/[pcre]/code/trunk/testdata/testoutput2

Diff of /code/trunk/testdata/testoutput2

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-revision 81 by nigel,
Sat Feb 24 21:40:59 2007 UTC
+revision 427 by ph10,
Fri Aug 28 09:55:54 2009 UTC
 Line 1
- PCRE version 6.2 01-Aug-2005
+ /(a)b|/I
- /(a)b|/
  Capturing subpattern count = 1
  No options
  No first char
  No need char
- /abc/
+ /abc/I
  Capturing subpattern count = 0
  No options
  First char = 'a'
-Line 24 
 No match
+Line 22 
 No match
      ABC
  No match
- /^abc/
+ /^abc/I
  Capturing subpattern count = 0
  Options: anchored
  No first char
-Line 40 
 No match
+Line 38 
 No match
      \Adefabc
  No match
- /a+bc/
+ /a+bc/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  Need char = 'c'
- /a*bc/
+ /a*bc/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  No first char
  Need char = 'c'
- /a{3}bc/
+ /a{3}bc/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  Need char = 'c'
- /(abc|a+z)/
+ /(abc|a+z)/I
  Capturing subpattern count = 1
- Partial matching not supported
  No options
  First char = 'a'
  No need char
- /^abc$/
+ /^abc$/I
  Capturing subpattern count = 0
  Options: anchored
  No first char
-Line 80 
 No match
+Line 74 
 No match
      def\nabc
  No match
- /ab\gdef/X
+ /ab\idef/X
  Failed: unrecognized character follows \ at offset 3
- /(?X)ab\gdef/X
+ /(?X)ab\idef/X
  Failed: unrecognized character follows \ at offset 7
  /x{5,4}/
-Line 111 
 Failed: missing ) at offset 4
+Line 105 
 Failed: missing ) at offset 4
  Failed: missing ) after comment at offset 7
  /(?z)abc/
- Failed: unrecognized character after (? at offset 2
+ Failed: unrecognized character after (? or (?- at offset 2
- /.*b/
+ /.*b/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
- First char at start or follows \n
+ First char at start or follows newline
  Need char = 'b'
- /.*?b/
+ /.*?b/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
- First char at start or follows \n
+ First char at start or follows newline
  Need char = 'b'
- /cat|dog|elephant/
+ /cat|dog|elephant/I
  Capturing subpattern count = 0
  No options
  No first char
-Line 137 
 No need char
+Line 129 
 No need char
      this sentences rambles on and on for a while and then reaches elephant
 : elephant
- /cat|dog|elephant/S
+ /cat|dog|elephant/IS
  Capturing subpattern count = 0
  No options
  No first char
-Line 148 
 Starting byte set: c d e
+Line 140 
 Starting byte set: c d e
      this sentences rambles on and on for a while and then reaches elephant
 : elephant
- /cat|dog|elephant/iS
+ /cat|dog|elephant/IiS
  Capturing subpattern count = 0
  Options: caseless
  No first char
-Line 159 
 Starting byte set: C D E c d e
+Line 151 
 Starting byte set: C D E c d e
      this sentences rambles on and on for a while to elephant ElePhant
 : elephant
- /a|[bcd]/S
+ /a|[bcd]/IS
  Capturing subpattern count = 0
  No options
  No first char
  No need char
  Starting byte set: a b c d
- /(a|[^\dZ])/S
+ /(a|[^\dZ])/IS
  Capturing subpattern count = 1
  No options
  No first char
-Line 186 
 Starting byte set: \x00 \x01 \x02 \x03 \
+Line 178 
 Starting byte set: \x00 \x01 \x02 \x03 \
    \xed \xee \xef \xf0 \xf1 \xf2 \xf3 \xf4 \xf5 \xf6 \xf7 \xf8 \xf9 \xfa \xfb
    \xfc \xfd \xfe \xff
- /(a|b)*[\s]/S
+ /(a|b)*[\s]/IS
  Capturing subpattern count = 1
  No options
  No first char
-Line 199 
 Failed: reference to non-existent subpat
+Line 191 
 Failed: reference to non-existent subpat
  /{4,5}abc/
  Failed: nothing to repeat at offset 4
- /(a)(b)(c)\2/
+ /(a)(b)(c)\2/I
  Capturing subpattern count = 3
  Max back reference = 2
  No options
-Line 224 
 Matched, but too many substrings
+Line 216 
 Matched, but too many substrings
 : abcb
 : a
 : b
      \O12abcb
 : abcb
 : a
 : b
 : c
- /(a)bc|(a)(b)\2/
+ /(a)bc|(a)(b)\2/I
  Capturing subpattern count = 3
  Max back reference = 2
  No options
-Line 272 
 Matched, but too many substrings
+Line 264 
 Matched, but too many substrings
 : a
 : b
- /abc$/E
+ /abc$/IE
  Capturing subpattern count = 0
  Options: dollar_endonly
  First char = 'a'
-Line 289 
 No match
+Line 281 
 No match
  /(a)(b)(c)(d)(e)\6/
  Failed: reference to non-existent subpattern at offset 17
- /the quick brown fox/
+ /the quick brown fox/I
  Capturing subpattern count = 0
  No options
  First char = 't'
-Line 299 
 Need char = 'x'
+Line 291 
 Need char = 'x'
      this is a line with the quick brown fox
 : the quick brown fox
- /the quick brown fox/A
+ /the quick brown fox/IA
  Capturing subpattern count = 0
  Options: anchored
  No first char
-Line 312 
 No match
+Line 304 
 No match
  No match
  /ab(?z)cd/
- Failed: unrecognized character after (? at offset 4
+ Failed: unrecognized character after (? or (?- at offset 4
- /^abc|def/
+ /^abc|def/I
  Capturing subpattern count = 0
  No options
  No first char
-Line 324 
 No need char
+Line 316 
 No need char
      abcdef\B
 : def
- /.*((abc)$|(def))/
+ /.*((abc)$|(def))/I
  Capturing subpattern count = 3
- Partial matching not supported
  No options
- First char at start or follows \n
+ First char at start or follows newline
  No need char
      defabc
 : defabc
-Line 340 
 No need char
+Line 331 
 No need char
 : <unset>
 : def
- /abc/P
+ /abc/IP
      abc
 : abc
      *** Failers
  No match: POSIX code 17: match failed
- /^abc|def/P
+ /^abc|def/IP
      abcdef
 : abc
      abcdef\B
 : def
- /.*((abc)$|(def))/P
+ /.*((abc)$|(def))/IP
      defabc
 : defabc
 : abc
-Line 361 
 No match: POSIX code 17: match failed
+Line 352 
 No match: POSIX code 17: match failed
 : def
 : def
 : def
- /the quick brown fox/P
+ /the quick brown fox/IP
      the quick brown fox
 : the quick brown fox
      *** Failers
  No match: POSIX code 17: match failed
      The Quick Brown Fox
  No match: POSIX code 17: match failed
- /the quick brown fox/Pi
+ /the quick brown fox/IPi
      the quick brown fox
 : the quick brown fox
      The Quick Brown Fox
 : The Quick Brown Fox
- /abc.def/P
+ /abc.def/IP
      *** Failers
  No match: POSIX code 17: match failed
      abc\ndef
  No match: POSIX code 17: match failed
- /abc$/P
+ /abc$/IP
      abc
 : abc
      abc\n
 : abc
- /(abc)\2/P
+ /(abc)\2/IP
  Failed: POSIX code 15: bad back reference at offset 7
- /(abc\1)/P
+ /(abc\1)/IP
      abc
  No match: POSIX code 17: match failed
-Line 401 
 Failed: unmatched parentheses at offset
+Line 392 
 Failed: unmatched parentheses at offset
  /a[]b/
  Failed: missing terminating ] for character class at offset 4
- /[^aeiou ]{3,}/
+ /[^aeiou ]{3,}/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  No first char
  No need char
      co-processors, and for
 : -pr
- /<.*>/
+ /<.*>/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = '<'
  Need char = '>'
      abc<def>ghi<klm>nop
 : <def>ghi<klm>
- /<.*?>/
+ /<.*?>/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = '<'
  Need char = '>'
      abc<def>ghi<klm>nop
 : <def>
- /<.*>/U
+ /<.*>/IU
  Capturing subpattern count = 0
- Partial matching not supported
  Options: ungreedy
  First char = '<'
  Need char = '>'
      abc<def>ghi<klm>nop
 : <def>
- /(?U)<.*>/
+ /(?U)<.*>/I
  Capturing subpattern count = 0
- Partial matching not supported
  Options: ungreedy
  First char = '<'
  Need char = '>'
      abc<def>ghi<klm>nop
 : <def>
- /<.*?>/U
+ /<.*?>/IU
  Capturing subpattern count = 0
- Partial matching not supported
  Options: ungreedy
  First char = '<'
  Need char = '>'
      abc<def>ghi<klm>nop
 : <def>ghi<klm>
- /={3,}/U
+ /={3,}/IU
  Capturing subpattern count = 0
- Partial matching not supported
  Options: ungreedy
  First char = '='
  Need char = '='
      abc========def
 : ===
- /(?U)={3,}?/
+ /(?U)={3,}?/I
  Capturing subpattern count = 0
- Partial matching not supported
  Options: ungreedy
  First char = '='
  Need char = '='
      abc========def
 : ========
- /(?<!bar|cattle)foo/
+ /(?<!bar|cattle)foo/I
  Capturing subpattern count = 0
  No options
  First char = 'f'
  Need char = 'o'
      foo
 : foo
      catfoo
 : foo
      *** Failers
  No match
      the barfoo
  No match
      and cattlefoo
  No match
  /(?<=a+)b/
-Line 498 
 Failed: lookbehind assertion is not fixe
+Line 481 
 Failed: lookbehind assertion is not fixe
  /(?<!(foo)a\1)bar/
  Failed: lookbehind assertion is not fixed length at offset 12
- /(?i)abc/
+ /(?i)abc/I
  Capturing subpattern count = 0
  Options: caseless
  First char = 'a' (caseless)
  Need char = 'c' (caseless)
- /(a|(?m)a)/
+ /(a|(?m)a)/I
  Capturing subpattern count = 1
  No options
  First char = 'a'
  No need char
- /(?i)^1234/
+ /(?i)^1234/I
  Capturing subpattern count = 0
  Options: anchored caseless
  No first char
  No need char
- /(^b|(?i)^d)/
+ /(^b|(?i)^d)/I
  Capturing subpattern count = 1
  Options: anchored
- Case state changes
  No first char
  No need char
- /(?s).*/
+ /(?s).*/I
  Capturing subpattern count = 0
- Partial matching not supported
  Options: anchored dotall
  No first char
  No need char
- /[abcd]/S
+ /[abcd]/IS
  Capturing subpattern count = 0
  No options
  No first char
  No need char
