3}BC
 0: A\x{a3}
 0: BC

/\S{2}/g,utf
    A\x{a3}BC
 0: A\x{a3}
 0: BC

/\W\W/g,utf
    +\x{a3}==
 0: +\x{a3}
 0: ==

/\W{2}/g,utf
    +\x{a3}==
 0: +\x{a3}
 0: ==

/\S/g,utf
    \x{442}\x{435}\x{441}\x{442}
 0: \x{442}
 0: \x{435}
 0: \x{441}
 0: \x{442}

/[\S]/g,utf
    \x{442}\x{435}\x{441}\x{442}
 0: \x{442}
 0: \x{435}
 0: \x{441}
 0: \x{442}

/\D/g,utf
    \x{442}\x{435}\x{441}\x{442}
 0: \x{442}
 0: \x{435}
 0: \x{441}
 0: \x{442}

/[\D]/g,utf
    \x{442}\x{435}\x{441}\x{442}
 0: \x{442}
 0: \x{435}
 0: \x{441}
 0: \x{442}

/\W/g,utf
    \x{2442}\x{2435}\x{2441}\x{2442}
 0: \x{2442}
 0: \x{2435}
 0: \x{2441}
 0: \x{2442}

/[\W]/g,utf
    \x{2442}\x{2435}\x{2441}\x{2442}
 0: \x{2442}
 0: \x{2435}
 0: \x{2441}
 0: \x{2442}

/[\S\s]*/utf
    abc\n\r\x{442}\x{435}\x{441}\x{442}xyz
 0: abc\x{0a}\x{0d}\x{442}\x{435}\x{441}\x{442}xyz

/[\x{41f}\S]/g,utf
    \x{442}\x{435}\x{441}\x{442}
 0: \x{442}
 0: \x{435}
 0: \x{441}
 0: \x{442}

/.[^\S]./g,utf
    abc def\x{442}\x{443}xyz\npqr
 0: c d
 0: z\x{0a}p

/.[^\S\n]./g,utf
    abc def\x{442}\x{443}xyz\npqr
 0: c d

/[[:^alnum:]]/g,utf
    +\x{2442}
 0: +
 0: \x{2442}

/[[:^alpha:]]/g,utf
    +\x{2442}
 0: +
 0: \x{2442}

/[[:^ascii:]]/g,utf
    A\x{442}
 0: \x{442}

/[[:^blank:]]/g,utf
    A\x{442}
 0: A
 0: \x{442}

/[[:^cntrl:]]/g,utf
    A\x{442}
 0: A
 0: \x{442}

/[[:^digit:]]/g,utf
    A\x{442}
 0: A
 0: \x{442}

/[[:^graph:]]/g,utf
    \x19\x{e01ff}
 0: \x{19}
 0: \x{e01ff}

/[[:^lower:]]/g,utf
    A\x{422}
 0: A
 0: \x{422}

/[[:^print:]]/g,utf
    \x{19}\x{e01ff}
 0: \x{19}
 0: \x{e01ff}

/[[:^punct:]]/g,utf
    A\x{442}
 0: A
 0: \x{442}

/[[:^space:]]/g,utf
    A\x{442}
 0: A
 0: \x{442}

/[[:^upper:]]/g,utf
    a\x{442}
 0: a
 0: \x{442}

/[[:^word:]]/g,utf
    +\x{2442}
 0: +
 0: \x{2442}

/[[:^xdigit:]]/g,utf
    M\x{442}
 0: M
 0: \x{442}

/[^ABCDEFGHIJKLMNOPQRSTUVWXYZÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮİIJĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŸŹŻŽƁƂƄƆƇƉƊƋƎƏƐƑƓƔƖƗƘƜƝƟƠƢƤƦƧƩƬƮƯƱƲƳƵƷƸƼDŽLJNJǍǏǑǓǕǗǙǛǞǠǢǤǦǨǪǬǮDZǴǶǷǸǺǼǾȀȂȄȆȈȊȌȎȐȒȔȖȘȚȜȞȠȢȤȦȨȪȬȮȰȲȺȻȽȾɁΆΈΉΊΌΎΏΑΒΓΔΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΩΪΫϒϓϔϘϚϜϞϠϢϤϦϨϪϬϮϴϷϹϺϽϾϿЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯѠѢѤѦѨѪѬѮѰѲѴѶѸѺѼѾҀҊҌҎҐҒҔҖҘҚҜҞҠҢҤҦҨҪҬҮҰҲҴҶҸҺҼҾӀӁӃӅӇӉӋӍӐӒӔӖӘӚӜӞӠӢӤӦӨӪӬӮӰӲӴӶӸԀԂԄԆԈԊԌԎԱԲԳԴԵԶԷԸԹԺԻԼԽԾԿՀՁՂՃՄՅՆՇՈՉՊՋՌՍՎՏՐՑՒՓՔՕՖႠႡႢႣႤႥႦႧႨႩႪႫႬႭႮႯႰႱႲႳႴႵႶႷႸႹႺႻႼႽႾႿჀჁჂჃჄჅḀḂḄḆḈḊḌḎḐḒḔḖḘḚḜḞḠḢḤḦḨḪḬḮḰḲḴḶḸḺḼḾṀṂṄṆṈṊṌṎṐṒṔṖṘṚṜṞṠṢṤṦṨṪṬṮṰṲṴṶṸṺṼṾẀẂẄẆẈẊẌẎẐẒẔẠẢẤẦẨẪẬẮẰẲẴẶẸẺẼẾỀỂỄỆỈỊỌỎỐỒỔỖỘỚỜỞỠỢỤỦỨỪỬỮỰỲỴỶỸἈἉἊἋἌἍἎἏἘἙἚἛἜἝἨἩἪἫἬἭἮἯἸἹἺἻἼἽἾἿὈὉὊὋὌὍὙὛὝὟὨὩὪὫὬὭὮὯᾸᾹᾺΆῈΈῊΉῘῙῚΊῨῩῪΎῬῸΌῺΏabcdefghijklmnopqrstuvwxyzªµºßàáâãäåæçèéêëìíîïðñòóôõöøùúûüýþÿāăąćĉċčďđēĕėęěĝğġģĥħĩīĭįıijĵķĸĺļľŀłńņňʼnŋōŏőœŕŗřśŝşšţťŧũūŭůűųŵŷźżžſƀƃƅƈƌƍƒƕƙƚƛƞơƣƥƨƪƫƭưƴƶƹƺƽƾƿdžljnjǎǐǒǔǖǘǚǜǝǟǡǣǥǧǩǫǭǯǰdzǵǹǻǽǿȁȃȅȇȉȋȍȏȑȓȕȗșțȝȟȡȣȥȧȩȫȭȯȱȳȴȵȶȷȸȹȼȿɀɐɑɒɓɔɕɖɗɘəɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯΐάέήίΰαβγδεζηθικλμνξοπρςστυφχψωϊϋόύώϐϑϕϖϗϙϛϝϟϡϣϥϧϩϫϭϯϰϱϲϳϵϸϻϼабвгдежзийклмнопрстуфхцчшщъыьэюяѐёђѓєѕіїјљњћќѝўџѡѣѥѧѩѫѭѯѱѳѵѷѹѻѽѿҁҋҍҏґғҕҗҙқҝҟҡңҥҧҩҫҭүұҳҵҷҹһҽҿӂӄӆӈӊӌӎӑӓӕӗәӛӝӟӡӣӥӧөӫӭӯӱӳӵӷӹԁԃԅԇԉԋԍԏաբգդեզէըթժիլխծկհձղճմյնշոչպջռսվտրցւփքօֆևᴀᴁᴂᴃᴄᴅᴆᴇᴈᴉᴊᴋᴌᴍᴎᴏᴐᴑᴒᴓᴔᴕᴖᴗᴘᴙᴚᴛᴜᴝᴞᴟᴠᴡᴢᴣᴤᴥᴦᴧᴨᴩᴪᴫᵢᵣᵤᵥᵦᵧᵨᵩᵪᵫᵬᵭᵮᵯᵰᵱᵲᵳᵴᵵᵶᵷᵹᵺᵻᵼᵽᵾᵿᶀᶁᶂᶃᶄᶅᶆᶇᶈᶉᶊᶋᶌᶍᶎᶏᶐᶑᶒᶓᶔᶕᶖᶗᶘᶙᶚḁḃḅḇḉḋḍḏḑḓḕḗḙḛḝḟḡḣḥḧḩḫḭḯḱḳḵḷḹḻḽḿṁṃṅṇṉṋṍṏṑṓṕṗṙṛṝṟṡṣṥṧṩṫṭṯṱṳṵṷṹṻṽṿẁẃẅẇẉẋẍẏẑẓẕẖẗẘẙẚẛạảấầẩẫậắằẳẵặẹẻẽếềểễệỉịọỏốồổỗộớờởỡợụủứừửữựỳỵỷỹἀἁἂἃἄἅἆἇἐἑἒἓἔἕἠἡἢἣἤἥἦἧἰἱἲἳἴἵἶἷὀὁὂὃὄὅὐὑὒὓὔὕὖὗὠὡὢὣὤὥὦὧὰάὲέὴήὶίὸόὺύὼώᾀᾁᾂᾃᾄᾅᾆᾇᾐᾑᾒᾓᾔᾕᾖᾗᾠᾡᾢᾣᾤᾥᾦᾧᾰᾱᾲᾳᾴᾶᾷιῂῃῄῆῇῐῑῒΐῖῗῠῡῢΰῤῥῦῧῲῳῴῶῷⲁⲃⲅⲇⲉⲋⲍⲏⲑⲓⲕⲗⲙⲛⲝⲟⲡⲣⲥⲧⲩⲫⲭⲯⲱⲳⲵⲷⲹⲻⲽⲿⳁⳃⳅⳇⳉⳋⳍⳏⳑⳓⳕⳗⳙⳛⳝⳟⳡⳣⳤⴀⴁⴂⴃⴄⴅⴆⴇⴈⴉⴊⴋⴌⴍⴎⴏⴐⴑⴒⴓⴔⴕⴖⴗⴘⴙⴚⴛⴜⴝⴞⴟⴠⴡⴢⴣⴤⴥfffiflffifflſtstﬓﬔﬕﬖﬗ\d-_^]/utf

/^[^d]*?$/
    abc
 0: abc

/^[^d]*?$/utf
    abc
 0: abc

/^[^d]*?$/i
    abc
 0: abc

/^[^d]*?$/i,utf
    abc
 0: abc

/(?i)[\xc3\xa9\xc3\xbd]|[\xc3\xa9\xc3\xbdA]/utf

/^[a\x{c0}]b/utf
    \x{c0}b
 0: \x{c0}b

/^([a\x{c0}]*?)aa/utf
    a\x{c0}aaaa/
 0: a\x{c0}aa
 1: a\x{c0}

/^([a\x{c0}]*?)aa/utf
    a\x{c0}aaaa/
 0: a\x{c0}aa
 1: a\x{c0}
    a\x{c0}a\x{c0}aaa/
 0: a\x{c0}a\x{c0}aa
 1: a\x{c0}a\x{c0}

/^([a\x{c0}]*)aa/utf
    a\x{c0}aaaa/
 0: a\x{c0}aaaa
 1: a\x{c0}aa
    a\x{c0}a\x{c0}aaa/
 0: a\x{c0}a\x{c0}aaa
 1: a\x{c0}a\x{c0}a