  Starting byte set: a b c d
- /(?i)[abcd]/S
+ /(?i)[abcd]/IS
  Capturing subpattern count = 0
  Options: caseless
  No first char
  No need char
  Starting byte set: A B C D a b c d
- /(?m)[xy]|(b|c)/S
+ /(?m)[xy]|(b|c)/IS
  Capturing subpattern count = 1
  Options: multiline
  No first char
  No need char
  Starting byte set: b c x y
- /(^a|^b)/m
+ /(^a|^b)/Im
  Capturing subpattern count = 1
  Options: multiline
- First char at start or follows \n
+ First char at start or follows newline
  No need char
- /(?i)(^a|^b)/m
+ /(?i)(^a|^b)/Im
  Capturing subpattern count = 1
  Options: caseless multiline
- First char at start or follows \n
+ First char at start or follows newline
  No need char
  /(a)(?(1)a|b|c)/
-Line 570 
 Failed: conditional group contains more
+Line 551 
 Failed: conditional group contains more
  Failed: conditional group contains more than two branches at offset 12
  /(?(1a)/
- Failed: malformed number after (?( at offset 4
+ Failed: missing ) at offset 6
+ /(?(1a))/
+ Failed: reference to non-existent subpattern at offset 6
  /(?(?i))/
  Failed: assertion expected after (?( at offset 3
  /(?(abc))/
- Failed: assertion expected after (?( at offset 3
+ Failed: reference to non-existent subpattern at offset 7
  /(?(?<ab))/
- Failed: unrecognized character after (?< at offset 5
+ Failed: syntax error in subpattern name (missing terminator) at offset 7
- /((?s)blah)\s+\1/
+ /((?s)blah)\s+\1/I
  Capturing subpattern count = 1
  Max back reference = 1
- Partial matching not supported
  No options
  First char = 'b'
  Need char = 'h'
- /((?i)blah)\s+\1/
+ /((?i)blah)\s+\1/I
  Capturing subpattern count = 1
  Max back reference = 1
- Partial matching not supported
  No options
- Case state changes
  First char = 'b' (caseless)
  Need char = 'h' (caseless)
- /((?i)b)/DS
+ /((?i)b)/IDZS
  ------------------------------------------------------------------
- 15 Bra 0
+         Bra
-  7 Bra 1
+         CBra 1
- 01 Opt
+Opt
- NC b
+      NC b
-  7 Ket
+         Ket
- 00 Opt
+Opt
- 15 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 1
  No options
- Case state changes
  First char = 'b' (caseless)
  No need char
  Study returned NULL
- /(a*b|(?i:c*(?-i)d))/S
+ /(a*b|(?i:c*(?-i)d))/IS
  Capturing subpattern count = 1
- Partial matching not supported
  No options
- Case state changes
  No first char
  No need char
  Starting byte set: C a b c d
- /a$/
+ /a$/I
  Capturing subpattern count = 0
  No options
  First char = 'a'
-Line 634 
 No need char
+Line 612 
 No need char
 : a
      a\n
 : a
      *** Failers
  No match
      \Za
  No match
      \Za\n
  No match
- /a$/m
+ /a$/Im
  Capturing subpattern count = 0
  Options: multiline
  First char = 'a'
-Line 650 
 No need char
+Line 628 
 No need char
 : a
      a\n
 : a
      \Za\n
 : a
      *** Failers
  No match
      \Za
  No match
- /\Aabc/m
+ /\Aabc/Im
  Capturing subpattern count = 0
  Options: anchored multiline
  No first char
  No need char
- /^abc/m
+ /^abc/Im
  Capturing subpattern count = 0
  Options: multiline
- First char at start or follows \n
+ First char at start or follows newline
  Need char = 'c'
- /^((a+)(?U)([ab]+)(?-U)([bc]+)(\w*))/
+ /^((a+)(?U)([ab]+)(?-U)([bc]+)(\w*))/I
  Capturing subpattern count = 5
- Partial matching not supported
  Options: anchored
  No first char
  No need char
-Line 683 
 No need char
+Line 660 
 No need char
 : bbbbccccc
 : def
- /(?<=foo)[ab]/S
+ /(?<=foo)[ab]/IS
  Capturing subpattern count = 0
  No options
  No first char
  No need char
  Starting byte set: a b
- /(?<!foo)(alpha|omega)/S
+ /(?<!foo)(alpha|omega)/IS
  Capturing subpattern count = 1
  No options
  No first char
  Need char = 'a'
  Starting byte set: a o
- /(?!alphabet)[ab]/S
+ /(?!alphabet)[ab]/IS
  Capturing subpattern count = 0
  No options
  No first char
  No need char
  Starting byte set: a b
- /(?<=foo\n)^bar/m
+ /(?<=foo\n)^bar/Im
  Capturing subpattern count = 0
+ Contains explicit CR or LF match
  Options: multiline
  No first char
  Need char = 'r'
      foo\nbarbar
 : bar
      ***Failers
  No match
      rhubarb
  No match
      barbell
  No match
      abc\nbarton
  No match
- /^(?<=foo\n)bar/m
+ /^(?<=foo\n)bar/Im
  Capturing subpattern count = 0
+ Contains explicit CR or LF match
  Options: multiline
- First char at start or follows \n
+ First char at start or follows newline
  Need char = 'r'
      foo\nbarbar
 : bar
      ***Failers
  No match
      rhubarb
  No match
      barbell
  No match
      abc\nbarton
  No match
- /(?>^abc)/m
+ /(?>^abc)/Im
  Capturing subpattern count = 0
  Options: multiline
- First char at start or follows \n
+ First char at start or follows newline
  Need char = 'c'
      abc
 : abc
-Line 747 
 Need char = 'c'
+Line 726 
 Need char = 'c'
 : abc
      *** Failers
  No match
      defabc
  No match
  /(?<=ab(c+)d)ef/
-Line 760 
 Failed: lookbehind assertion is not fixe
+Line 739 
 Failed: lookbehind assertion is not fixe
  Failed: lookbehind assertion is not fixed length at offset 13
  /The next three are in testinput2 because they have variable length branches/
- Capturing subpattern count = 0
- No options
- First char = 'T'
- Need char = 's'
- /(?<=bullock|donkey)-cart/
+ /(?<=bullock|donkey)-cart/I
  Capturing subpattern count = 0
  No options
  First char = '-'
-Line 778 
 Need char = 't'
+Line 753 
 Need char = 't'
  No match
      cart
  No match
      horse-and-cart
  No match
- /(?<=ab(?i)x|y|z)/
+ /(?<=ab(?i)x|y|z)/I
  Capturing subpattern count = 0
  No options
- Case state changes
  No first char
  No need char
- /(?>.*)(?<=(abcd)|(xyz))/
+ /(?>.*)(?<=(abcd)|(xyz))/I
  Capturing subpattern count = 2
- Partial matching not supported
  No options
- First char at start or follows \n
+ First char at start or follows newline
  No need char
      alphabetabcd
 : alphabetabcd
-Line 802 
 No need char
+Line 775 
 No need char
 : <unset>
 : xyz
- /(?<=ab(?i)x(?-i)y|(?i)z|b)ZZ/
+ /(?<=ab(?i)x(?-i)y|(?i)z|b)ZZ/I
  Capturing subpattern count = 0
  No options
- Case state changes
  First char = 'Z'
  Need char = 'Z'
      abxyZZ
-Line 818 
 Need char = 'Z'
+Line 790 
 Need char = 'Z'
 : ZZ
      bZZ
 : ZZ
      BZZ
 : ZZ
      *** Failers
  No match
      ZZ
  No match
      abXYZZ
  No match
      zzz
  No match
      bzz
  No match
- /(?<!(foo)a)bar/
+ /(?<!(foo)a)bar/I
  Capturing subpattern count = 1
  No options
  First char = 'b'
  Need char = 'r'
      bar
 : bar
      foobbar
 : bar
      *** Failers
  No match
      fooabar
  No match
- /This one is here because Perl 5.005_02 doesn't fail it/
+ /This one is here because Perl 5.005_02 doesn't fail it/I
  Capturing subpattern count = 0
  No options
  First char = 'T'
  Need char = 't'
- /^(a)?(?(1)a|b)+$/
+ /^(a)?(?(1)a|b)+$/I
  Capturing subpattern count = 1
  Options: anchored
  No first char
  No need char
      *** Failers
  No match
      a
  No match
- /This one is here because I think Perl 5.005_02 gets the setting of $1 wrong/
+ /This one is here because I think Perl 5.005_02 gets the setting of $1 wrong/I
  Capturing subpattern count = 0
  No options
  First char = 'T'
  Need char = 'g'
- /^(a\1?){4}$/
+ /^(a\1?){4}$/I
  Capturing subpattern count = 1
  Max back reference = 1
  Options: anchored
-Line 876 
 No need char
+Line 848 
 No need char
      aaaaaa
 : aaaaaa
 : aa
- /These are syntax tests from Perl 5.005/
+ /These are syntax tests from Perl 5.005/I
  Capturing subpattern count = 0
  No options
  First char = 'T'
-Line 919 
 Failed: reference to non-existent subpat
+Line 891 
 Failed: reference to non-existent subpat
  /(a)|\2/
  Failed: reference to non-existent subpattern at offset 6
- /a[b-a]/i
+ /a[b-a]/Ii
  Failed: range out of order in character class at offset 4
- /a[]b/i
+ /a[]b/Ii
  Failed: missing terminating ] for character class at offset 4
- /a[/i
+ /a[/Ii
  Failed: missing terminating ] for character class at offset 2
- /*a/i
+ /*a/Ii
  Failed: nothing to repeat at offset 0
- /(*)b/i
+ /(*)b/Ii
  Failed: nothing to repeat at offset 1
- /abc)/i
+ /abc)/Ii
  Failed: unmatched parentheses at offset 3
- /(abc/i
+ /(abc/Ii
  Failed: missing ) at offset 4
- /a**/i
+ /a**/Ii
  Failed: nothing to repeat at offset 2
- /)(/i
+ /)(/Ii
  Failed: unmatched parentheses at offset 0
  /:(?:/
-Line 953 
 Failed: missing ) at offset 4
+Line 925 
 Failed: missing ) at offset 4
  Failed: unrecognized character after (?< at offset 3
  /a(?{)b/
- Failed: unrecognized character after (? at offset 3
+ Failed: unrecognized character after (? or (?- at offset 3
  /a(?{{})b/
- Failed: unrecognized character after (? at offset 3
+ Failed: unrecognized character after (? or (?- at offset 3
  /a(?{}})b/
- Failed: unrecognized character after (? at offset 3
+ Failed: unrecognized character after (? or (?- at offset 3
  /a(?{"{"})b/
- Failed: unrecognized character after (? at offset 3
+ Failed: unrecognized character after (? or (?- at offset 3
  /a(?{"{"}})b/
- Failed: unrecognized character after (? at offset 3
+ Failed: unrecognized character after (? or (?- at offset 3
  /(?(1?)a|b)/
- Failed: malformed number after (?( at offset 4
+ Failed: malformed number or name after (?( at offset 4
- /(?(1)a|b|c)/
- Failed: conditional group contains more than two branches at offset 10
  /[a[:xyz:/
  Failed: missing terminating ] for character class at offset 8
-Line 991 
 Failed: POSIX code 9: bad escape sequenc
+Line 960 
 Failed: POSIX code 9: bad escape sequenc
  /abc/\i
  Failed: \ at end of pattern at offset 4
- /(a)bc(d)/
+ /(a)bc(d)/I
  Capturing subpattern count = 2
  No options
  First char = 'a'
-Line 1010 
 Need char = 'd'
+Line 979 
 Need char = 'd'
 : a
 : d
  copy substring 5 failed -7
- /(.{20})/
+ /(.{20})/I
  Capturing subpattern count = 1
- Partial matching not supported
  No options
  No first char
  No need char
-Line 1023 
 No need char
+Line 991 
 No need char
      abcdefghijklmnopqrstuvwxyz\C1
 : abcdefghijklmnopqrst
 : abcdefghijklmnopqrst
- copy substring 1 failed -6
+C abcdefghijklmnopqrst (20)
      abcdefghijklmnopqrstuvwxyz\G1
 : abcdefghijklmnopqrst
 : abcdefghijklmnopqrst
 G abcdefghijklmnopqrst (20)
- /(.{15})/
+ /(.{15})/I
  Capturing subpattern count = 1
- Partial matching not supported
  No options
  No first char
  No need char
-Line 1044 
 No need char
+Line 1011 
 No need char
 C abcdefghijklmno (15)
 G abcdefghijklmno (15)
- /(.{16})/
+ /(.{16})/I
  Capturing subpattern count = 1
- Partial matching not supported
  No options
  No first char
  No need char
-Line 1056 
 No need char
+Line 1022 
 No need char
      abcdefghijklmnopqrstuvwxyz\C1\G1\L
 : abcdefghijklmnop
 : abcdefghijklmnop
- copy substring 1 failed -6
+C abcdefghijklmnop (16)
 G abcdefghijklmnop (16)
 L abcdefghijklmnop
 L abcdefghijklmnop
- /^(a|(bc))de(f)/
+ /^(a|(bc))de(f)/I
  Capturing subpattern count = 3
  Options: anchored
  No first char
  No need char
      adef\G1\G2\G3\G4\L
 : adef
 : a
 : <unset>
-Line 1079 
 get substring 4 failed -7
+Line 1045 
 get substring 4 failed -7
 L a
 L
 L f
      bcdef\G1\G2\G3\G4\L
 : bcdef
 : bc
 : bc
-Line 1092 
 get substring 4 failed -7
+Line 1058 
 get substring 4 failed -7
 L bc
 L bc
 L f
      adefghijk\C0
 : adef
 : a
 : <unset>
 : f
 C adef (4)
- /^abc\00def/
+ /^abc\00def/I
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
      abc\00def\L\C0
 : abc\x00def
 C abc (7)
 L abc
  /word ((?:[a-zA-Z0-9]+ )((?:[a-zA-Z0-9]+ )((?:[a-zA-Z0-9]+ )((?:[a-zA-Z0-9]+
  )((?:[a-zA-Z0-9]+ )((?:[a-zA-Z0-9]+ )((?:[a-zA-Z0-9]+ )((?:[a-zA-Z0-9]+
- )?)?)?)?)?)?)?)?)?otherword/M
+ )?)?)?)?)?)?)?)?)?otherword/I
- Memory allocation (code space): 432
  Capturing subpattern count = 8
- Partial matching not supported
+ Contains explicit CR or LF match
  No options
  First char = 'w'
  Need char = 'd'
- /.*X/D
+ /.*X/IDZ
  ------------------------------------------------------------------
-  7 Bra 0
+         Bra
-    Any*
+         Any*
-    X
+         X
-  7 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
- Partial matching not supported
  No options
- First char at start or follows \n
+ First char at start or follows newline
  Need char = 'X'
- /.*X/Ds
+ /.*X/IDZs
  ------------------------------------------------------------------
-  7 Bra 0
+         Bra
-    Any*
+         AllAny*
-    X
+         X
-  7 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
- Partial matching not supported
  Options: anchored dotall
  No first char
  Need char = 'X'
- /(.*X|^B)/D
+ /(.*X|^B)/IDZ
  ------------------------------------------------------------------
- 19 Bra 0
+         Bra
-  7 Bra 1
+         CBra 1
-    Any*
+         Any*
-    X
+         X
-  6 Alt
+         Alt
-    ^
+         ^
-    B
+         B
- 13 Ket
+         Ket
- 19 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 1
- Partial matching not supported
  No options
- First char at start or follows \n
+ First char at start or follows newline
  No need char
- /(.*X|^B)/Ds
+ /(.*X|^B)/IDZs
  ------------------------------------------------------------------
- 19 Bra 0
+         Bra
-  7 Bra 1
+         CBra 1
-    Any*
+         AllAny*
-    X
+         X
-  6 Alt
+         Alt
-    ^
+         ^
-    B
+         B
- 13 Ket
+         Ket
- 19 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 1
- Partial matching not supported
  Options: anchored dotall
  No first char
  No need char
- /(?s)(.*X|^B)/D
+ /(?s)(.*X|^B)/IDZ
  ------------------------------------------------------------------
- 19 Bra 0
+         Bra
-  7 Bra 1
+         CBra 1
-    Any*
+         AllAny*
-    X
+         X
-  6 Alt
+         Alt
-    ^
+         ^
-    B
+         B
- 13 Ket
+         Ket
- 19 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 1
- Partial matching not supported
  Options: anchored dotall
  No first char
  No need char
- /(?s:.*X|^B)/D
+ /(?s:.*X|^B)/IDZ
  ------------------------------------------------------------------
- 25 Bra 0
+         Bra
-  9 Bra 0
+         Bra
- 04 Opt
+Opt
-    Any*
+         AllAny*
-    X
+         X
-  8 Alt
+         Alt
- 04 Opt
+Opt
-    ^
+         ^
-    B
+         B
- 17 Ket
+         Ket
- 00 Opt
+Opt
- 25 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
- Partial matching not supported
+ Options: anchored
- No options
+ No first char
- First char at start or follows \n
  No need char
- /\Biss\B/+
+ /\Biss\B/I+
  Capturing subpattern count = 0
  No options
  First char = 'i'
-Line 1235 
 Need char = 's'
+Line 1194 
 Need char = 's'
 : iss
 + issippi
- /\Biss\B/+P
+ /\Biss\B/I+P
      Mississippi
 : iss
 + issippi
- /iss/G+
+ /iss/IG+
  Capturing subpattern count = 0
  No options
  First char = 'i'
-Line 1251 
 Need char = 's'
+Line 1210 
 Need char = 's'
 : iss
 + ippi
- /\Biss\B/G+
+ /\Biss\B/IG+
  Capturing subpattern count = 0
  No options
  First char = 'i'
-Line 1260 
 Need char = 's'
+Line 1219 
 Need char = 's'
 : iss
 + issippi
- /\Biss\B/g+
+ /\Biss\B/Ig+
  Capturing subpattern count = 0
  No options
  First char = 'i'
-Line 1275 
 No match
+Line 1234 
 No match
      Mississippi\A
  No match
- /(?<=[Ms])iss/g+
+ /(?<=[Ms])iss/Ig+
  Capturing subpattern count = 0
  No options
  First char = 'i'
-Line 1286 
 Need char = 's'
+Line 1245 
 Need char = 's'
 : iss
 + ippi
- /(?<=[Ms])iss/G+
+ /(?<=[Ms])iss/IG+
  Capturing subpattern count = 0
  No options
  First char = 'i'
-Line 1295 
 Need char = 's'
+Line 1254 
 Need char = 's'
 : iss
 + issippi
- /^iss/g+
+ /^iss/Ig+
  Capturing subpattern count = 0
  Options: anchored
  No first char
-Line 1303 
 No need char
+Line 1262 
 No need char
      ississippi
 : iss
 + issippi
- /.*iss/g+
+ /.*iss/Ig+
  Capturing subpattern count = 0
- Partial matching not supported
  No options
- First char at start or follows \n
+ First char at start or follows newline
  Need char = 's'
      abciss\nxyzisspqr
 : abciss
 + \x0axyzisspqr
 : xyziss
 + pqr
- /.i./+g
+ /.i./I+g
  Capturing subpattern count = 0
  No options
  No first char
-Line 1342 
 Need char = 'i'
+Line 1300 
 Need char = 'i'
 + river
 : riv
 + er
      Missouri river\A
 : Mis
 + souri river
- /^.is/+g
+ /^.is/I+g
  Capturing subpattern count = 0
  Options: anchored
  No first char
-Line 1355 
 No need char
+Line 1313 
 No need char
 : Mis
 + sissippi
- /^ab\n/g+
+ /^ab\n/Ig+
  Capturing subpattern count = 0
+ Contains explicit CR or LF match
  Options: anchored
  No first char
  No need char
-Line 1364 
 No need char
+Line 1323 
 No need char
 : ab\x0a
 + ab\x0acd
- /^ab\n/mg+
+ /^ab\n/Img+
  Capturing subpattern count = 0
+ Contains explicit CR or LF match
  Options: multiline
- First char at start or follows \n
+ First char at start or follows newline
  Need char = 10
      ab\nab\ncd
 : ab\x0a
-Line 1375 
 Need char = 10
+Line 1335 
 Need char = 10
 : ab\x0a
 + cd
- /abc/
+ /abc/I
  Capturing subpattern count = 0
  No options
  First char = 'a'
  Need char = 'c'
- /abc|bac/
+ /abc|bac/I
  Capturing subpattern count = 0
  No options
  No first char
  Need char = 'c'
- /(abc|bac)/
+ /(abc|bac)/I
  Capturing subpattern count = 1
  No options
  No first char
  Need char = 'c'
- /(abc|(c|dc))/
+ /(abc|(c|dc))/I
  Capturing subpattern count = 2
  No options
  No first char
  Need char = 'c'
- /(abc|(d|de)c)/
+ /(abc|(d|de)c)/I
  Capturing subpattern count = 2
  No options
  No first char
  Need char = 'c'
- /a*/
+ /a*/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  No first char
  No need char
- /a+/
+ /a+/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  No need char
- /(baa|a+)/
+ /(baa|a+)/I
  Capturing subpattern count = 1
- Partial matching not supported
  No options
  No first char
  Need char = 'a'
- /a{0,3}/
+ /a{0,3}/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  No first char
  No need char
- /baa{3,}/
+ /baa{3,}/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'b'
  Need char = 'a'
- /"([^\\"]+|\\.)*"/
+ /"([^\\"]+|\\.)*"/I
  Capturing subpattern count = 1
- Partial matching not supported
  No options
  First char = '"'
  Need char = '"'
- /(abc|ab[cd])/
+ /(abc|ab[cd])/I
  Capturing subpattern count = 1
  No options
  First char = 'a'