/^([a\x{c0}]*)a\x{c0}/utf
    a\x{c0}aaaa/
 0: a\x{c0}
 1: 
    a\x{c0}a\x{c0}aaa/
 0: a\x{c0}a\x{c0}
 1: a\x{c0}

/A*/g,utf
    AAB\x{123}BAA
 0: AA
 0: 
 0: 
 0: 
 0: AA
 0: 

/(abc)\1/i,utf
   abc
No match

/(abc)\1/utf
   abc
No match

/a(*:a\x{1234}b)/utf,mark
    abc
 0: a
MK: a\x{1234}b

/a(*:a£b)/utf,mark
    abc
 0: a
MK: a\x{a3}b

# Noncharacters

/./utf
    \x{fffe}
 0: \x{fffe}
    \x{ffff}
 0: \x{ffff}
    \x{1fffe}
 0: \x{1fffe}
    \x{1ffff}
 0: \x{1ffff}
    \x{2fffe}
 0: \x{2fffe}
    \x{2ffff}
 0: \x{2ffff}
    \x{3fffe}
 0: \x{3fffe}
    \x{3ffff}
 0: \x{3ffff}
    \x{4fffe}
 0: \x{4fffe}
    \x{4ffff}
 0: \x{4ffff}
    \x{5fffe}
 0: \x{5fffe}
    \x{5ffff}
 0: \x{5ffff}
    \x{6fffe}
 0: \x{6fffe}
    \x{6ffff}
 0: \x{6ffff}
    \x{7fffe}
 0: \x{7fffe}
    \x{7ffff}
 0: \x{7ffff}
    \x{8fffe}
 0: \x{8fffe}
    \x{8ffff}
 0: \x{8ffff}
    \x{9fffe}
 0: \x{9fffe}
    \x{9ffff}
 0: \x{9ffff}
    \x{afffe}
 0: \x{afffe}
    \x{affff}
 0: \x{affff}
    \x{bfffe}
 0: \x{bfffe}
    \x{bffff}
 0: \x{bffff}
    \x{cfffe}
 0: \x{cfffe}
    \x{cffff}
 0: \x{cffff}
    \x{dfffe}
 0: \x{dfffe}
    \x{dffff}
 0: \x{dffff}
    \x{efffe}
 0: \x{efffe}
    \x{effff}
 0: \x{effff}
    \x{ffffe}
 0: \x{ffffe}
    \x{fffff}
 0: \x{fffff}
    \x{10fffe}
 0: \x{10fffe}
    \x{10ffff}
 0: \x{10ffff}
    \x{fdd0}
 0: \x{fdd0}
    \x{fdd1}
 0: \x{fdd1}
    \x{fdd2}
 0: \x{fdd2}
    \x{fdd3}
 0: \x{fdd3}
    \x{fdd4}
 0: \x{fdd4}
    \x{fdd5}
 0: \x{fdd5}
    \x{fdd6}
 0: \x{fdd6}
    \x{fdd7}
 0: \x{fdd7}
    \x{fdd8}
 0: \x{fdd8}
    \x{fdd9}
 0: \x{fdd9}
    \x{fdda}
 0: \x{fdda}
    \x{fddb}
 0: \x{fddb}
    \x{fddc}
 0: \x{fddc}
    \x{fddd}
 0: \x{fddd}
    \x{fdde}
 0: \x{fdde}
    \x{fddf}
 0: \x{fddf}
    \x{fde0}
 0: \x{fde0}
    \x{fde1}
 0: \x{fde1}
    \x{fde2}
 0: \x{fde2}
    \x{fde3}
 0: \x{fde3}
    \x{fde4}
 0: \x{fde4}
    \x{fde5}
 0: \x{fde5}
    \x{fde6}
 0: \x{fde6}
    \x{fde7}
 0: \x{fde7}
    \x{fde8}
 0: \x{fde8}
    \x{fde9}
 0: \x{fde9}
    \x{fdea}
 0: \x{fdea}
    \x{fdeb}
 0: \x{fdeb}
    \x{fdec}
 0: \x{fdec}
    \x{fded}
 0: \x{fded}
    \x{fdee}
 0: \x{fdee}
    \x{fdef}
 0: \x{fdef}

/^\d*\w{4}/utf
    1234
 0: 1234
    123
No match

/^[^b]*\w{4}/utf
    aaaa
 0: aaaa
    aaa
No match

/^[^b]*\w{4}/i,utf
    aaaa
 0: aaaa
    aaa
No match

/^\x{100}*.{4}/utf
    \x{100}\x{100}\x{100}\x{100}
 0: \x{100}\x{100}\x{100}\x{100}
    \x{100}\x{100}\x{100}
No match

/^\x{100}*.{4}/i,utf
    \x{100}\x{100}\x{100}\x{100}
 0: \x{100}\x{100}\x{100}\x{100}
    \x{100}\x{100}\x{100}
No match

/^a+[a\x{200}]/utf
    aa
 0: aa

/^.\B.\B./utf
    \x{10123}\x{10124}\x{10125}
 0: \x{10123}\x{10124}\x{10125}

/^#[^\x{ffff}]#[^\x{ffff}]#[^\x{ffff}]#/utf
    #\x{10000}#\x{100}#\x{10ffff}#
 0: #\x{10000}#\x{100}#\x{10ffff}#
    
# Unicode property support tests 

/^\pC\pL\pM\pN\pP\pS\pZ</utf
    \x7f\x{c0}\x{30f}\x{660}\x{66c}\x{f01}\x{1680}<
 0: \x{7f}\x{c0}\x{30f}\x{660}\x{66c}\x{f01}\x{1680}<
    \np\x{300}9!\$ < 
 0: \x{0a}p\x{300}9!$ <
    ** Failers 
No match
    ap\x{300}9!\$ < 
No match
  
/^\PC/utf
    X
 0: X
    ** Failers 
 0: *
    \x7f
No match
  
/^\PL/utf
    9
 0: 9
    ** Failers 
 0: *
    \x{c0}
No match
  
/^\PM/utf
    X
 0: X
    ** Failers 
 0: *
    \x{30f}
No match
  
/^\PN/utf
    X
 0: X
    ** Failers 
 0: *
    \x{660}
No match
  
/^\PP/utf
    X
 0: X
    ** Failers 
No match
    \x{66c}
No match
  
/^\PS/utf
    X
 0: X
    ** Failers 
 0: *
    \x{f01}
No match
  
/^\PZ/utf
    X
 0: X
    ** Failers 
 0: *
    \x{1680}
No match
    
/^\p{Cc}/utf
    \x{017}
 0: \x{17}
    \x{09f} 
 0: \x{9f}
    ** Failers
No match
    \x{0600} 
No match
  
/^\p{Cf}/utf
    \x{601}
 0: \x{601}
    ** Failers
No match
    \x{09f} 
No match
  
/^\p{Cn}/utf
    \x{e0000}
 0: \x{e0000}
    ** Failers
No match
    \x{09f} 
No match
  
/^\p{Co}/utf
    \x{f8ff}
 0: \x{f8ff}
    ** Failers
No match
    \x{09f} 
No match
  
/^\p{Ll}/utf
    a
 0: a
    ** Failers 
No match
    Z
No match
    \x{e000}  
No match
  
/^\p{Lm}/utf
    \x{2b0}
 0: \x{2b0}
    ** Failers
No match
    a 
No match
  
/^\p{Lo}/utf
    \x{1bb}
 0: \x{1bb}
    \x{3400}
 0: \x{3400}
    \x{3401}
 0: \x{3401}
    \x{4d00}
 0: \x{4d00}
    \x{4db4}
 0: \x{4db4}
    \x{4db5}     
 0: \x{4db5}
    ** Failers
No match
    a 
No match
    \x{2b0}
No match
    \x{4db6} 
No match
  
/^\p{Lt}/utf
    \x{1c5}
 0: \x{1c5}
    ** Failers
No match
    a 
No match
    \x{2b0}
No match
  
/^\p{Lu}/utf
    A
 0: A
    ** Failers
No match
    \x{2b0}
No match
  
/^\p{Mc}/utf
    \x{903}
 0: \x{903}
    ** Failers
No match
    X
No match
    \x{300}
No match
       
/^\p{Me}/utf
    \x{488}
 0: \x{488}
    ** Failers
No match
    X
No match
    \x{903}
No match
    \x{300}
No match
  
/^\p{Mn}/utf
    \x{300}
 0: \x{300}
    ** Failers
No match
    X
No match
    \x{903}
No match
  
/^\p{Nd}+/utf
    0123456789\x{660}\x{661}\x{662}\x{663}\x{664}\x{665}\x{666}\x{667}\x{668}\x{669}\x{66a}
 0: 0123456789\x{660}\x{661}\x{662}\x{663}\x{664}\x{665}\x{666}\x{667}\x{668}\x{669}
    \x{6f0}\x{6f1}\x{6f2}\x{6f3}\x{6f4}\x{6f5}\x{6f6}\x{6f7}\x{6f8}\x{6f9}\x{6fa}
 0: \x{6f0}\x{6f1}\x{6f2}\x{6f3}\x{6f4}\x{6f5}\x{6f6}\x{6f7}\x{6f8}\x{6f9}
    \x{966}\x{967}\x{968}\x{969}\x{96a}\x{96b}\x{96c}\x{96d}\x{96e}\x{96f}\x{970}
 0: \x{966}\x{967}\x{968}\x{969}\x{96a}\x{96b}\x{96c}\x{96d}\x{96e}\x{96f}
    ** Failers
No match
    X
No match
  
/^\p{Nl}/utf
    \x{16ee}
 0: \x{16ee}
    ** Failers
No match
    X
No match
    \x{966}
No match
  
/^\p{No}/utf
    \x{b2}
 0: \x{b2}
    \x{b3}
 0: \x{b3}
    ** Failers
No match
    X
No match
    \x{16ee}
No match
  
/^\p{Pc}/utf
    \x5f
 0: _
    \x{203f}
 0: \x{203f}
    ** Failers
No match
    X
No match
    -
No match
    \x{58a}
No match
  
/^\p{Pd}/utf
    -
 0: -
    \x{58a}
 0: \x{58a}
    ** Failers
No match
    X
No match
    \x{203f}
No match
  
/^\p{Pe}/utf
    )
 0: )
    ]
 0: ]
    }
 0: }
    \x{f3b}
 0: \x{f3b}
    ** Failers
No match
    X
No match
    \x{203f}
No match
    (
No match
    [
No match
    {
No match
    \x{f3c}
No match
  
/^\p{Pf}/utf
    \x{bb}
 0: \x{bb}
    \x{2019}
 0: \x{2019}
    ** Failers
No match
    X
No match
    \x{203f}
No match
  
/^\p{Pi}/utf
    \x{ab}
 0: \x{ab}
    \x{2018}
 0: \x{2018}
    ** Failers
No match
    X
No match
    \x{203f}
No match
  
/^\p{Po}/utf
    !
 0: !
    \x{37e}
 0: \x{37e}
    ** Failers
 0: *
    X
No match
    \x{203f}
No match
  
/^\p{Ps}/utf
    (
 0: (
    [
 0: [
    {
 0: {
    \x{f3c}
 0: \x{f3c}
    ** Failers
No match
    X
No match
    )
No match
    ]
No match
    }
No match
    \x{f3b}
No match
  
/^\p{Sk}/utf
    \x{2c2}
 0: \x{2c2}
    ** Failers
No match
    X
No match
    \x{9f2}
No match
  