  No need char
- /(a|.)/
+ /(a|.)/I
  Capturing subpattern count = 1
  No options
  No first char
  No need char
- /a|ba|\w/
+ /a|ba|\w/I
  Capturing subpattern count = 0
  No options
  No first char
  No need char
- /abc(?=pqr)/
+ /abc(?=pqr)/I
  Capturing subpattern count = 0
  No options
  First char = 'a'
  Need char = 'r'
- /...(?<=abc)/
+ /...(?<=abc)/I
  Capturing subpattern count = 0
  No options
  No first char
  No need char
- /abc(?!pqr)/
+ /abc(?!pqr)/I
  Capturing subpattern count = 0
  No options
  First char = 'a'
  Need char = 'c'
- /ab./
+ /ab./I
  Capturing subpattern count = 0
  No options
  First char = 'a'
  Need char = 'b'
- /ab[xyz]/
+ /ab[xyz]/I
  Capturing subpattern count = 0
  No options
  First char = 'a'
  Need char = 'b'
- /abc*/
+ /abc*/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  Need char = 'b'
- /ab.c*/
+ /ab.c*/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  Need char = 'b'
- /a.c*/
+ /a.c*/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  No need char
- /.c*/
+ /.c*/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  No first char
  No need char
- /ac*/
+ /ac*/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  No need char
- /(a.c*|b.c*)/
+ /(a.c*|b.c*)/I
  Capturing subpattern count = 1
- Partial matching not supported
  No options
  No first char
  No need char
- /a.c*|aba/
+ /a.c*|aba/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  No need char
- /.+a/
+ /.+a/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  No first char
  Need char = 'a'
- /(?=abcda)a.*/
+ /(?=abcda)a.*/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  Need char = 'a'
- /(?=a)a.*/
+ /(?=a)a.*/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  No need char
- /a(b)*/
+ /a(b)*/I
  Capturing subpattern count = 1
  No options
  First char = 'a'
  No need char
- /a\d*/
+ /a\d*/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  No need char
- /ab\d*/
+ /ab\d*/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  Need char = 'b'
- /a(\d)*/
+ /a(\d)*/I
  Capturing subpattern count = 1
  No options
  First char = 'a'
  No need char
- /abcde{0,0}/
+ /abcde{0,0}/I
  Capturing subpattern count = 0
  No options
  First char = 'a'
  Need char = 'd'
- /ab\d+/
+ /ab\d+/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  Need char = 'b'
- /a(?(1)b)/
+ /a(?(1)b)(.)/I
- Capturing subpattern count = 0
+ Capturing subpattern count = 1
  No options
  First char = 'a'
  No need char
- /a(?(1)bag|big)/
+ /a(?(1)bag|big)(.)/I
- Capturing subpattern count = 0
+ Capturing subpattern count = 1
  No options
  First char = 'a'
  Need char = 'g'
- /a(?(1)bag|big)*/
+ /a(?(1)bag|big)*(.)/I
- Capturing subpattern count = 0
+ Capturing subpattern count = 1
  No options
  First char = 'a'
  No need char
- /a(?(1)bag|big)+/
+ /a(?(1)bag|big)+(.)/I
- Capturing subpattern count = 0
+ Capturing subpattern count = 1
  No options
  First char = 'a'
  Need char = 'g'
- /a(?(1)b..|b..)/
+ /a(?(1)b..|b..)(.)/I
- Capturing subpattern count = 0
+ Capturing subpattern count = 1
  No options
  First char = 'a'
  Need char = 'b'
- /ab\d{0}e/
+ /ab\d{0}e/I
  Capturing subpattern count = 0
  No options
  First char = 'a'
  Need char = 'e'
- /a?b?/
+ /a?b?/I
  Capturing subpattern count = 0
  No options
  No first char
-Line 1655 
 No need char
+Line 1596 
 No need char
 :
      *** Failers
 :
      \N
  No match
- /|-/
+ /|-/I
  Capturing subpattern count = 0
  No options
  No first char
-Line 1671 
 No need char
+Line 1612 
 No need char
 : -
      *** Failers
 :
      \Nabc
  No match
- /a*(b+)(z)(z)/P
+ /a*(b+)(z)(z)/IP
      aaaabbbbzzzz
 : aaaabbbbzz
 : bbbb
-Line 1700 
 No match
+Line 1641 
 No match
 : bbbb
 : z
 : z
- /^.?abcd/S
+ /^.?abcd/IS
  Capturing subpattern count = 0
  Options: anchored
  No first char
-Line 1715 
 Study returned NULL
+Line 1656 
 Study returned NULL
    (?R)          # Recurse - i.e. nested bracketed string
    )*            # Zero or more contents
    \)            # Closing )
-   /x
+   /Ix
  Capturing subpattern count = 0
- Partial matching not supported
  Options: extended
  First char = '('
  Need char = ')'
-Line 1727 
 Need char = ')'
+Line 1667 
 Need char = ')'
 : (abcd)
      xyz(abcd)
 : (abcd)
      (ab(xy)cd)pqr
 : (ab(xy)cd)
      (ab(xycd)pqr
 : (xycd)
      () abc ()
 : ()
 (abcde(fsh)xyz(foo(bar))lmno)89
 : (abcde(fsh)xyz(foo(bar))lmno)
      *** Failers
  No match
      abcd
  No match
      abcd)
  No match
      (abcd
  No match
- /\(  ( (?>[^()]+) | (?R) )* \) /xg
+ /\(  ( (?>[^()]+) | (?R) )* \) /Ixg
  Capturing subpattern count = 1
- Partial matching not supported
  Options: extended
  First char = '('
  Need char = ')'
      (ab(xy)cd)pqr
 : (ab(xy)cd)
 : cd
 (abcd)(x(y)z)pqr
-Line 1759 
 Need char = ')'
+Line 1698 
 Need char = ')'
 : (x(y)z)
 : z
- /\(  (?: (?>[^()]+) | (?R) ) \) /x
+ /\(  (?: (?>[^()]+) | (?R) ) \) /Ix
  Capturing subpattern count = 0
- Partial matching not supported
  Options: extended
  First char = '('
  Need char = ')'
-Line 1769 
 Need char = ')'
+Line 1707 
 Need char = ')'
 : (abcd)
      (ab(xy)cd)
 : (xy)
      (a(b(c)d)e)
 : (c)
      ((ab))
 : ((ab))
      *** Failers
  No match
      ()
  No match
- /\(  (?: (?>[^()]+) | (?R) )? \) /x
+ /\(  (?: (?>[^()]+) | (?R) )? \) /Ix
  Capturing subpattern count = 0
- Partial matching not supported
  Options: extended
  First char = '('
  Need char = ')'
-Line 1789 
 Need char = ')'
+Line 1726 
 Need char = ')'
 (abcde(fsh)xyz(foo(bar))lmno)89
 : (fsh)
- /\(  ( (?>[^()]+) | (?R) )* \) /x
+ /\(  ( (?>[^()]+) | (?R) )* \) /Ix
  Capturing subpattern count = 1
- Partial matching not supported
  Options: extended
  First char = '('
  Need char = ')'
-Line 1799 
 Need char = ')'
+Line 1735 
 Need char = ')'
 : (ab(xy)cd)
 : cd
- /\( ( ( (?>[^()]+) | (?R) )* ) \) /x
+ /\( ( ( (?>[^()]+) | (?R) )* ) \) /Ix
  Capturing subpattern count = 2
- Partial matching not supported
  Options: extended
  First char = '('
  Need char = ')'
-Line 1810 
 Need char = ')'
+Line 1745 
 Need char = ')'
 : ab(xy)cd
 : cd
- /\( (123)? ( ( (?>[^()]+) | (?R) )* ) \) /x
+ /\( (123)? ( ( (?>[^()]+) | (?R) )* ) \) /Ix
  Capturing subpattern count = 3
- Partial matching not supported
  Options: extended
  First char = '('
  Need char = ')'
-Line 1827 
 Need char = ')'
+Line 1761 
 Need char = ')'
 : ab(xy)cd
 : cd
- /\( ( (123)? ( (?>[^()]+) | (?R) )* ) \) /x
+ /\( ( (123)? ( (?>[^()]+) | (?R) )* ) \) /Ix
  Capturing subpattern count = 3
- Partial matching not supported
  Options: extended
  First char = '('
  Need char = ')'
-Line 1844 
 Need char = ')'
+Line 1777 
 Need char = ')'
 : 123
 : cd
- /\( (((((((((( ( (?>[^()]+) | (?R) )* )))))))))) \) /x
+ /\( (((((((((( ( (?>[^()]+) | (?R) )* )))))))))) \) /Ix
  Capturing subpattern count = 11
- Partial matching not supported
  Options: extended
  First char = '('
  Need char = ')'
-Line 1864 
 Need char = ')'
+Line 1796 
 Need char = ')'
 : ab(xy)cd
 : cd
- /\( ( ( (?>[^()<>]+) | ((?>[^()]+)) | (?R) )* ) \) /x
+ /\( ( ( (?>[^()<>]+) | ((?>[^()]+)) | (?R) )* ) \) /Ix
  Capturing subpattern count = 3
- Partial matching not supported
  Options: extended
  First char = '('
  Need char = ')'
-Line 1876 
 Need char = ')'
+Line 1807 
 Need char = ')'
 : 123
 : <unset>
- /\( ( ( (?>[^()]+) | ((?R)) )* ) \) /x
+ /\( ( ( (?>[^()]+) | ((?R)) )* ) \) /Ix
  Capturing subpattern count = 3
- Partial matching not supported
  Options: extended
  First char = '('
  Need char = ')'
-Line 1893 
 Need char = ')'
+Line 1823 
 Need char = ')'
 : ij
 : (cd(ef)gh)
- /^[[:alnum:]]/D
+ /^[[:alnum:]]/DZ
+ ------------------------------------------------------------------
+         Bra
+         ^
+         [0-9A-Za-z]
+         Ket
+         End
+ ------------------------------------------------------------------
+ Capturing subpattern count = 0
+ Options: anchored
+ No first char
+ No need char
+ /^[[:^alnum:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [0-9A-Za-z]
+         [\x00-/:-@[-`{-\xff] (neg)
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:^alnum:]]/D
+ /^[[:alpha:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [\x00-/:-@[-`{-\xff]
+         [A-Za-z]
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:alpha:]]/D
+ /^[[:^alpha:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [A-Za-z]
+         [\x00-@[-`{-\xff] (neg)
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:^alpha:]]/D
+ /[_[:alpha:]]/IS
+ Capturing subpattern count = 0
+ No options
+ No first char
+ No need char
+ Starting byte set: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
+   _ a b c d e f g h i j k l m n o p q r s t u v w x y z
+ /^[[:ascii:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [\x00-@[-`{-\xff]
+         [\x00-\x7f]
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:ascii:]]/D
+ /^[[:^ascii:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [\x00-\x7f]
+         [\x80-\xff] (neg)
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:^ascii:]]/D
+ /^[[:blank:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [\x80-\xff]