/^\p{Sm}+/utf
    +<|~\x{ac}\x{2044}
 0: +<|~\x{ac}\x{2044}
    ** Failers
No match
    X
No match
    \x{9f2}
No match
  
/^\p{So}/utf
    \x{a6}
 0: \x{a6}
    \x{482} 
 0: \x{482}
    ** Failers
No match
    X
No match
    \x{9f2}
No match
  
/^\p{Zl}/utf
    \x{2028}
 0: \x{2028}
    ** Failers
No match
    X
No match
    \x{2029}
No match
  
/^\p{Zp}/utf
    \x{2029}
 0: \x{2029}
    ** Failers
No match
    X
No match
    \x{2028}
No match
  
/\p{Nd}+(..)/utf
      \x{660}\x{661}\x{662}ABC
 0: \x{660}\x{661}\x{662}AB
 1: AB
  
/\p{Nd}+?(..)/utf
      \x{660}\x{661}\x{662}ABC
 0: \x{660}\x{661}\x{662}
 1: \x{661}\x{662}
  
/\p{Nd}{2,}(..)/utf
      \x{660}\x{661}\x{662}ABC
 0: \x{660}\x{661}\x{662}AB
 1: AB
  
/\p{Nd}{2,}?(..)/utf
      \x{660}\x{661}\x{662}ABC
 0: \x{660}\x{661}\x{662}A
 1: \x{662}A
  
/\p{Nd}*(..)/utf
      \x{660}\x{661}\x{662}ABC
 0: \x{660}\x{661}\x{662}AB
 1: AB
  
/\p{Nd}*?(..)/utf
      \x{660}\x{661}\x{662}ABC
 0: \x{660}\x{661}
 1: \x{660}\x{661}
  
/\p{Nd}{2}(..)/utf
      \x{660}\x{661}\x{662}ABC
 0: \x{660}\x{661}\x{662}A
 1: \x{662}A
  
/\p{Nd}{2,3}(..)/utf
      \x{660}\x{661}\x{662}ABC
 0: \x{660}\x{661}\x{662}AB
 1: AB
  
/\p{Nd}{2,3}?(..)/utf
      \x{660}\x{661}\x{662}ABC
 0: \x{660}\x{661}\x{662}A
 1: \x{662}A
  
/\p{Nd}?(..)/utf
      \x{660}\x{661}\x{662}ABC
 0: \x{660}\x{661}\x{662}
 1: \x{661}\x{662}
  
/\p{Nd}??(..)/utf
      \x{660}\x{661}\x{662}ABC
 0: \x{660}\x{661}
 1: \x{660}\x{661}
  
/\p{Nd}*+(..)/utf
      \x{660}\x{661}\x{662}ABC
 0: \x{660}\x{661}\x{662}AB
 1: AB
  
/\p{Nd}*+(...)/utf
      \x{660}\x{661}\x{662}ABC
 0: \x{660}\x{661}\x{662}ABC
 1: ABC
  
/\p{Nd}*+(....)/utf
      ** Failers
 0: ** F
 1: ** F
      \x{660}\x{661}\x{662}ABC
No match
  
/(?<=A\p{Nd})XYZ/utf
    A2XYZ
 0: XYZ
    123A5XYZPQR
 0: XYZ
    ABA\x{660}XYZpqr
 0: XYZ
    ** Failers
No match
    AXYZ
No match
    XYZ     
No match
    
/(?<!\pL)XYZ/utf
    1XYZ
 0: XYZ
    AB=XYZ.. 
 0: XYZ
    XYZ 
 0: XYZ
    ** Failers
No match
    WXYZ 
No match

/[\P{Nd}]+/utf
    abcd
 0: abcd
    ** Failers
 0: ** Failers
    1234
No match

/\D+/utf
    11111111111111111111111111111111111111111111111111111111111111111111111
No match
    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 0: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
     
/\P{Nd}+/utf
    11111111111111111111111111111111111111111111111111111111111111111111111
No match
    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 0: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

/[\D]+/utf
    11111111111111111111111111111111111111111111111111111111111111111111111
No match
    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 0: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

/[\P{Nd}]+/utf
    11111111111111111111111111111111111111111111111111111111111111111111111
No match
    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 0: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

/[\D\P{Nd}]+/utf
    11111111111111111111111111111111111111111111111111111111111111111111111
No match
    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 0: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

/\pL/utf
    a
 0: a
    A 
 0: A

/\pL/i,utf
    a
 0: a
    A 
 0: A
    
/\p{Lu}/utf
    A
 0: A
    aZ
 0: Z
    ** Failers
 0: F
    abc   
No match

/\p{Ll}/utf
    a
 0: a
    Az
 0: z
    ** Failers
 0: a
    ABC   
No match

/A\x{391}\x{10427}\x{ff3a}\x{1fb0}/utf
    A\x{391}\x{10427}\x{ff3a}\x{1fb0}
 0: A\x{391}\x{10427}\x{ff3a}\x{1fb0}
    ** Failers
No match
    a\x{391}\x{10427}\x{ff3a}\x{1fb0}   
No match
    A\x{3b1}\x{10427}\x{ff3a}\x{1fb0}
No match
    A\x{391}\x{1044F}\x{ff3a}\x{1fb0}
No match
    A\x{391}\x{10427}\x{ff5a}\x{1fb0}
No match
    A\x{391}\x{10427}\x{ff3a}\x{1fb8}
No match

/A\x{391}\x{10427}\x{ff3a}\x{1fb0}/i,utf
    A\x{391}\x{10427}\x{ff3a}\x{1fb0}
 0: A\x{391}\x{10427}\x{ff3a}\x{1fb0}
    a\x{391}\x{10427}\x{ff3a}\x{1fb0}   
 0: a\x{391}\x{10427}\x{ff3a}\x{1fb0}
    A\x{3b1}\x{10427}\x{ff3a}\x{1fb0}
 0: A\x{3b1}\x{10427}\x{ff3a}\x{1fb0}
    A\x{391}\x{1044F}\x{ff3a}\x{1fb0}
 0: A\x{391}\x{1044f}\x{ff3a}\x{1fb0}
    A\x{391}\x{10427}\x{ff5a}\x{1fb0}
 0: A\x{391}\x{10427}\x{ff5a}\x{1fb0}
    A\x{391}\x{10427}\x{ff3a}\x{1fb8}
 0: A\x{391}\x{10427}\x{ff3a}\x{1fb8}

/\x{391}+/i,utf
    \x{391}\x{3b1}\x{3b1}\x{3b1}\x{391}
 0: \x{391}\x{3b1}\x{3b1}\x{3b1}\x{391}

/\x{391}{3,5}(.)/i,utf
    \x{391}\x{3b1}\x{3b1}\x{3b1}\x{391}X
 0: \x{391}\x{3b1}\x{3b1}\x{3b1}\x{391}X
 1: X

/\x{391}{3,5}?(.)/i,utf
    \x{391}\x{3b1}\x{3b1}\x{3b1}\x{391}X
 0: \x{391}\x{3b1}\x{3b1}\x{3b1}
 1: \x{3b1}

/[\x{391}\x{ff3a}]/i,utf
    \x{391}
 0: \x{391}
    \x{ff3a}
 0: \x{ff3a}
    \x{3b1}
 0: \x{3b1}
    \x{ff5a}   
 0: \x{ff5a}
    
/^(\X*)C/utf
    A\x{300}\x{301}\x{302}BCA\x{300}\x{301} 
 0: A\x{300}\x{301}\x{302}BC
 1: A\x{300}\x{301}\x{302}B
    A\x{300}\x{301}\x{302}BCA\x{300}\x{301}C 
 0: A\x{300}\x{301}\x{302}BCA\x{300}\x{301}C
 1: A\x{300}\x{301}\x{302}BCA\x{300}\x{301}

/^(\X*?)C/utf
    A\x{300}\x{301}\x{302}BCA\x{300}\x{301} 
 0: A\x{300}\x{301}\x{302}BC
 1: A\x{300}\x{301}\x{302}B
    A\x{300}\x{301}\x{302}BCA\x{300}\x{301}C 
 0: A\x{300}\x{301}\x{302}BC
 1: A\x{300}\x{301}\x{302}B

/^(\X*)(.)/utf
    A\x{300}\x{301}\x{302}BCA\x{300}\x{301} 
 0: A\x{300}\x{301}\x{302}BCA
 1: A\x{300}\x{301}\x{302}BC
 2: A
    A\x{300}\x{301}\x{302}BCA\x{300}\x{301}C 
 0: A\x{300}\x{301}\x{302}BCA\x{300}\x{301}C
 1: A\x{300}\x{301}\x{302}BCA\x{300}\x{301}
 2: C

/^(\X*?)(.)/utf
    A\x{300}\x{301}\x{302}BCA\x{300}\x{301} 
 0: A
 1: 
 2: A
    A\x{300}\x{301}\x{302}BCA\x{300}\x{301}C 
 0: A
 1: 
 2: A

/^\X(.)/utf
    *** Failers
 0: **
 1: *
    A\x{300}\x{301}\x{302}
No match

/^\X{2,3}(.)/utf
    A\x{300}\x{301}B\x{300}X
 0: A\x{300}\x{301}B\x{300}X
 1: X
    A\x{300}\x{301}B\x{300}C\x{300}\x{301}
 0: A\x{300}\x{301}B\x{300}C
 1: C
    A\x{300}\x{301}B\x{300}C\x{300}\x{301}X
 0: A\x{300}\x{301}B\x{300}C\x{300}\x{301}X
 1: X
    A\x{300}\x{301}B\x{300}C\x{300}\x{301}DA\x{300}X
 0: A\x{300}\x{301}B\x{300}C\x{300}\x{301}D
 1: D
    
/^\X{2,3}?(.)/utf
    A\x{300}\x{301}B\x{300}X
 0: A\x{300}\x{301}B\x{300}X
 1: X
    A\x{300}\x{301}B\x{300}C\x{300}\x{301}
 0: A\x{300}\x{301}B\x{300}C
 1: C
    A\x{300}\x{301}B\x{300}C\x{300}\x{301}X
 0: A\x{300}\x{301}B\x{300}C
 1: C
    A\x{300}\x{301}B\x{300}C\x{300}\x{301}DA\x{300}X
 0: A\x{300}\x{301}B\x{300}C
 1: C

/^\X/utf
    A
 0: A
    A\x{300}BC 
 0: A\x{300}
    A\x{300}\x{301}\x{302}BC 
 0: A\x{300}\x{301}\x{302}
    \x{300}  
 0: \x{300}

/^\p{Han}+/utf
    \x{2e81}\x{3007}\x{2f804}\x{31a0}
 0: \x{2e81}\x{3007}\x{2f804}
    ** Failers
No match
    \x{2e7f}  
No match

/^\P{Katakana}+/utf
    \x{3105}
 0: \x{3105}
    ** Failers
 0: ** Failers
    \x{30ff}  
No match

/^[\p{Arabic}]/utf
    \x{06e9}
 0: \x{6e9}
    \x{060b}
 0: \x{60b}
    ** Failers
No match
    X\x{06e9}   
No match

/^[\P{Yi}]/utf
    \x{2f800}
 0: \x{2f800}
    ** Failers
 0: *
    \x{a014}
No match
    \x{a4c6}   
No match
    
/^\p{Any}X/utf
    AXYZ
 0: AX
    \x{1234}XYZ 
 0: \x{1234}X
    ** Failers
No match
    X  
No match
    
/^\P{Any}X/utf
    ** Failers
No match
    AX
No match
    
/^\p{Any}?X/utf
    XYZ
 0: X
    AXYZ
 0: AX
    \x{1234}XYZ 
 0: \x{1234}X
    ** Failers
No match
    ABXYZ   
No match

/^\P{Any}?X/utf
    XYZ
 0: X
    ** Failers
No match
    AXYZ
No match
    \x{1234}XYZ 
No match
    ABXYZ   
No match

/^\p{Any}+X/utf
    AXYZ
 0: AX
    \x{1234}XYZ
 0: \x{1234}X
    A\x{1234}XYZ
 0: A\x{1234}X
    ** Failers
No match
    XYZ
No match

/^\P{Any}+X/utf
    ** Failers
No match
    AXYZ
No match
    \x{1234}XYZ
No match
    A\x{1234}XYZ
No match
    XYZ
No match

/^\p{Any}*X/utf
    XYZ
 0: X
    AXYZ
 0: AX
    \x{1234}XYZ
 0: \x{1234}X
    A\x{1234}XYZ
 0: A\x{1234}X
    ** Failers
No match

/^\P{Any}*X/utf
    XYZ
 0: X
    ** Failers
No match
    AXYZ
No match
    \x{1234}XYZ
No match
    A\x{1234}XYZ
No match

/^[\p{Any}]X/utf
    AXYZ
 0: AX
    \x{1234}XYZ 
 0: \x{1234}X
    ** Failers
No match
    X  
No match
    
/^[\P{Any}]X/utf
    ** Failers
No match
    AX
No match
    
/^[\p{Any}]?X/utf
    XYZ
 0: X
    AXYZ
 0: AX
    \x{1234}XYZ 
 0: \x{1234}X
    ** Failers
No match
    ABXYZ   
No match

/^[\P{Any}]?X/utf
    XYZ
 0: X
    ** Failers
No match
    AXYZ
No match
    \x{1234}XYZ 
No match
    ABXYZ   
No match

/^[\p{Any}]+X/utf
    AXYZ
 0: AX
    \x{1234}XYZ
 0: \x{1234}X
    A\x{1234}XYZ
 0: A\x{1234}X
    ** Failers
No match
    XYZ
No match

/^[\P{Any}]+X/utf
    ** Failers
No match
    AXYZ
No match
    \x{1234}XYZ
No match
    A\x{1234}XYZ
No match
    XYZ
No match

/^[\p{Any}]*X/utf
    XYZ
 0: X
    AXYZ
 0: AX
    \x{1234}XYZ
 0: \x{1234}X
    A\x{1234}XYZ
 0: A\x{1234}X
    ** Failers
No match

/^[\P{Any}]*X/utf
    XYZ
 0: X
    ** Failers
No match
    AXYZ
No match
    \x{1234}XYZ
No match
    A\x{1234}XYZ
No match

/^\p{Any}{3,5}?/utf
    abcdefgh
 0: abc
    \x{1234}\n\r\x{3456}xyz 
 0: \x{1234}\x{0a}\x{0d}

/^\p{Any}{3,5}/utf
    abcdefgh
 0: abcde
    \x{1234}\n\r\x{3456}xyz 
 0: \x{1234}\x{0a}\x{0d}\x{3456}x

/^\P{Any}{3,5}?/utf
    ** Failers
No match
    abcdefgh
No match
    \x{1234}\n\r\x{3456}xyz 
No match

/^\p{L&}X/utf
     AXY
 0: AX
     aXY
 0: aX
     \x{1c5}XY
 0: \x{1c5}X
     ** Failers
No match
     \x{1bb}XY
No match
     \x{2b0}XY
No match
     !XY      
No match

/^[\p{L&}]X/utf
     AXY
 0: AX
     aXY
 0: aX
     \x{1c5}XY
 0: \x{1c5}X
     ** Failers
No match
     \x{1bb}XY
No match
     \x{2b0}XY
No match
     !XY      
No match

/^\p{L&}+X/utf
     AXY
 0: AX
     aXY
 0: aX
     AbcdeXyz 
 0: AbcdeX
     \x{1c5}AbXY
 0: \x{1c5}AbX
     abcDEXypqreXlmn 
 0: abcDEXypqreX
     ** Failers
No match
     \x{1bb}XY
No match
     \x{2b0}XY
No match
     !XY      
No match

/^[\p{L&}]+X/utf
     AXY
 0: AX
     aXY
 0: aX
     AbcdeXyz 
 0: AbcdeX
     \x{1c5}AbXY
 0: \x{1c5}AbX
     abcDEXypqreXlmn 
 0: abcDEXypqreX
     ** Failers
No match
     \x{1bb}XY
No match
     \x{2b0}XY
No match
     !XY      
No match

/^\p{L&}+?X/utf
     AXY
 0: AX
     aXY
 0: aX
     AbcdeXyz 
 0: AbcdeX
     \x{1c5}AbXY
 0: \x{1c5}AbX
     abcDEXypqreXlmn 
 0: abcDEX
     ** Failers
No match
     \x{1bb}XY
No match
     \x{2b0}XY
No match
     !XY      
No match

/^[\p{L&}]+?X/utf
     AXY
 0: AX
     aXY
 0: aX
     AbcdeXyz 
 0: AbcdeX
     \x{1c5}AbXY
 0: \x{1c5}AbX
     abcDEXypqreXlmn 
 0: abcDEX
     ** Failers
No match
     \x{1bb}XY
No match
     \x{2b0}XY
No match
     !XY      
No match

/^\P{L&}X/utf
     !XY
 0: !X
     \x{1bb}XY
 0: \x{1bb}X
     \x{2b0}XY
 0: \x{2b0}X
     ** Failers
No match
     \x{1c5}XY
No match
     AXY      
No match

/^[\P{L&}]X/utf
     !XY
 0: !X
     \x{1bb}XY
 0: \x{1bb}X
     \x{2b0}XY
 0: \x{2b0}X
     ** Failers
No match
     \x{1c5}XY
No match
     AXY      
No match

/^(\p{Z}[^\p{C}\p{Z}]+)*$/
    \xa0!
 0: \xa0!
 1: \xa0!

/^[\pL](abc)(?1)/
    AabcabcYZ    
 0: Aabcabc
 1: abc

/([\pL]=(abc))*X/
    L=abcX
 0: L=abcX
 1: L=abc
 2: abc

/^\p{Balinese}\p{Cuneiform}\p{Nko}\p{Phags_Pa}\p{Phoenician}/utf
    \x{1b00}\x{12000}\x{7c0}\x{a840}\x{10900}
 0: \x{1b00}\x{12000}\x{7c0}\x{a840}\x{10900}

# Check property support in non-UTF mode
 
/\p{L}{4}/
    123abcdefg
 0: abcd
    123abc\xc4\xc5zz
 0: abc\xc4

/\X{1,3}\d/
  \x8aBCD
No match
  
/\X?\d/
  \x8aBCD 
No match

/\P{L}?\d/
  \x8aBCD 
No match

/[\PPP\x8a]{1,}\x80/
    A\x80
 0: A\x80

/^[\p{Arabic}]/utf
    \x{604}
 0: \x{604}
    \x{60e} 
 0: \x{60e}
    \x{656} 
 0: \x{656}
    \x{657} 
 0: \x{657}
    \x{658} 
 0: \x{658}
    \x{659} 
 0: \x{659}
    \x{65a} 
 0: \x{65a}
    \x{65b} 
 0: \x{65b}
    \x{65c} 
 0: \x{65c}
    \x{65d} 
 0: \x{65d}
    \x{65e} 
 0: \x{65e}
    \x{65f}
 0: \x{65f}
    \x{66a} 
 0: \x{66a}
    \x{6e9} 
 0: \x{6e9}
    \x{6ef}
 0: \x{6ef}
    \x{6fa}  
 0: \x{6fa}
    ** Failers
No match
    \x{650}
No match
    \x{651}  
No match
    \x{652}  
No match
    \x{653}  
No match
    \x{654} 
No match
    \x{655} 
No match
    
/^\p{Cyrillic}/utf
    \x{1d2b} 
 0: \x{1d2b}
    
/^\p{Common}/utf
    \x{589}
 0: \x{589}
    \x{60c}
 0: \x{60c}
    \x{61f}  
 0: \x{61f}
    \x{964}
 0: \x{964}
    \x{965}  
 0: \x{965}

/^\p{Inherited}/utf
    \x{64b}
 0: \x{64b}
    \x{654}
 0: \x{654}
    \x{655}
 0: \x{655}
    \x{200c} 
 0: \x{200c}
    ** Failers
No match
    \x{64a}
No match
    \x{656}     
No match

/^\p{Shavian}/utf
    \x{10450}
 0: \x{10450}
    \x{1047f}
 0: \x{1047f}
    
/^\p{Deseret}/utf
    \x{10400}
 0: \x{10400}
    \x{1044f}
 0: \x{1044f}
    
/^\p{Osmanya}/utf
    \x{10480}
 0: \x{10480}
    \x{1049d}
 0: \x{1049d}
    \x{104a0}
 0: \x{104a0}
    \x{104a9}
 0: \x{104a9}
    ** Failers
No match
    \x{1049e}
No match
    \x{1049f}
No match
    \x{104aa}           
No match

/\p{Carian}\p{Cham}\p{Kayah_Li}\p{Lepcha}\p{Lycian}\p{Lydian}\p{Ol_Chiki}\p{Rejang}\p{Saurashtra}\p{Sundanese}\p{Vai}/utf
    \x{102A4}\x{AA52}\x{A91D}\x{1C46}\x{10283}\x{1092E}\x{1C6B}\x{A93B}\x{A8BF}\x{1BA0}\x{A50A}====
 0: \x{102a4}\x{aa52}\x{a91d}\x{1c46}\x{10283}\x{1092e}\x{1c6b}\x{a93b}\x{a8bf}\x{1ba0}\x{a50a}

/\x{a77d}\x{1d79}/i,utf
    \x{a77d}\x{1d79}
 0: \x{a77d}\x{1d79}
    \x{1d79}\x{a77d} 
 0: \x{1d79}\x{a77d}

/\x{a77d}\x{1d79}/utf
    \x{a77d}\x{1d79}
 0: \x{a77d}\x{1d79}
    ** Failers 
No match
    \x{1d79}\x{a77d} 
No match

/(A)\1/i,utf
    AA
 0: AA
 1: A
    Aa
 0: Aa
 1: A
    aa
 0: aa
 1: a
    aA
 0: aA
 1: a

/(\x{10a})\1/i,utf
    \x{10a}\x{10a}
 0: \x{10a}\x{10a}
 1: \x{10a}
    \x{10a}\x{10b}
 0: \x{10a}\x{10b}
 1: \x{10a}
    \x{10b}\x{10b}
 0: \x{10b}\x{10b}
 1: \x{10b}
    \x{10b}\x{10a}
 0: \x{10b}\x{10a}
 1: \x{10b}
    
# The next two tests are for property support in non-UTF mode

/(?:\p{Lu}|\x20)+/
    \x41\x20\x50\xC2\x54\xC9\x20\x54\x4F\x44\x41\x59
 0: A P\xc2T\xc9 TODAY

/[\p{Lu}\x20]+/
    \x41\x20\x50\xC2\x54\xC9\x20\x54\x4F\x44\x41\x59
 0: A P\xc2T\xc9 TODAY