+         [\x09 ]
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:blank:]]/D
+ /^[[:^blank:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [\x09 ]
+         [\x00-\x08\x0a-\x1f!-\xff] (neg)
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:cntrl:]]/D
+ /[\n\x0b\x0c\x0d[:blank:]]/IS
+ Capturing subpattern count = 0
+ Contains explicit CR or LF match
+ No options
+ No first char
+ No need char
+ Starting byte set: \x09 \x0a \x0b \x0c \x0d \x20
+ /^[[:cntrl:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [\x00-\x1f\x7f]
+         [\x00-\x1f\x7f]
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:digit:]]/D
+ /^[[:digit:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [0-9]
+         [0-9]
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:graph:]]/D
+ /^[[:graph:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [!-~]
+         [!-~]
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:lower:]]/D
+ /^[[:lower:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [a-z]
+         [a-z]
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:print:]]/D
+ /^[[:print:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [ -~]
+         [ -~]
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:punct:]]/D
+ /^[[:punct:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [!-/:-@[-`{-~]
+         [!-/:-@[-`{-~]
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:space:]]/D
+ /^[[:space:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [\x09-\x0d ]
+         [\x09-\x0d ]
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:upper:]]/D
+ /^[[:upper:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [A-Z]
+         [A-Z]
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:xdigit:]]/D
+ /^[[:xdigit:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [0-9A-Fa-f]
+         [0-9A-Fa-f]
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:word:]]/D
+ /^[[:word:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [0-9A-Z_a-z]
+         [0-9A-Z_a-z]
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:^cntrl:]]/D
+ /^[[:^cntrl:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [ -~\x80-\xff]
+         [ -~\x80-\xff] (neg)
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[12[:^digit:]]/D
+ /^[12[:^digit:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [\x00-/12:-\xff]
+         [\x00-/12:-\xff] (neg)
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /^[[:^blank:]]/D
+ /^[[:^blank:]]/DZ
  ------------------------------------------------------------------
- 37 Bra 0
+         Bra
-    ^
+         ^
-    [\x00-\x08\x0a-\x1f!-\xff]
+         [\x00-\x08\x0a-\x1f!-\xff] (neg)
- 37 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /[01[:alpha:]%]/D
+ /[01[:alpha:]%]/DZ
  ------------------------------------------------------------------
- 36 Bra 0
+         Bra
-    [%01A-Za-z]
+         [%01A-Za-z]
- 36 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
  No first char
  No need char
- /[[.ch.]]/
+ /[[.ch.]]/I
  Failed: POSIX collating elements are not supported at offset 1
- /[[=ch=]]/
+ /[[=ch=]]/I
  Failed: POSIX collating elements are not supported at offset 1
- /[[:rhubarb:]]/
+ /[[:rhubarb:]]/I
  Failed: unknown POSIX class name at offset 3
- /[[:upper:]]/i
+ /[[:upper:]]/Ii
  Capturing subpattern count = 0
  Options: caseless
  No first char
  No need char
      A
 : A
      a
 : a
- /[[:lower:]]/i
+ /[[:lower:]]/Ii
  Capturing subpattern count = 0
  Options: caseless
  No first char
  No need char
      A
 : A
      a
 : a
- /((?-i)[[:lower:]])[[:lower:]]/i
+ /((?-i)[[:lower:]])[[:lower:]]/Ii
  Capturing subpattern count = 1
  Options: caseless
- Case state changes
  No first char
  No need char
      ab
-Line 2211 
 No need char
+Line 2169 
 No need char
 : a
      Ab
  No match
      AB
  No match
- /[\200-\410]/
+ /[\200-\110]/I
  Failed: range out of order in character class at offset 9
- /^(?(0)f|b)oo/
+ /^(?(0)f|b)oo/I
- Failed: invalid condition (?(0) at offset 5
+ Failed: invalid condition (?(0) at offset 6
- /This one's here because of the large output vector needed/
+ /This one's here because of the large output vector needed/I
  Capturing subpattern count = 0
  No options
  First char = 'T'
  Need char = 'd'
- /(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\w+)\s+(\270)/
+ /(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\d+(?:\s|$))(\w+)\s+(\270)/I
  Capturing subpattern count = 271
  Max back reference = 270
- Partial matching not supported
  No options
  No first char
  No need char
-Line 2507 
 No need char
+Line 2464 
 No need char
 : ABC
 : ABC
- /This one's here because Perl does this differently and PCRE can't at present/
+ /This one's here because Perl does this differently and PCRE can't at present/I
  Capturing subpattern count = 0
  No options
  First char = 'T'
  Need char = 't'
- /(main(O)?)+/
+ /(main(O)?)+/I
  Capturing subpattern count = 2
  No options
  First char = 'm'
-Line 2525 
 Need char = 'n'
+Line 2482 
 Need char = 'n'
 : mainOmain
 : main
 : O
- /These are all cases where Perl does it differently (nested captures)/
+ /These are all cases where Perl does it differently (nested captures)/I
  Capturing subpattern count = 1
  No options
  First char = 'T'
  Need char = 's'
- /^(a(b)?)+$/
+ /^(a(b)?)+$/I
  Capturing subpattern count = 2
  Options: anchored
  No first char
-Line 2541 
 No need char
+Line 2498 
 No need char
 : aba
 : a
 : b
- /^(aa(bb)?)+$/
+ /^(aa(bb)?)+$/I
  Capturing subpattern count = 2
  Options: anchored
  No first char
  No need char
      aabbaa
 : aabbaa
 : aa
 : bb
- /^(aa|aa(bb))+$/
+ /^(aa|aa(bb))+$/I
  Capturing subpattern count = 2
  Options: anchored
  No first char
  No need char
      aabbaa
 : aabbaa
 : aa
 : bb
- /^(aa(bb)??)+$/
+ /^(aa(bb)??)+$/I
  Capturing subpattern count = 2
  Options: anchored
  No first char
  No need char
      aabbaa
 : aabbaa
 : aa
 : bb
- /^(?:aa(bb)?)+$/
+ /^(?:aa(bb)?)+$/I
  Capturing subpattern count = 1
  Options: anchored
  No first char
  No need char
      aabbaa
 : aabbaa
 : bb
- /^(aa(b(b))?)+$/
+ /^(aa(b(b))?)+$/I
  Capturing subpattern count = 3
  Options: anchored
  No first char
  No need char
      aabbaa
 : aabbaa
 : aa
 : bb
 : b
- /^(?:aa(b(b))?)+$/
+ /^(?:aa(b(b))?)+$/I
  Capturing subpattern count = 2
  Options: anchored
  No first char
  No need char
      aabbaa
 : aabbaa
 : bb
 : b
- /^(?:aa(b(?:b))?)+$/
+ /^(?:aa(b(?:b))?)+$/I
  Capturing subpattern count = 1
  Options: anchored
  No first char
  No need char
      aabbaa
 : aabbaa
 : bb
- /^(?:aa(bb(?:b))?)+$/
+ /^(?:aa(bb(?:b))?)+$/I
  Capturing subpattern count = 1
  Options: anchored
  No first char
  No need char
      aabbbaa
 : aabbbaa
 : bbb
- /^(?:aa(b(?:bb))?)+$/
+ /^(?:aa(b(?:bb))?)+$/I
  Capturing subpattern count = 1
  Options: anchored
  No first char
  No need char
      aabbbaa
 : aabbbaa
 : bbb
- /^(?:aa(?:b(b))?)+$/
+ /^(?:aa(?:b(b))?)+$/I
  Capturing subpattern count = 1
  Options: anchored
  No first char
  No need char
      aabbaa
 : aabbaa
 : b
- /^(?:aa(?:b(bb))?)+$/
+ /^(?:aa(?:b(bb))?)+$/I
  Capturing subpattern count = 1
  Options: anchored
  No first char
  No need char
      aabbbaa
 : aabbbaa
 : bb
- /^(aa(b(bb))?)+$/
+ /^(aa(b(bb))?)+$/I
  Capturing subpattern count = 3
  Options: anchored
  No first char
  No need char
      aabbbaa
 : aabbbaa
 : aa
 : bbb
 : bb
- /^(aa(bb(bb))?)+$/
+ /^(aa(bb(bb))?)+$/I
  Capturing subpattern count = 3
  Options: anchored
  No first char
  No need char
      aabbbbaa
 : aabbbbaa
 : aa
 : bbbb
 : bb
- /--------------------------------------------------------------------/
+ /--------------------------------------------------------------------/I
  Capturing subpattern count = 0
  No options
  First char = '-'
  Need char = '-'
- /#/xMD
+ /#/IxDZ
- Memory allocation (code space): 7
  ------------------------------------------------------------------
-  3 Bra 0
+         Bra
-  3 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: extended
  No first char
  No need char
- /a#/xMD
+ /a#/IxDZ
- Memory allocation (code space): 9
  ------------------------------------------------------------------
-  5 Bra 0
+         Bra
-    a
+         a
-  5 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: extended
  First char = 'a'
  No need char
- /[\s]/D
+ /[\s]/DZ
  ------------------------------------------------------------------
- 36 Bra 0
+         Bra
-    [\x09\x0a\x0c\x0d ]
+         [\x09\x0a\x0c\x0d ]
- 36 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
  No first char
  No need char
- /[\S]/D
+ /[\S]/DZ
  ------------------------------------------------------------------
- 36 Bra 0
+         Bra
-    [\x00-\x08\x0b\x0e-\x1f!-\xff]
+         [\x00-\x08\x0b\x0e-\x1f!-\xff] (neg)
- 36 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
  No first char
  No need char
- /a(?i)b/D
+ /a(?i)b/DZ
  ------------------------------------------------------------------
-  9 Bra 0
+         Bra
-    a
+         a
- 01 Opt
+Opt
- NC b
+      NC b
-  9 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
- Case state changes
  First char = 'a'
  Need char = 'b' (caseless)
      ab
 : ab
      aB
 : aB
      *** Failers
  No match
      AB
  No match
- /(a(?i)b)/D
+ /(a(?i)b)/DZ
  ------------------------------------------------------------------
- 17 Bra 0
+         Bra
-  9 Bra 1
+         CBra 1
-    a
+         a
- 01 Opt
+Opt
- NC b
+      NC b
-  9 Ket
+         Ket
- 00 Opt
+Opt
- 17 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 1
  No options
- Case state changes
  First char = 'a'
  Need char = 'b' (caseless)
      ab
-Line 2770 
 Need char = 'b' (caseless)
+Line 2723 
 Need char = 'b' (caseless)
      aB
 : aB
 : aB
      *** Failers
  No match
      AB
  No match
- /   (?i)abc/xD
+ /   (?i)abc/IxDZ
  ------------------------------------------------------------------
-  9 Bra 0
+         Bra
- NC abc
+      NC abc
-  9 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: caseless extended
-Line 2788 
 First char = 'a' (caseless)
+Line 2741 
 First char = 'a' (caseless)
  Need char = 'c' (caseless)
  /#this is a comment
-   (?i)abc/xD
+   (?i)abc/IxDZ
  ------------------------------------------------------------------
-  9 Bra 0
+         Bra
- NC abc
+      NC abc
-  9 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  Options: caseless extended
  First char = 'a' (caseless)
  Need char = 'c' (caseless)
- /123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890/D
+ /123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890/DZ
  ------------------------------------------------------------------
-603 Bra 0
+         Bra
-    123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890
+         123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890
-603 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
  First char = '1'
  Need char = '0'
- /\Q123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890/D
+ /\Q123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890/DZ
  ------------------------------------------------------------------
-603 Bra 0
+         Bra
-    123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890
+         123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890
-603 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
  First char = '1'
  Need char = '0'
- /\Q\E/D
+ /\Q\E/DZ
  ------------------------------------------------------------------
-  3 Bra 0
+         Bra
-  3 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
-Line 2837 
 No need char
+Line 2790 
 No need char
      \
 :
- /\Q\Ex/D
+ /\Q\Ex/DZ
  ------------------------------------------------------------------
-  5 Bra 0
+         Bra
-    x
+         x
-  5 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
  First char = 'x'
  No need char
- / \Q\E/D
+ / \Q\E/DZ
  ------------------------------------------------------------------
-  5 Bra 0
+         Bra
-  5 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
  First char = ' '
  No need char
- /a\Q\E/D
+ /a\Q\E/DZ
  ------------------------------------------------------------------
-  5 Bra 0
+         Bra
-    a
+         a
-  5 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
-Line 2876 
 No need char
+Line 2829 
 No need char
 : a
    bca
 : a
    bac
 : a
- /a\Q\Eb/D
+ /a\Q\Eb/DZ
  ------------------------------------------------------------------
-  7 Bra 0
+         Bra
-    ab
+         ab
-  7 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
-Line 2893 
 Need char = 'b'
+Line 2846 
 Need char = 'b'
    abc
 : ab
- /\Q\Eabc/D
+ /\Q\Eabc/DZ
  ------------------------------------------------------------------
-  9 Bra 0
+         Bra
-    abc
+         abc
-  9 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
  First char = 'a'
  Need char = 'c'
- /x*+\w/D
+ /x*+\w/DZ
  ------------------------------------------------------------------
- 12 Bra 0
+         Bra
-  5 Once
+         x*+
-    x*
+         \w
-  5 Ket
+         Ket
-    \w
+         End
- 12 Ket
-    End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  No first char
  No need char
-Line 2924 
 No need char
+Line 2874 
 No need char
 : F
      xxxxx
  No match
- /x?+/D
+ /x?+/DZ
  ------------------------------------------------------------------
- 11 Bra 0
+         Bra
-  5 Once
+         x?+
-    x?
+         Ket
-  5 Ket
+         End
- 11 Ket
-    End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
  No first char
  No need char
- /x++/D
+ /x++/DZ
  ------------------------------------------------------------------
- 11 Bra 0
+         Bra
-  5 Once
+         x++
-    x+
+         Ket
-  5 Ket
+         End
- 11 Ket
-    End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'x'
  No need char
- /x{1,3}+/D
+ /x{1,3}+/DZ
  ------------------------------------------------------------------
- 15 Bra 0
+         Bra
-  9 Once
+         Once
-    x
+         x
-    x{,2}
+         x{0,2}
-  9 Ket
+         Ket
- 15 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'x'
  No need char
- /(x)*+/D
+ /(x)*+/DZ
  ------------------------------------------------------------------
- 18 Bra 0
+         Bra
- 12 Once
+         Once
-    Brazero
+         Brazero
-  5 Bra 1
+         CBra 1
-    x
+         x
-  5 KetRmax
+         KetRmax
- 12 Ket
+         Ket
- 18 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 1
  No options
  No first char
  No need char
- /^(\w++|\s++)*$/
+ /^(\w++|\s++)*$/I
  Capturing subpattern count = 1
- Partial matching not supported
  Options: anchored
  No first char
  No need char
-Line 3000 
 No need char
+Line 2943 
 No need char
  No match
      this is not a line with only words and spaces!
  No match
- /(\d++)(\w)/
+ /(\d++)(\w)/I
  Capturing subpattern count = 2
- Partial matching not supported
  No options
  No first char
  No need char
-Line 3013 
 No need char
+Line 2955 
 No need char
 : a
      *** Failers
  No match
 +
  No match
- /a++b/
+ /a++b/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  Need char = 'b'
      aaab
 : aaab
- /(a++b)/
+ /(a++b)/I
  Capturing subpattern count = 1
- Partial matching not supported
  No options
  First char = 'a'
  Need char = 'b'
-Line 3035 
 Need char = 'b'
+Line 2975 
 Need char = 'b'
 : aaab
 : aaab
- /(a++)b/
+ /(a++)b/I
  Capturing subpattern count = 1
- Partial matching not supported
  No options
  First char = 'a'
  Need char = 'b'
-Line 3045 
 Need char = 'b'
+Line 2984 
 Need char = 'b'
 : aaab
 : aaa
- /([^()]++|\([^()]*\))+/
+ /([^()]++|\([^()]*\))+/I
  Capturing subpattern count = 1
- Partial matching not supported
  No options
  No first char
  No need char
      ((abc(ade)ufh()()x
 : abc(ade)ufh()()x
 : x
- /\(([^()]++|\([^()]+\))+\)/
+ /\(([^()]++|\([^()]+\))+\)/I
  Capturing subpattern count = 1
- Partial matching not supported
  No options
  First char = '('
  Need char = ')'
-Line 3069 
 Need char = ')'
+Line 3006 
 Need char = ')'
 : xyz
      *** Failers
  No match
      ((()aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
  No match
- /(abc){1,3}+/D
+ /(abc){1,3}+/DZ
  ------------------------------------------------------------------
- 53 Bra 0
+         Bra
- 47 Once
+         Once
-  9 Bra 1
+         CBra 1
-    abc
+         abc
-  9 Ket
+         Ket
-    Brazero
+         Brazero
- 28 Bra 0
+         Bra
-  9 Bra 1
+         CBra 1
-    abc
+         abc
-  9 Ket
+         Ket
-    Brazero
+         Brazero
-  9 Bra 1
+         CBra 1
-    abc
+         abc
-  9 Ket
+         Ket
- 28 Ket
+         Ket
- 47 Ket
+         Ket
- 53 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 1
  No options
  First char = 'a'
  Need char = 'c'
- /a+?+/
+ /a+?+/I
  Failed: nothing to repeat at offset 3
- /a{2,3}?+b/
+ /a{2,3}?+b/I
  Failed: nothing to repeat at offset 7
- /(?U)a+?+/
+ /(?U)a+?+/I
  Failed: nothing to repeat at offset 7
- /a{2,3}?+b/U
+ /a{2,3}?+b/IU
  Failed: nothing to repeat at offset 7
- /x(?U)a++b/D
+ /x(?U)a++b/DZ
  ------------------------------------------------------------------
- 15 Bra 0
+         Bra
-    x
+         x
-  5 Once
+         a++
-    a+
+         b
-  5 Ket
+         Ket
-    b
+         End
- 15 Ket
-    End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'x'
  Need char = 'b'
      xaaaab
 : xaaaab
- /(?U)xa++b/D
+ /(?U)xa++b/DZ
  ------------------------------------------------------------------
- 15 Bra 0
+         Bra
-    x
+         x
-  5 Once
+         a++
-    a+
+         b
-  5 Ket
+         Ket
-    b
+         End
- 15 Ket
-    End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
- Partial matching not supported
  Options: ungreedy
  First char = 'x'
  Need char = 'b'
      xaaaab
 : xaaaab
- /^((a+)(?U)([ab]+)(?-U)([bc]+)(\w*))/D
+ /^((a+)(?U)([ab]+)(?-U)([bc]+)(\w*))/DZ
  ------------------------------------------------------------------
-106 Bra 0
+         Bra
-    ^
+         ^
- 99 Bra 1
+         CBra 1
-  5 Bra 2
+         CBra 2
-    a+
+         a+
-  5 Ket
+         Ket
- 37 Bra 3
+         CBra 3
-    [ab]+?
+         [ab]+?