/\p{Avestan}\p{Bamum}\p{Egyptian_Hieroglyphs}\p{Imperial_Aramaic}\p{Inscriptional_Pahlavi}\p{Inscriptional_Parthian}\p{Javanese}\p{Kaithi}\p{Lisu}\p{Meetei_Mayek}\p{Old_South_Arabian}\p{Old_Turkic}\p{Samaritan}\p{Tai_Tham}\p{Tai_Viet}/utf
    \x{10b00}\x{a6ef}\x{13007}\x{10857}\x{10b78}\x{10b58}\x{a980}\x{110c1}\x{a4ff}\x{abc0}\x{10a7d}\x{10c48}\x{0800}\x{1aad}\x{aac0}
 0: \x{10b00}\x{a6ef}\x{13007}\x{10857}\x{10b78}\x{10b58}\x{a980}\x{110c1}\x{a4ff}\x{abc0}\x{10a7d}\x{10c48}\x{800}\x{1aad}\x{aac0}

/^\w+/utf,ucp
    Az_\x{aa}\x{c0}\x{1c5}\x{2b0}\x{3b6}\x{1d7c9}\x{2fa1d}1\x{660}\x{bef}\x{16ee}
 0: Az_\x{aa}\x{c0}\x{1c5}\x{2b0}\x{3b6}\x{1d7c9}\x{2fa1d}1\x{660}\x{bef}\x{16ee}

/^[[:xdigit:]]*/utf,ucp
    1a\x{660}\x{bef}\x{16ee}
 0: 1a
  
/^\d+/utf,ucp
    1\x{660}\x{bef}\x{16ee}
 0: 1\x{660}\x{bef}
  
/^[[:digit:]]+/utf,ucp
    1\x{660}\x{bef}\x{16ee}
 0: 1\x{660}\x{bef}

/^>\s+/utf,ucp
    >\x{20}\x{a0}\x{1680}\x{2028}\x{2029}\x{202f}\x{9}\x{b} 
 0: > \x{a0}\x{1680}\x{2028}\x{2029}\x{202f}\x{09}\x{0b}
  
/^>\pZ+/utf,ucp
    >\x{20}\x{a0}\x{1680}\x{2028}\x{2029}\x{202f}\x{9}\x{b} 
 0: > \x{a0}\x{1680}\x{2028}\x{2029}\x{202f}
  
/^>[[:space:]]*/utf,ucp
    >\x{20}\x{a0}\x{1680}\x{2028}\x{2029}\x{202f}\x{9}\x{b} 
 0: > \x{a0}\x{1680}\x{2028}\x{2029}\x{202f}\x{09}\x{0b}

/^>[[:blank:]]*/utf,ucp
    >\x{20}\x{a0}\x{1680}\x{2000}\x{202f}\x{9}\x{b}\x{2028} 
 0: > \x{a0}\x{1680}\x{2000}\x{202f}\x{09}

/^[[:alpha:]]*/utf,ucp
    Az\x{aa}\x{c0}\x{1c5}\x{2b0}\x{3b6}\x{1d7c9}\x{2fa1d}
 0: Az\x{aa}\x{c0}\x{1c5}\x{2b0}\x{3b6}\x{1d7c9}\x{2fa1d}

/^[[:alnum:]]*/utf,ucp
    Az\x{aa}\x{c0}\x{1c5}\x{2b0}\x{3b6}\x{1d7c9}\x{2fa1d}1\x{660}\x{bef}\x{16ee}
 0: Az\x{aa}\x{c0}\x{1c5}\x{2b0}\x{3b6}\x{1d7c9}\x{2fa1d}1\x{660}\x{bef}\x{16ee}

/^[[:cntrl:]]*/utf,ucp
    \x{0}\x{09}\x{1f}\x{7f}\x{9f} 
 0: \x{00}\x{09}\x{1f}\x{7f}\x{9f}

/^[[:graph:]]*/utf,ucp
    A\x{a1}\x{a0}
 0: A\x{a1}

/^[[:print:]]*/utf,ucp
    A z\x{a0}\x{a1}
 0: A z\x{a0}\x{a1}

/^[[:punct:]]*/utf,ucp
    .+\x{a1}\x{a0}
 0: .+\x{a1}

/\p{Zs}*?\R/
    ** Failers
No match
    a\xFCb   
No match

/\p{Zs}*\R/
    ** Failers 
No match
    a\xFCb   
No match

/ⱥ/i,utf
    ⱥ
 0: \x{2c65}
    Ⱥx 
 0: \x{23a}
    Ⱥ 
 0: \x{23a}

/[ⱥ]/i,utf
    ⱥ
 0: \x{2c65}
    Ⱥx 
 0: \x{23a}
    Ⱥ 
 0: \x{23a}

/Ⱥ/i,utf
    Ⱥ
 0: \x{23a}
    ⱥ
 0: \x{2c65}
    
# These are tests for extended grapheme clusters  

/^\X/utf,aftertext
    G\x{34e}\x{34e}X
 0: G\x{34e}\x{34e}
 0+ X
    \x{34e}\x{34e}X
 0: \x{34e}\x{34e}
 0+ X
    \x04X
 0: \x{04}
 0+ X
    \x{1100}X
 0: \x{1100}
 0+ X
    \x{1100}\x{34e}X
 0: \x{1100}\x{34e}
 0+ X
    \x{1b04}\x{1b04}X 
 0: \x{1b04}\x{1b04}
 0+ X
    *These match up to the roman letters
 0: *
 0+ These match up to the roman letters
    \x{1111}\x{1111}L,L
 0: \x{1111}\x{1111}
 0+ L,L
    \x{1111}\x{1111}\x{1169}L,L,V
 0: \x{1111}\x{1111}\x{1169}
 0+ L,L,V
    \x{1111}\x{ae4c}L, LV
 0: \x{1111}\x{ae4c}
 0+ L, LV
    \x{1111}\x{ad89}L, LVT
 0: \x{1111}\x{ad89}
 0+ L, LVT
    \x{1111}\x{ae4c}\x{1169}L, LV, V
 0: \x{1111}\x{ae4c}\x{1169}
 0+ L, LV, V
    \x{1111}\x{ae4c}\x{1169}\x{1169}L, LV, V, V
 0: \x{1111}\x{ae4c}\x{1169}\x{1169}
 0+ L, LV, V, V
    \x{1111}\x{ae4c}\x{1169}\x{11fe}L, LV, V, T
 0: \x{1111}\x{ae4c}\x{1169}\x{11fe}
 0+ L, LV, V, T
    \x{1111}\x{ad89}\x{11fe}L, LVT, T
 0: \x{1111}\x{ad89}\x{11fe}
 0+ L, LVT, T
    \x{1111}\x{ad89}\x{11fe}\x{11fe}L, LVT, T, T
 0: \x{1111}\x{ad89}\x{11fe}\x{11fe}
 0+ L, LVT, T, T
    \x{ad89}\x{11fe}\x{11fe}LVT, T, T
 0: \x{ad89}\x{11fe}\x{11fe}
 0+ LVT, T, T
    *These match just the first codepoint (invalid sequence)
 0: *
 0+ These match just the first codepoint (invalid sequence)
    \x{1111}\x{11fe}L, T
 0: \x{1111}
 0+ \x{11fe}L, T
    \x{ae4c}\x{1111}LV, L
 0: \x{ae4c}
 0+ \x{1111}LV, L
    \x{ae4c}\x{ae4c}LV, LV
 0: \x{ae4c}
 0+ \x{ae4c}LV, LV
    \x{ae4c}\x{ad89}LV, LVT
 0: \x{ae4c}
 0+ \x{ad89}LV, LVT
    \x{1169}\x{1111}V, L
 0: \x{1169}
 0+ \x{1111}V, L
    \x{1169}\x{ae4c}V, LV
 0: \x{1169}
 0+ \x{ae4c}V, LV
    \x{1169}\x{ad89}V, LVT
 0: \x{1169}
 0+ \x{ad89}V, LVT
    \x{ad89}\x{1111}LVT, L
 0: \x{ad89}
 0+ \x{1111}LVT, L
    \x{ad89}\x{1169}LVT, V
 0: \x{ad89}
 0+ \x{1169}LVT, V
    \x{ad89}\x{ae4c}LVT, LV
 0: \x{ad89}
 0+ \x{ae4c}LVT, LV
    \x{ad89}\x{ad89}LVT, LVT
 0: \x{ad89}
 0+ \x{ad89}LVT, LVT
    \x{11fe}\x{1111}T, L
 0: \x{11fe}
 0+ \x{1111}T, L
    \x{11fe}\x{1169}T, V
 0: \x{11fe}
 0+ \x{1169}T, V
    \x{11fe}\x{ae4c}T, LV
 0: \x{11fe}
 0+ \x{ae4c}T, LV
    \x{11fe}\x{ad89}T, LVT
 0: \x{11fe}
 0+ \x{ad89}T, LVT
    *Test extend and spacing mark
 0: *
 0+ Test extend and spacing mark
    \x{1111}\x{ae4c}\x{0711}L, LV, extend
 0: \x{1111}\x{ae4c}\x{711}
 0+ L, LV, extend
    \x{1111}\x{ae4c}\x{1b04}L, LV, spacing mark
 0: \x{1111}\x{ae4c}\x{1b04}
 0+ L, LV, spacing mark
    \x{1111}\x{ae4c}\x{1b04}\x{0711}\x{1b04}L, LV, spacing mark, extend, spacing mark
 0: \x{1111}\x{ae4c}\x{1b04}\x{711}\x{1b04}
 0+ L, LV, spacing mark, extend, spacing mark
    *Test CR, LF, and control
 0: *
 0+ Test CR, LF, and control
    \x0d\x{0711}CR, extend
 0: \x{0d}
 0+ \x{711}CR, extend
    \x0d\x{1b04}CR, spacingmark
 0: \x{0d}
 0+ \x{1b04}CR, spacingmark
    \x0a\x{0711}LF, extend
 0: \x{0a}
 0+ \x{711}LF, extend
    \x0a\x{1b04}LF, spacingmark
 0: \x{0a}
 0+ \x{1b04}LF, spacingmark
    \x0b\x{0711}Control, extend
 0: \x{0b}
 0+ \x{711}Control, extend
    \x09\x{1b04}Control, spacingmark
 0: \x{09}
 0+ \x{1b04}Control, spacingmark
    *There are no Prepend characters, so we can't test Prepend, CR
 0: *
 0+ There are no Prepend characters, so we can't test Prepend, CR
    
/^(?>\X{2})X/utf,aftertext
    \x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0: \x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0+ 
    
/^\X{2,4}X/utf,aftertext
    \x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0: \x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0+ 
    \x{1111}\x{ae4c}\x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0: \x{1111}\x{ae4c}\x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0+ 
    \x{1111}\x{ae4c}\x{1111}\x{ae4c}\x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0: \x{1111}\x{ae4c}\x{1111}\x{ae4c}\x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0+ 

/^\X{2,4}?X/utf,aftertext
    \x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0: \x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0+ 
    \x{1111}\x{ae4c}\x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0: \x{1111}\x{ae4c}\x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0+ 
    \x{1111}\x{ae4c}\x{1111}\x{ae4c}\x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0: \x{1111}\x{ae4c}\x{1111}\x{ae4c}\x{1111}\x{ae4c}\x{1111}\x{ae4c}X
 0+ 

/\X*Z/utf,no_start_optimize
  A\x{300}
No match

/\X*(.)/utf,no_start_optimize
  A\x{1111}\x{ae4c}\x{1169}
 0: A\x{1111}
 1: \x{1111}