- 37 Ket
+         Ket
- 37 Bra 4
+         CBra 4
-    [bc]+
+         [bc]+
- 37 Ket
+         Ket
-  5 Bra 5
+         CBra 5
-    \w*
+         \w*
-  5 Ket
+         Ket
- 99 Ket
+         Ket
-106 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 5
- Partial matching not supported
  Options: anchored
  No first char
  No need char
- /^x(?U)a+b/D
+ /^x(?U)a+b/DZ
  ------------------------------------------------------------------
- 10 Bra 0
+         Bra
-    ^
+         ^
-    x
+         x
-    a+?
+         a++
-    b
+         b
- 10 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
- Partial matching not supported
  Options: anchored
  No first char
  Need char = 'b'
- /^x(?U)(a+)b/D
+ /^x(?U)(a+)b/DZ
  ------------------------------------------------------------------
- 16 Bra 0
+         Bra
-    ^
+         ^
-    x
+         x
-  5 Bra 1
+         CBra 1
-    a+?
+         a+?
-  5 Ket
+         Ket
-    b
+         b
- 16 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 1
- Partial matching not supported
  Options: anchored
  No first char
  Need char = 'b'
- /[.x.]/
+ /[.x.]/I
  Failed: POSIX collating elements are not supported at offset 0
- /[=x=]/
+ /[=x=]/I
  Failed: POSIX collating elements are not supported at offset 0
- /[:x:]/
+ /[:x:]/I
  Failed: POSIX named classes are supported only within a class at offset 0
- /\l/
+ /\l/I
  Failed: PCRE does not support \L, \l, \N, \U, or \u at offset 1
- /\L/
+ /\L/I
  Failed: PCRE does not support \L, \l, \N, \U, or \u at offset 1
- /\N{name}/
+ /\N{name}/I
  Failed: PCRE does not support \L, \l, \N, \U, or \u at offset 1
- /\u/
+ /\u/I
  Failed: PCRE does not support \L, \l, \N, \U, or \u at offset 1
- /\U/
+ /\U/I
  Failed: PCRE does not support \L, \l, \N, \U, or \u at offset 1
- /[/
+ /[/I
  Failed: missing terminating ] for character class at offset 1
- /[a-/
+ /[a-/I
  Failed: missing terminating ] for character class at offset 3
- /[[:space:]/
+ /[[:space:]/I
  Failed: missing terminating ] for character class at offset 10
- /[\s]/DM
+ /[\s]/IDZ
- Memory allocation (code space): 40
  ------------------------------------------------------------------
- 36 Bra 0
+         Bra
-    [\x09\x0a\x0c\x0d ]
+         [\x09\x0a\x0c\x0d ]
- 36 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
  No first char
  No need char
- /[[:space:]]/DM
+ /[[:space:]]/IDZ
- Memory allocation (code space): 40
  ------------------------------------------------------------------
- 36 Bra 0
+         Bra
-    [\x09-\x0d ]
+         [\x09-\x0d ]
- 36 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
  No first char
  No need char
- /[[:space:]abcde]/DM
+ /[[:space:]abcde]/IDZ
- Memory allocation (code space): 40
  ------------------------------------------------------------------
- 36 Bra 0
+         Bra
-    [\x09-\x0d a-e]
+         [\x09-\x0d a-e]
- 36 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
  No first char
  No need char
- /< (?: (?(R) \d++  | [^<>]*+) | (?R)) * >/x
+ /< (?: (?(R) \d++  | [^<>]*+) | (?R)) * >/Ix
  Capturing subpattern count = 0
- Partial matching not supported
  Options: extended
  First char = '<'
  Need char = '>'
-Line 3295 
 Need char = '>'
+Line 3219 
 Need char = '>'
 : <abc <123> hij>
      <abc <def> hij>
 : <def>
      <abc<>def>
 : <abc<>def>
      <abc<>
 : <>
      *** Failers
  No match
      <abc
  No match
- |8J\$WE\<\.rX\+ix\[d1b\!H\#\?vV0vrK\:ZH1\=2M\>iV\;\?aPhFB\<\*vW\@QW\@sO9\}cfZA\-i\'w\%hKd6gt1UJP\,15_\#QY\$M\^Mss_U\/\]\&LK9\[5vQub\^w\[KDD\<EjmhUZ\?\.akp2dF\>qmj\;2\}YWFdYx\.Ap\]hjCPTP\(n28k\+3\;o\&WXqs\/gOXdr\$\:r\'do0\;b4c\(f_Gr\=\"\\4\)\[01T7ajQJvL\$W\~mL_sS\/4h\:x\*\[ZN\=KLs\&L5zX\/\/\>it\,o\:aU\(\;Z\>pW\&T7oP\'2K\^E\:x9\'c\[\%z\-\,64JQ5AeH_G\#KijUKghQw\^\\vea3a\?kka_G\$8\#\`\*kynsxzBLru\'\]k_\[7FrVx\}\^\=\$blx\>s\-N\%j\;D\*aZDnsw\:YKZ\%Q\.Kne9\#hP\?\+b3\(SOvL\,\^\;\&u5\@\?5C5Bhb\=m\-vEh_L15Jl\]U\)0RP6\{q\%L\^_z5E\'Dw6X\b|DM
+ |8J\$WE\<\.rX\+ix\[d1b\!H\#\?vV0vrK\:ZH1\=2M\>iV\;\?aPhFB\<\*vW\@QW\@sO9\}cfZA\-i\'w\%hKd6gt1UJP\,15_\#QY\$M\^Mss_U\/\]\&LK9\[5vQub\^w\[KDD\<EjmhUZ\?\.akp2dF\>qmj\;2\}YWFdYx\.Ap\]hjCPTP\(n28k\+3\;o\&WXqs\/gOXdr\$\:r\'do0\;b4c\(f_Gr\=\"\\4\)\[01T7ajQJvL\$W\~mL_sS\/4h\:x\*\[ZN\=KLs\&L5zX\/\/\>it\,o\:aU\(\;Z\>pW\&T7oP\'2K\^E\:x9\'c\[\%z\-\,64JQ5AeH_G\#KijUKghQw\^\\vea3a\?kka_G\$8\#\`\*kynsxzBLru\'\]k_\[7FrVx\}\^\=\$blx\>s\-N\%j\;D\*aZDnsw\:YKZ\%Q\.Kne9\#hP\?\+b3\(SOvL\,\^\;\&u5\@\?5C5Bhb\=m\-vEh_L15Jl\]U\)0RP6\{q\%L\^_z5E\'Dw6X\b|IDZ
- Memory allocation (code space): 826
  ------------------------------------------------------------------
-822 Bra 0
+         Bra
-    8J$WE<.rX+ix[d1b!H#?vV0vrK:ZH1=2M>iV;?aPhFB<*vW@QW@sO9}cfZA-i'w%hKd6gt1UJP,15_#QY$M^Mss_U/]&LK9[5vQub^w[KDD<EjmhUZ?.akp2dF>qmj;2}YWFdYx.Ap]hjCPTP(n28k+3;o&WXqs/gOXdr$:r'do0;b4c(f_Gr="\4)[01T7ajQJvL$W~mL_sS/4h:x*[ZN=KLs&L5zX//>it,o:aU(;Z>pW&T7oP'2K^E:x9'c[%z-,64JQ5AeH_G#KijUKghQw^\vea3a?kka_G$8#`*kynsxzBLru']k_[7FrVx}^=$blx>s-N%j;D*aZDnsw:YKZ%Q.Kne9#hP?+b3(SOvL,^;&u5@?5C5Bhb=m-vEh_L15Jl]U)0RP6{q%L^_z5E'Dw6X
+J$WE<.rX+ix[d1b!H#?vV0vrK:ZH1=2M>iV;?aPhFB<*vW@QW@sO9}cfZA-i'w%hKd6gt1UJP,15_#QY$M^Mss_U/]&LK9[5vQub^w[KDD<EjmhUZ?.akp2dF>qmj;2}YWFdYx.Ap]hjCPTP(n28k+3;o&WXqs/gOXdr$:r'do0;b4c(f_Gr="\4)[01T7ajQJvL$W~mL_sS/4h:x*[ZN=KLs&L5zX//>it,o:aU(;Z>pW&T7oP'2K^E:x9'c[%z-,64JQ5AeH_G#KijUKghQw^\vea3a?kka_G$8#`*kynsxzBLru']k_[7FrVx}^=$blx>s-N%j;D*aZDnsw:YKZ%Q.Kne9#hP?+b3(SOvL,^;&u5@?5C5Bhb=m-vEh_L15Jl]U)0RP6{q%L^_z5E'Dw6X
-    \b
+         \b
-822 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
  First char = '8'
  Need char = 'X'
- |\$\<\.X\+ix\[d1b\!H\#\?vV0vrK\:ZH1\=2M\>iV\;\?aPhFB\<\*vW\@QW\@sO9\}cfZA\-i\'w\%hKd6gt1UJP\,15_\#QY\$M\^Mss_U\/\]\&LK9\[5vQub\^w\[KDD\<EjmhUZ\?\.akp2dF\>qmj\;2\}YWFdYx\.Ap\]hjCPTP\(n28k\+3\;o\&WXqs\/gOXdr\$\:r\'do0\;b4c\(f_Gr\=\"\\4\)\[01T7ajQJvL\$W\~mL_sS\/4h\:x\*\[ZN\=KLs\&L5zX\/\/\>it\,o\:aU\(\;Z\>pW\&T7oP\'2K\^E\:x9\'c\[\%z\-\,64JQ5AeH_G\#KijUKghQw\^\\vea3a\?kka_G\$8\#\`\*kynsxzBLru\'\]k_\[7FrVx\}\^\=\$blx\>s\-N\%j\;D\*aZDnsw\:YKZ\%Q\.Kne9\#hP\?\+b3\(SOvL\,\^\;\&u5\@\?5C5Bhb\=m\-vEh_L15Jl\]U\)0RP6\{q\%L\^_z5E\'Dw6X\b|DM
+ |\$\<\.X\+ix\[d1b\!H\#\?vV0vrK\:ZH1\=2M\>iV\;\?aPhFB\<\*vW\@QW\@sO9\}cfZA\-i\'w\%hKd6gt1UJP\,15_\#QY\$M\^Mss_U\/\]\&LK9\[5vQub\^w\[KDD\<EjmhUZ\?\.akp2dF\>qmj\;2\}YWFdYx\.Ap\]hjCPTP\(n28k\+3\;o\&WXqs\/gOXdr\$\:r\'do0\;b4c\(f_Gr\=\"\\4\)\[01T7ajQJvL\$W\~mL_sS\/4h\:x\*\[ZN\=KLs\&L5zX\/\/\>it\,o\:aU\(\;Z\>pW\&T7oP\'2K\^E\:x9\'c\[\%z\-\,64JQ5AeH_G\#KijUKghQw\^\\vea3a\?kka_G\$8\#\`\*kynsxzBLru\'\]k_\[7FrVx\}\^\=\$blx\>s\-N\%j\;D\*aZDnsw\:YKZ\%Q\.Kne9\#hP\?\+b3\(SOvL\,\^\;\&u5\@\?5C5Bhb\=m\-vEh_L15Jl\]U\)0RP6\{q\%L\^_z5E\'Dw6X\b|IDZ
- Memory allocation (code space): 816
  ------------------------------------------------------------------
-812 Bra 0
+         Bra