# --------------------------------------------

/\x{1e9e}+/i,utf
    \x{1e9e}\x{00df}
 0: \x{1e9e}\x{df}

/[z\x{1e9e}]+/i,utf
    \x{1e9e}\x{00df}
 0: \x{1e9e}\x{df}

/\x{00df}+/i,utf
    \x{1e9e}\x{00df}
 0: \x{1e9e}\x{df}

/[z\x{00df}]+/i,utf
    \x{1e9e}\x{00df}
 0: \x{1e9e}\x{df}

/\x{1f88}+/i,utf
    \x{1f88}\x{1f80} 
 0: \x{1f88}\x{1f80}

/[z\x{1f88}]+/i,utf
    \x{1f88}\x{1f80} 
 0: \x{1f88}\x{1f80}
    
# Characters with more than one other case; test in classes 

/[z\x{00b5}]+/i,utf
    \x{00b5}\x{039c}\x{03bc}
 0: \x{b5}\x{39c}\x{3bc}

/[z\x{039c}]+/i,utf
    \x{00b5}\x{039c}\x{03bc}
 0: \x{b5}\x{39c}\x{3bc}

/[z\x{03bc}]+/i,utf
    \x{00b5}\x{039c}\x{03bc}
 0: \x{b5}\x{39c}\x{3bc}

/[z\x{00c5}]+/i,utf
    \x{00c5}\x{00e5}\x{212b}
 0: \x{c5}\x{e5}\x{212b}

/[z\x{00e5}]+/i,utf
    \x{00c5}\x{00e5}\x{212b}
 0: \x{c5}\x{e5}\x{212b}

/[z\x{212b}]+/i,utf
    \x{00c5}\x{00e5}\x{212b}
 0: \x{c5}\x{e5}\x{212b}

/[z\x{01c4}]+/i,utf
    \x{01c4}\x{01c5}\x{01c6}
 0: \x{1c4}\x{1c5}\x{1c6}

/[z\x{01c5}]+/i,utf
    \x{01c4}\x{01c5}\x{01c6}
 0: \x{1c4}\x{1c5}\x{1c6}

/[z\x{01c6}]+/i,utf
    \x{01c4}\x{01c5}\x{01c6}
 0: \x{1c4}\x{1c5}\x{1c6}

/[z\x{01c7}]+/i,utf
    \x{01c7}\x{01c8}\x{01c9}
 0: \x{1c7}\x{1c8}\x{1c9}

/[z\x{01c8}]+/i,utf
    \x{01c7}\x{01c8}\x{01c9}
 0: \x{1c7}\x{1c8}\x{1c9}

/[z\x{01c9}]+/i,utf
    \x{01c7}\x{01c8}\x{01c9}
 0: \x{1c7}\x{1c8}\x{1c9}

/[z\x{01ca}]+/i,utf
    \x{01ca}\x{01cb}\x{01cc}
 0: \x{1ca}\x{1cb}\x{1cc}

/[z\x{01cb}]+/i,utf
    \x{01ca}\x{01cb}\x{01cc}
 0: \x{1ca}\x{1cb}\x{1cc}

/[z\x{01cc}]+/i,utf
    \x{01ca}\x{01cb}\x{01cc}
 0: \x{1ca}\x{1cb}\x{1cc}

/[z\x{01f1}]+/i,utf
    \x{01f1}\x{01f2}\x{01f3}
 0: \x{1f1}\x{1f2}\x{1f3}

/[z\x{01f2}]+/i,utf
    \x{01f1}\x{01f2}\x{01f3}
 0: \x{1f1}\x{1f2}\x{1f3}

/[z\x{01f3}]+/i,utf
    \x{01f1}\x{01f2}\x{01f3}
 0: \x{1f1}\x{1f2}\x{1f3}

/[z\x{0345}]+/i,utf
    \x{0345}\x{0399}\x{03b9}\x{1fbe}
 0: \x{345}\x{399}\x{3b9}\x{1fbe}

/[z\x{0399}]+/i,utf
    \x{0345}\x{0399}\x{03b9}\x{1fbe}
 0: \x{345}\x{399}\x{3b9}\x{1fbe}

/[z\x{03b9}]+/i,utf
    \x{0345}\x{0399}\x{03b9}\x{1fbe}
 0: \x{345}\x{399}\x{3b9}\x{1fbe}

/[z\x{1fbe}]+/i,utf
    \x{0345}\x{0399}\x{03b9}\x{1fbe}
 0: \x{345}\x{399}\x{3b9}\x{1fbe}

/[z\x{0392}]+/i,utf
    \x{0392}\x{03b2}\x{03d0}
 0: \x{392}\x{3b2}\x{3d0}

/[z\x{03b2}]+/i,utf
    \x{0392}\x{03b2}\x{03d0}
 0: \x{392}\x{3b2}\x{3d0}

/[z\x{03d0}]+/i,utf
    \x{0392}\x{03b2}\x{03d0}
 0: \x{392}\x{3b2}\x{3d0}

/[z\x{0395}]+/i,utf
    \x{0395}\x{03b5}\x{03f5}
 0: \x{395}\x{3b5}\x{3f5}

/[z\x{03b5}]+/i,utf
    \x{0395}\x{03b5}\x{03f5}
 0: \x{395}\x{3b5}\x{3f5}

/[z\x{03f5}]+/i,utf
    \x{0395}\x{03b5}\x{03f5}
 0: \x{395}\x{3b5}\x{3f5}

/[z\x{0398}]+/i,utf
    \x{0398}\x{03b8}\x{03d1}\x{03f4}
 0: \x{398}\x{3b8}\x{3d1}\x{3f4}

/[z\x{03b8}]+/i,utf
    \x{0398}\x{03b8}\x{03d1}\x{03f4}
 0: \x{398}\x{3b8}\x{3d1}\x{3f4}

/[z\x{03d1}]+/i,utf
    \x{0398}\x{03b8}\x{03d1}\x{03f4}
 0: \x{398}\x{3b8}\x{3d1}\x{3f4}

/[z\x{03f4}]+/i,utf
    \x{0398}\x{03b8}\x{03d1}\x{03f4}
 0: \x{398}\x{3b8}\x{3d1}\x{3f4}

/[z\x{039a}]+/i,utf
    \x{039a}\x{03ba}\x{03f0}
 0: \x{39a}\x{3ba}\x{3f0}

/[z\x{03ba}]+/i,utf
    \x{039a}\x{03ba}\x{03f0}
 0: \x{39a}\x{3ba}\x{3f0}

/[z\x{03f0}]+/i,utf
    \x{039a}\x{03ba}\x{03f0}
 0: \x{39a}\x{3ba}\x{3f0}

/[z\x{03a0}]+/i,utf
    \x{03a0}\x{03c0}\x{03d6} 
 0: \x{3a0}\x{3c0}\x{3d6}

/[z\x{03c0}]+/i,utf
    \x{03a0}\x{03c0}\x{03d6} 
 0: \x{3a0}\x{3c0}\x{3d6}

/[z\x{03d6}]+/i,utf
    \x{03a0}\x{03c0}\x{03d6} 
 0: \x{3a0}\x{3c0}\x{3d6}

/[z\x{03a1}]+/i,utf
    \x{03a1}\x{03c1}\x{03f1}
 0: \x{3a1}\x{3c1}\x{3f1}

/[z\x{03c1}]+/i,utf
    \x{03a1}\x{03c1}\x{03f1}
 0: \x{3a1}\x{3c1}\x{3f1}

/[z\x{03f1}]+/i,utf
    \x{03a1}\x{03c1}\x{03f1}
 0: \x{3a1}\x{3c1}\x{3f1}

/[z\x{03a3}]+/i,utf
    \x{03A3}\x{03C2}\x{03C3}
 0: \x{3a3}\x{3c2}\x{3c3}

/[z\x{03c2}]+/i,utf
    \x{03A3}\x{03C2}\x{03C3}
 0: \x{3a3}\x{3c2}\x{3c3}

/[z\x{03c3}]+/i,utf
    \x{03A3}\x{03C2}\x{03C3}
 0: \x{3a3}\x{3c2}\x{3c3}

/[z\x{03a6}]+/i,utf
    \x{03a6}\x{03c6}\x{03d5} 
 0: \x{3a6}\x{3c6}\x{3d5}

/[z\x{03c6}]+/i,utf
    \x{03a6}\x{03c6}\x{03d5} 
 0: \x{3a6}\x{3c6}\x{3d5}

/[z\x{03d5}]+/i,utf
    \x{03a6}\x{03c6}\x{03d5} 
 0: \x{3a6}\x{3c6}\x{3d5}

/[z\x{03c9}]+/i,utf
    \x{03c9}\x{03a9}\x{2126}
 0: \x{3c9}\x{3a9}\x{2126}

/[z\x{03a9}]+/i,utf
    \x{03c9}\x{03a9}\x{2126}
 0: \x{3c9}\x{3a9}\x{2126}

/[z\x{2126}]+/i,utf
    \x{03c9}\x{03a9}\x{2126}
 0: \x{3c9}\x{3a9}\x{2126}

/[z\x{1e60}]+/i,utf
    \x{1e60}\x{1e61}\x{1e9b}
 0: \x{1e60}\x{1e61}\x{1e9b}

/[z\x{1e61}]+/i,utf
    \x{1e60}\x{1e61}\x{1e9b}
 0: \x{1e60}\x{1e61}\x{1e9b}

/[z\x{1e9b}]+/i,utf
    \x{1e60}\x{1e61}\x{1e9b}
 0: \x{1e60}\x{1e61}\x{1e9b}

# Perl 5.12.4 gets these wrong, but 5.15.3 is OK 

/[z\x{004b}]+/i,utf
    \x{004b}\x{006b}\x{212a}
 0: Kk\x{212a}

/[z\x{006b}]+/i,utf
    \x{004b}\x{006b}\x{212a}
 0: Kk\x{212a}

/[z\x{212a}]+/i,utf
    \x{004b}\x{006b}\x{212a}
 0: Kk\x{212a}

/[z\x{0053}]+/i,utf
    \x{0053}\x{0073}\x{017f}
 0: Ss\x{17f}

/[z\x{0073}]+/i,utf
    \x{0053}\x{0073}\x{017f}
 0: Ss\x{17f}

/[z\x{017f}]+/i,utf
    \x{0053}\x{0073}\x{017f}
 0: Ss\x{17f}
    
# --------------------------------------  

/(ΣΆΜΟΣ) \1/i,utf
    ΣΆΜΟΣ ΣΆΜΟΣ
 0: \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3} \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3}
 1: \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3}
    ΣΆΜΟΣ σάμος
 0: \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3} \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2}
 1: \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3}
    σάμος σάμος
 0: \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2} \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2}
 1: \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2}
    σάμος σάμοσ
 0: \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2} \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c3}
 1: \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2}
    σάμος ΣΆΜΟΣ  
 0: \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2} \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3}
 1: \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2}

/(σάμος) \1/i,utf
    ΣΆΜΟΣ ΣΆΜΟΣ
 0: \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3} \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3}
 1: \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3}
    ΣΆΜΟΣ σάμος
 0: \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3} \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2}
 1: \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3}
    σάμος σάμος
 0: \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2} \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2}
 1: \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2}
    σάμος σάμοσ
 0: \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2} \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c3}
 1: \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2}
    σάμος ΣΆΜΟΣ  
 0: \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2} \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3}
 1: \x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2}

/(ΣΆΜΟΣ) \1*/i,utf
    ΣΆΜΟΣ\x20
 0: \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3} 
 1: \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3}
    ΣΆΜΟΣ ΣΆΜΟΣσάμοςσάμος
 0: \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3} \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3}\x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2}\x{3c3}\x{3ac}\x{3bc}\x{3bf}\x{3c2}
 1: \x{3a3}\x{386}\x{39c}\x{39f}\x{3a3}

# Perl matches these 

/\x{00b5}+/i,utf
    \x{00b5}\x{039c}\x{03bc}
 0: \x{b5}\x{39c}\x{3bc}

/\x{039c}+/i,utf
    \x{00b5}\x{039c}\x{03bc}
 0: \x{b5}\x{39c}\x{3bc}

/\x{03bc}+/i,utf
    \x{00b5}\x{039c}\x{03bc}
 0: \x{b5}\x{39c}\x{3bc}


/\x{00c5}+/i,utf
    \x{00c5}\x{00e5}\x{212b}
 0: \x{c5}\x{e5}\x{212b}

/\x{00e5}+/i,utf
    \x{00c5}\x{00e5}\x{212b}
 0: \x{c5}\x{e5}\x{212b}

/\x{212b}+/i,utf
    \x{00c5}\x{00e5}\x{212b}
 0: \x{c5}\x{e5}\x{212b}


/\x{01c4}+/i,utf
    \x{01c4}\x{01c5}\x{01c6}
 0: \x{1c4}\x{1c5}\x{1c6}

/\x{01c5}+/i,utf
    \x{01c4}\x{01c5}\x{01c6}
 0: \x{1c4}\x{1c5}\x{1c6}

/\x{01c6}+/i,utf
    \x{01c4}\x{01c5}\x{01c6}
 0: \x{1c4}\x{1c5}\x{1c6}


/\x{01c7}+/i,utf
    \x{01c7}\x{01c8}\x{01c9}
 0: \x{1c7}\x{1c8}\x{1c9}

/\x{01c8}+/i,utf
    \x{01c7}\x{01c8}\x{01c9}
 0: \x{1c7}\x{1c8}\x{1c9}

/\x{01c9}+/i,utf
    \x{01c7}\x{01c8}\x{01c9}
 0: \x{1c7}\x{1c8}\x{1c9}


/\x{01ca}+/i,utf
    \x{01ca}\x{01cb}\x{01cc}
 0: \x{1ca}\x{1cb}\x{1cc}

/\x{01cb}+/i,utf
    \x{01ca}\x{01cb}\x{01cc}
 0: \x{1ca}\x{1cb}\x{1cc}

/\x{01cc}+/i,utf
    \x{01ca}\x{01cb}\x{01cc}
 0: \x{1ca}\x{1cb}\x{1cc}


/\x{01f1}+/i,utf
    \x{01f1}\x{01f2}\x{01f3}
 0: \x{1f1}\x{1f2}\x{1f3}

/\x{01f2}+/i,utf
    \x{01f1}\x{01f2}\x{01f3}
 0: \x{1f1}\x{1f2}\x{1f3}

/\x{01f3}+/i,utf
    \x{01f1}\x{01f2}\x{01f3}
 0: \x{1f1}\x{1f2}\x{1f3}


/\x{0345}+/i,utf
    \x{0345}\x{0399}\x{03b9}\x{1fbe}
 0: \x{345}\x{399}\x{3b9}\x{1fbe}

/\x{0399}+/i,utf
    \x{0345}\x{0399}\x{03b9}\x{1fbe}
 0: \x{345}\x{399}\x{3b9}\x{1fbe}

/\x{03b9}+/i,utf
    \x{0345}\x{0399}\x{03b9}\x{1fbe}
 0: \x{345}\x{399}\x{3b9}\x{1fbe}

/\x{1fbe}+/i,utf
    \x{0345}\x{0399}\x{03b9}\x{1fbe}
 0: \x{345}\x{399}\x{3b9}\x{1fbe}


/\x{0392}+/i,utf
    \x{0392}\x{03b2}\x{03d0}
 0: \x{392}\x{3b2}\x{3d0}

/\x{03b2}+/i,utf
    \x{0392}\x{03b2}\x{03d0}
 0: \x{392}\x{3b2}\x{3d0}

/\x{03d0}+/i,utf
    \x{0392}\x{03b2}\x{03d0}
 0: \x{392}\x{3b2}\x{3d0}
    

/\x{0395}+/i,utf
    \x{0395}\x{03b5}\x{03f5}
 0: \x{395}\x{3b5}\x{3f5}

/\x{03b5}+/i,utf
    \x{0395}\x{03b5}\x{03f5}
 0: \x{395}\x{3b5}\x{3f5}

/\x{03f5}+/i,utf
    \x{0395}\x{03b5}\x{03f5}
 0: \x{395}\x{3b5}\x{3f5}


/\x{0398}+/i,utf
    \x{0398}\x{03b8}\x{03d1}\x{03f4}
 0: \x{398}\x{3b8}\x{3d1}\x{3f4}

/\x{03b8}+/i,utf
    \x{0398}\x{03b8}\x{03d1}\x{03f4}
 0: \x{398}\x{3b8}\x{3d1}\x{3f4}

/\x{03d1}+/i,utf
    \x{0398}\x{03b8}\x{03d1}\x{03f4}
 0: \x{398}\x{3b8}\x{3d1}\x{3f4}

/\x{03f4}+/i,utf
    \x{0398}\x{03b8}\x{03d1}\x{03f4}
 0: \x{398}\x{3b8}\x{3d1}\x{3f4}
    

/\x{039a}+/i,utf
    \x{039a}\x{03ba}\x{03f0}
 0: \x{39a}\x{3ba}\x{3f0}

/\x{03ba}+/i,utf
    \x{039a}\x{03ba}\x{03f0}
 0: \x{39a}\x{3ba}\x{3f0}

/\x{03f0}+/i,utf
    \x{039a}\x{03ba}\x{03f0}
 0: \x{39a}\x{3ba}\x{3f0}
    

/\x{03a0}+/i,utf
    \x{03a0}\x{03c0}\x{03d6} 
 0: \x{3a0}\x{3c0}\x{3d6}

/\x{03c0}+/i,utf
    \x{03a0}\x{03c0}\x{03d6} 
 0: \x{3a0}\x{3c0}\x{3d6}

/\x{03d6}+/i,utf
    \x{03a0}\x{03c0}\x{03d6} 
 0: \x{3a0}\x{3c0}\x{3d6}


/\x{03a1}+/i,utf
    \x{03a1}\x{03c1}\x{03f1}
 0: \x{3a1}\x{3c1}\x{3f1}

/\x{03c1}+/i,utf
    \x{03a1}\x{03c1}\x{03f1}
 0: \x{3a1}\x{3c1}\x{3f1}

/\x{03f1}+/i,utf
    \x{03a1}\x{03c1}\x{03f1}
 0: \x{3a1}\x{3c1}\x{3f1}


/\x{03a3}+/i,utf
    \x{03A3}\x{03C2}\x{03C3}
 0: \x{3a3}\x{3c2}\x{3c3}

/\x{03c2}+/i,utf
    \x{03A3}\x{03C2}\x{03C3}
 0: \x{3a3}\x{3c2}\x{3c3}

/\x{03c3}+/i,utf
    \x{03A3}\x{03C2}\x{03C3}
 0: \x{3a3}\x{3c2}\x{3c3}
    

/\x{03a6}+/i,utf
    \x{03a6}\x{03c6}\x{03d5} 
 0: \x{3a6}\x{3c6}\x{3d5}

/\x{03c6}+/i,utf
    \x{03a6}\x{03c6}\x{03d5} 
 0: \x{3a6}\x{3c6}\x{3d5}

/\x{03d5}+/i,utf
    \x{03a6}\x{03c6}\x{03d5} 
 0: \x{3a6}\x{3c6}\x{3d5}


/\x{03c9}+/i,utf
    \x{03c9}\x{03a9}\x{2126}
 0: \x{3c9}\x{3a9}\x{2126}

/\x{03a9}+/i,utf
    \x{03c9}\x{03a9}\x{2126}
 0: \x{3c9}\x{3a9}\x{2126}

/\x{2126}+/i,utf
    \x{03c9}\x{03a9}\x{2126}
 0: \x{3c9}\x{3a9}\x{2126}
    

/\x{1e60}+/i,utf
    \x{1e60}\x{1e61}\x{1e9b}
 0: \x{1e60}\x{1e61}\x{1e9b}

/\x{1e61}+/i,utf
    \x{1e60}\x{1e61}\x{1e9b}
 0: \x{1e60}\x{1e61}\x{1e9b}

/\x{1e9b}+/i,utf
    \x{1e60}\x{1e61}\x{1e9b}
 0: \x{1e60}\x{1e61}\x{1e9b}
    

/\x{1e9e}+/i,utf
    \x{1e9e}\x{00df}
 0: \x{1e9e}\x{df}

/\x{00df}+/i,utf
    \x{1e9e}\x{00df}
 0: \x{1e9e}\x{df}
    

/\x{1f88}+/i,utf
    \x{1f88}\x{1f80} 
 0: \x{1f88}\x{1f80}

/\x{1f80}+/i,utf
    \x{1f88}\x{1f80} 
 0: \x{1f88}\x{1f80}

# Perl 5.12.4 gets these wrong, but 5.15.3 is OK 

/\x{004b}+/i,utf
    \x{004b}\x{006b}\x{212a}
 0: Kk\x{212a}

/\x{006b}+/i,utf
    \x{004b}\x{006b}\x{212a}
 0: Kk\x{212a}

/\x{212a}+/i,utf
    \x{004b}\x{006b}\x{212a}
 0: Kk\x{212a}


/\x{0053}+/i,utf
    \x{0053}\x{0073}\x{017f}
 0: Ss\x{17f}

/\x{0073}+/i,utf
    \x{0053}\x{0073}\x{017f}
 0: Ss\x{17f}

/\x{017f}+/i,utf
    \x{0053}\x{0073}\x{017f}
 0: Ss\x{17f}

/^\p{Any}*\d{4}/utf
    1234
 0: 1234
    123 
No match

/^\X*\w{4}/utf
    1234
 0: 1234
    123  
No match

/^A\s+Z/utf,ucp
    A\x{2005}Z
 0: A\x{2005}Z
    A\x{85}\x{2005}Z
 0: A\x{85}\x{2005}Z

/^A[\s]+Z/utf,ucp
    A\x{2005}Z
 0: A\x{2005}Z
    A\x{85}\x{2005}Z
 0: A\x{85}\x{2005}Z

/^[[:graph:]]+$/utf,ucp
    Letter:ABC
 0: Letter:ABC
    Mark:\x{300}\x{1d172}\x{1d17b}
 0: Mark:\x{300}\x{1d172}\x{1d17b}
    Number:9\x{660}
 0: Number:9\x{660}
    Punctuation:\x{66a},;
 0: Punctuation:\x{66a},;
    Symbol:\x{6de}<>\x{fffc}
 0: Symbol:\x{6de}<>\x{fffc}
    Cf-property:\x{ad}\x{600}\x{601}\x{602}\x{603}\x{604}\x{6dd}\x{70f}
 0: Cf-property:\x{ad}\x{600}\x{601}\x{602}\x{603}\x{604}\x{6dd}\x{70f}
    \x{200b}\x{200c}\x{200d}\x{200e}\x{200f}
 0: \x{200b}\x{200c}\x{200d}\x{200e}\x{200f}
    \x{202a}\x{202b}\x{202c}\x{202d}\x{202e}
 0: \x{202a}\x{202b}\x{202c}\x{202d}\x{202e}
    \x{2060}\x{2061}\x{2062}\x{2063}\x{2064}
 0: \x{2060}\x{2061}\x{2062}\x{2063}\x{2064}
    \x{206a}\x{206b}\x{206c}\x{206d}\x{206e}\x{206f}
 0: \x{206a}\x{206b}\x{206c}\x{206d}\x{206e}\x{206f}
    \x{feff}
 0: \x{feff}
    \x{fff9}\x{fffa}\x{fffb}
 0: \x{fff9}\x{fffa}\x{fffb}
    \x{110bd}
 0: \x{110bd}
    \x{1d173}\x{1d174}\x{1d175}\x{1d176}\x{1d177}\x{1d178}\x{1d179}\x{1d17a}
 0: \x{1d173}\x{1d174}\x{1d175}\x{1d176}\x{1d177}\x{1d178}\x{1d179}\x{1d17a}
    \x{e0001}
 0: \x{e0001}
    \x{e0020}\x{e0030}\x{e0040}\x{e0050}\x{e0060}\x{e0070}\x{e007f}
 0: \x{e0020}\x{e0030}\x{e0040}\x{e0050}\x{e0060}\x{e0070}\x{e007f}
    ** Failers
No match
    \x{09}
No match
    \x{0a}
No match
    \x{1D}
No match
    \x{20}
No match
    \x{85}
No match
    \x{a0}
No match
    \x{1680}
No match
    \x{2028}
No match
    \x{2029}
No match
    \x{202f}
No match
    \x{2065}
No match
    \x{3000}
No match
    \x{e0002}
No match
    \x{e001f}
No match
    \x{e0080} 
No match

/^[[:print:]]+$/utf,ucp
    Space: \x{a0}
 0: Space: \x{a0}
    \x{1680}\x{2000}\x{2001}\x{2002}\x{2003}\x{2004}\x{2005}
 0: \x{1680}\x{2000}\x{2001}\x{2002}\x{2003}\x{2004}\x{2005}
    \x{2006}\x{2007}\x{2008}\x{2009}\x{200a} 
 0: \x{2006}\x{2007}\x{2008}\x{2009}\x{200a}
    \x{202f}\x{205f} 
 0: \x{202f}\x{205f}
    \x{3000}
 0: \x{3000}
    Letter:ABC
 0: Letter:ABC
    Mark:\x{300}\x{1d172}\x{1d17b}
 0: Mark:\x{300}\x{1d172}\x{1d17b}
    Number:9\x{660}
 0: Number:9\x{660}
    Punctuation:\x{66a},;
 0: Punctuation:\x{66a},;
    Symbol:\x{6de}<>\x{fffc}
 0: Symbol:\x{6de}<>\x{fffc}
    Cf-property:\x{ad}\x{600}\x{601}\x{602}\x{603}\x{604}\x{6dd}\x{70f}
 0: Cf-property:\x{ad}\x{600}\x{601}\x{602}\x{603}\x{604}\x{6dd}\x{70f}
    \x{200b}\x{200c}\x{200d}\x{200e}\x{200f}
 0: \x{200b}\x{200c}\x{200d}\x{200e}\x{200f}
    \x{202a}\x{202b}\x{202c}\x{202d}\x{202e}
 0: \x{202a}\x{202b}\x{202c}\x{202d}\x{202e}
    \x{202f}
 0: \x{202f}
    \x{2060}\x{2061}\x{2062}\x{2063}\x{2064}
 0: \x{2060}\x{2061}\x{2062}\x{2063}\x{2064}
    \x{206a}\x{206b}\x{206c}\x{206d}\x{206e}\x{206f}
 0: \x{206a}\x{206b}\x{206c}\x{206d}\x{206e}\x{206f}
    \x{feff}
 0: \x{feff}
    \x{fff9}\x{fffa}\x{fffb}
 0: \x{fff9}\x{fffa}\x{fffb}
    \x{110bd}
 0: \x{110bd}
    \x{1d173}\x{1d174}\x{1d175}\x{1d176}\x{1d177}\x{1d178}\x{1d179}\x{1d17a}
 0: \x{1d173}\x{1d174}\x{1d175}\x{1d176}\x{1d177}\x{1d178}\x{1d179}\x{1d17a}
    \x{e0001}
 0: \x{e0001}
    \x{e0020}\x{e0030}\x{e0040}\x{e0050}\x{e0060}\x{e0070}\x{e007f}
 0: \x{e0020}\x{e0030}\x{e0040}\x{e0050}\x{e0060}\x{e0070}\x{e007f}
    ** Failers
 0: ** Failers
    \x{09}
No match
    \x{1D}
No match
    \x{85}
No match
    \x{2028}
No match
    \x{2029}
No match
    \x{2065}
No match
    \x{e0002}
No match
    \x{e001f}
No match
    \x{e0080} 
No match

/^[[:punct:]]+$/utf,ucp
    \$+<=>^`|~
 0: $+<=>^`|~
    !\"#%&'()*,-./:;?@[\\]_{}
 0: !"#%&'()*,-./:;?@[\]_{}
    \x{a1}\x{a7}  
 0: \x{a1}\x{a7}
    \x{37e} 
 0: \x{37e}
    ** Failers
No match
    abcde  
No match

/^[[:^graph:]]+$/utf,ucp
    \x{09}\x{0a}\x{1D}\x{20}\x{85}\x{a0}\x{1680}
 0: \x{09}\x{0a}\x{1d} \x{85}\x{a0}\x{1680}
    \x{2028}\x{2029}\x{202f}\x{2065}
 0: \x{2028}\x{2029}\x{202f}\x{2065}
    \x{3000}\x{e0002}\x{e001f}\x{e0080}
 0: \x{3000}\x{e0002}\x{e001f}\x{e0080}
    ** Failers
No match
    Letter:ABC
No match
    Mark:\x{300}\x{1d172}\x{1d17b}
No match
    Number:9\x{660}
No match
    Punctuation:\x{66a},;
No match
    Symbol:\x{6de}<>\x{fffc}
No match
    Cf-property:\x{ad}\x{600}\x{601}\x{602}\x{603}\x{604}\x{6dd}\x{70f}
No match
    \x{200b}\x{200c}\x{200d}\x{200e}\x{200f}
No match
    \x{202a}\x{202b}\x{202c}\x{202d}\x{202e}
No match
    \x{2060}\x{2061}\x{2062}\x{2063}\x{2064}
No match
    \x{206a}\x{206b}\x{206c}\x{206d}\x{206e}\x{206f}
No match
    \x{feff}
No match
    \x{fff9}\x{fffa}\x{fffb}
No match
    \x{110bd}
No match
    \x{1d173}\x{1d174}\x{1d175}\x{1d176}\x{1d177}\x{1d178}\x{1d179}\x{1d17a}
No match
    \x{e0001}
No match
    \x{e0020}\x{e0030}\x{e0040}\x{e0050}\x{e0060}\x{e0070}\x{e007f}
No match

/^[[:^print:]]+$/utf,ucp
    \x{09}\x{1D}\x{85}\x{2028}\x{2029}\x{2065}
 0: \x{09}\x{1d}\x{85}\x{2028}\x{2029}\x{2065}
    \x{e0002}\x{e001f}\x{e0080}
 0: \x{e0002}\x{e001f}\x{e0080}
    ** Failers
No match
    Space: \x{a0}
No match
    \x{1680}\x{2000}\x{2001}\x{2002}\x{2003}\x{2004}\x{2005}
No match
    \x{2006}\x{2007}\x{2008}\x{2009}\x{200a} 
No match
    \x{202f}\x{205f} 
No match
    \x{3000}
No match
    Letter:ABC
No match
    Mark:\x{300}\x{1d172}\x{1d17b}
No match
    Number:9\x{660}
No match
    Punctuation:\x{66a},;
No match
    Symbol:\x{6de}<>\x{fffc}
No match
    Cf-property:\x{ad}\x{600}\x{601}\x{602}\x{603}\x{604}\x{6dd}\x{70f}
No match
    \x{200b}\x{200c}\x{200d}\x{200e}\x{200f}
No match
    \x{202a}\x{202b}\x{202c}\x{202d}\x{202e}
No match
    \x{202f}
No match
    \x{2060}\x{2061}\x{2062}\x{2063}\x{2064}
No match
    \x{206a}\x{206b}\x{206c}\x{206d}\x{206e}\x{206f}
No match
    \x{feff}
No match
    \x{fff9}\x{fffa}\x{fffb}
No match
    \x{110bd}
No match
    \x{1d173}\x{1d174}\x{1d175}\x{1d176}\x{1d177}\x{1d178}\x{1d179}\x{1d17a}
No match
    \x{e0001}
No match
    \x{e0020}\x{e0030}\x{e0040}\x{e0050}\x{e0060}\x{e0070}\x{e007f}
No match

/^[[:^punct:]]+$/utf,ucp
    abcde  
 0: abcde
    ** Failers
No match
    \$+<=>^`|~
No match
    !\"#%&'()*,-./:;?@[\\]_{}
No match
    \x{a1}\x{a7}  
No match
    \x{37e} 
No match

/[RST]+/i,utf,ucp
    Ss\x{17f}
 0: Ss\x{17f}
    
/[R-T]+/i,utf,ucp
    Ss\x{17f}
 0: Ss\x{17f}

/[q-u]+/i,utf,ucp
    Ss\x{17f}
 0: Ss\x{17f}

/^s?c/im,utf
    scat
 0: sc
    
# The next four tests are for repeated caseless back references when the 
# code unit length of the matched text is different to that of the original
# group in the UTF-8 case.

/^(\x{23a})\1*(.)/i,utf
    \x{23a}\x{23a}\x{23a}\x{23a}
 0: \x{23a}\x{23a}\x{23a}\x{23a}
 1: \x{23a}
 2: \x{23a}
    \x{23a}\x{2c65}\x{2c65}\x{2c65}
 0: \x{23a}\x{2c65}\x{2c65}\x{2c65}
 1: \x{23a}
 2: \x{2c65}
    \x{23a}\x{23a}\x{2c65}\x{23a}
 0: \x{23a}\x{23a}\x{2c65}\x{23a}
 1: \x{23a}
 2: \x{23a}

/^(\x{23a})\1*(..)/i,utf
    \x{23a}\x{2c65}\x{2c65}\x{2c65}
 0: \x{23a}\x{2c65}\x{2c65}\x{2c65}
 1: \x{23a}
 2: \x{2c65}\x{2c65}
    \x{23a}\x{23a}\x{2c65}\x{23a}
 0: \x{23a}\x{23a}\x{2c65}\x{23a}
 1: \x{23a}
 2: \x{2c65}\x{23a}

/^(\x{23a})\1*(...)/i,utf
    \x{23a}\x{2c65}\x{2c65}\x{2c65}
 0: \x{23a}\x{2c65}\x{2c65}\x{2c65}
 1: \x{23a}
 2: \x{2c65}\x{2c65}\x{2c65}
    \x{23a}\x{23a}\x{2c65}\x{23a}
 0: \x{23a}\x{23a}\x{2c65}\x{23a}
 1: \x{23a}
 2: \x{23a}\x{2c65}\x{23a}

/^(\x{23a})\1*(....)/i,utf
    \x{23a}\x{2c65}\x{2c65}\x{2c65}
No match
    \x{23a}\x{23a}\x{2c65}\x{23a}
No match

/[A-`]/i,utf
    abcdefghijklmno
 0: a

# End of testinput4