-    $<.X+ix[d1b!H#?vV0vrK:ZH1=2M>iV;?aPhFB<*vW@QW@sO9}cfZA-i'w%hKd6gt1UJP,15_#QY$M^Mss_U/]&LK9[5vQub^w[KDD<EjmhUZ?.akp2dF>qmj;2}YWFdYx.Ap]hjCPTP(n28k+3;o&WXqs/gOXdr$:r'do0;b4c(f_Gr="\4)[01T7ajQJvL$W~mL_sS/4h:x*[ZN=KLs&L5zX//>it,o:aU(;Z>pW&T7oP'2K^E:x9'c[%z-,64JQ5AeH_G#KijUKghQw^\vea3a?kka_G$8#`*kynsxzBLru']k_[7FrVx}^=$blx>s-N%j;D*aZDnsw:YKZ%Q.Kne9#hP?+b3(SOvL,^;&u5@?5C5Bhb=m-vEh_L15Jl]U)0RP6{q%L^_z5E'Dw6X
+         $<.X+ix[d1b!H#?vV0vrK:ZH1=2M>iV;?aPhFB<*vW@QW@sO9}cfZA-i'w%hKd6gt1UJP,15_#QY$M^Mss_U/]&LK9[5vQub^w[KDD<EjmhUZ?.akp2dF>qmj;2}YWFdYx.Ap]hjCPTP(n28k+3;o&WXqs/gOXdr$:r'do0;b4c(f_Gr="\4)[01T7ajQJvL$W~mL_sS/4h:x*[ZN=KLs&L5zX//>it,o:aU(;Z>pW&T7oP'2K^E:x9'c[%z-,64JQ5AeH_G#KijUKghQw^\vea3a?kka_G$8#`*kynsxzBLru']k_[7FrVx}^=$blx>s-N%j;D*aZDnsw:YKZ%Q.Kne9#hP?+b3(SOvL,^;&u5@?5C5Bhb=m-vEh_L15Jl]U)0RP6{q%L^_z5E'Dw6X
-    \b
+         \b
-812 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 0
  No options
-Line 3335 
 Need char = 'X'
+Line 3257 
 Need char = 'X'
  /(.*)\d+\1/I
  Capturing subpattern count = 1
  Max back reference = 1
- Partial matching not supported
  No options
  No first char
  No need char
  /(.*)\d+/I
  Capturing subpattern count = 1
- Partial matching not supported
  No options
- First char at start or follows \n
+ First char at start or follows newline
  No need char
  /(.*)\d+\1/Is
  Capturing subpattern count = 1
  Max back reference = 1
- Partial matching not supported
  Options: dotall
  No first char
  No need char
  /(.*)\d+/Is
  Capturing subpattern count = 1
- Partial matching not supported
  Options: anchored dotall
  No first char
  No need char
-Line 3365 
 No need char
+Line 3283 
 No need char
  /(.*(xyz))\d+\2/I
  Capturing subpattern count = 2
  Max back reference = 2
- Partial matching not supported
  No options
- First char at start or follows \n
+ First char at start or follows newline
  Need char = 'z'
  /((.*))\d+\1/I
  Capturing subpattern count = 2
  Max back reference = 1
- Partial matching not supported
  No options
  No first char
  No need char
-Line 3381 
 No need char
+Line 3297 
 No need char
 : bc123bc
 : bc
 : bc
  /a[b]/I
  Capturing subpattern count = 0
  No options
-Line 3390 
 Need char = 'b'
+Line 3306 
 Need char = 'b'
  /(?=a).*/I
  Capturing subpattern count = 0
- Partial matching not supported
  No options
  First char = 'a'
  No need char
- /(?=abc).xyz/iI
+ /(?=abc).xyz/IiI
  Capturing subpattern count = 0
  Options: caseless
  First char = 'a' (caseless)
-Line 3404 
 Need char = 'z' (caseless)
+Line 3319 
 Need char = 'z' (caseless)
  /(?=abc)(?i).xyz/I
  Capturing subpattern count = 0
  No options
- Case state changes
  First char = 'a'
  Need char = 'z' (caseless)
-Line 3438 
 No options
+Line 3352 
 No options
  No first char
  Need char = 'a'
- /(?(1)ab|ac)/I
+ /(?(1)ab|ac)(.)/I
- Capturing subpattern count = 0
+ Capturing subpattern count = 1
  No options
  First char = 'a'
  No need char
- /(?(1)abz|acz)/I
+ /(?(1)abz|acz)(.)/I
- Capturing subpattern count = 0
+ Capturing subpattern count = 1
  No options
  First char = 'a'
  Need char = 'z'
- /(?(1)abz)/I
+ /(?(1)abz)(.)/I
- Capturing subpattern count = 0
+ Capturing subpattern count = 1
  No options
  No first char
  No need char
- /(?(1)abz)123/I
+ /(?(1)abz)(1)23/I
- Capturing subpattern count = 0
+ Capturing subpattern count = 1
  No options
  No first char
  Need char = '3'
-Line 3524 
 No options
+Line 3438 
 No options
  First char = 'a'
  Need char = 'b'
- /^a/mI
+ /^a/Im
  Capturing subpattern count = 0
  Options: multiline
- First char at start or follows \n
+ First char at start or follows newline
  Need char = 'a'
    abcde
 : a
    xy\nabc
 : a
    *** Failers
  No match
    xyabc
  No match
  /c|abc/I
-Line 3554 
 Starting byte set: A B a b
+Line 3468 
 Starting byte set: A B a b
  /[ab](?i)cd/IS
  Capturing subpattern count = 0
  No options
- Case state changes
  No first char
  Need char = 'd' (caseless)
  Starting byte set: a b
- /abc(?C)def/
+ /abc(?C)def/I
  Capturing subpattern count = 0
  No options
  First char = 'a'
-Line 3568 
 Need char = 'f'
+Line 3481 
 Need char = 'f'
  --->abcdef
 ^  ^       d
 : abcdef
 abcdef
  --->1234abcdef
     ^  ^       d
 : abcdef
-Line 3576 
 Need char = 'f'
+Line 3489 
 Need char = 'f'
  No match
      abcxyz
  No match
      abcxyzf
  --->abcxyzf
 ^  ^        d
  No match
- /abc(?C)de(?C1)f/
+ /abc(?C)de(?C1)f/I
  Capturing subpattern count = 0
  No options
  First char = 'a'
-Line 3591 
 Need char = 'f'
+Line 3504 
 Need char = 'f'
    ^  ^       d
    ^    ^     f
 : abcdef
- /(?C1)\dabc(?C2)def/
+ /(?C1)\dabc(?C2)def/I
  Capturing subpattern count = 0
  No options
  No first char
-Line 3607 
 Need char = 'f'
+Line 3520 
 Need char = 'f'
 : 4abcdef
      *** Failers
  No match
      abcdef
  --->abcdef
 ^          \d
  ^         \d
-Line 3616 
 No match
+Line 3529 
 No match
     ^      \d
      ^     \d
  No match
- /(?C255)ab/
+ /(?C255)ab/I
  Capturing subpattern count = 0
  No options
  First char = 'a'
  Need char = 'b'
- /(?C256)ab/
+ /(?C256)ab/I
  Failed: number after (?C is > 255 at offset 6
- /(?Cab)xx/
+ /(?Cab)xx/I
  Failed: closing ) for (?C expected at offset 3
- /(?C12vr)x/
+ /(?C12vr)x/I
  Failed: closing ) for (?C expected at offset 5
- /abc(?C)def/
+ /abc(?C)def/I
  Capturing subpattern count = 0
  No options
  First char = 'a'
-Line 3644 
 No match
+Line 3557 
 No match
         ^  ^       d
 : abcdef
- /(abc)(?C)de(?C1)f/
+ /(abc)(?C)de(?C1)f/I
  Capturing subpattern count = 1
  No options
  First char = 'a'
-Line 3655 
 Need char = 'f'
+Line 3568 
 Need char = 'f'
    ^    ^     f
 : abcdef
 : abc
 abcdef\C+
  Callout 0: last capture = 1
 : <unset>
 : abc
-Line 3668 
 Callout 1: last capture = 1
+Line 3581 
 Callout 1: last capture = 1
         ^    ^     f
 : abcdef
 : abc
 abcdef\C-
 : abcdef
 : abc
      *** Failers
  No match
 abcdef\C!1
  --->123abcdef
    ^  ^       d
    ^    ^     f
  No match
- /(?C0)(abc(?C1))*/
+ /(?C0)(abc(?C1))*/I
  Capturing subpattern count = 1
  No options
  No first char
-Line 3692 
 No need char
+Line 3605 
 No need char
 ^        ^    )
 : abcabcabc
 : abc
      abcabc\C!1!3
  --->abcabc
 ^          (abc(?C1))*
 ^  ^       )
-Line 3703 
 No need char
+Line 3616 
 No need char
  --->*** Failers
 ^               (abc(?C1))*
 :
      abcabcabc\C!1!3
  --->abcabcabc
 ^             (abc(?C1))*
 ^  ^          )
-Line 3712 
 No need char
+Line 3625 
 No need char
 : abcabc
 : abc
- /(\d{3}(?C))*/
+ /(\d{3}(?C))*/I
  Capturing subpattern count = 1
- Partial matching not supported
  No options
  No first char
  No need char
-Line 3737 
 Callout 0: last capture = 1
+Line 3649 
 Callout 0: last capture = 1
      ^     ^    )
 : 123456
 : 456
      123456789\C+
  Callout 0: last capture = -1
 : <unset>
  --->123456789
-Line 3755 
 Callout 0: last capture = 1
+Line 3667 
 Callout 0: last capture = 1
 : 123456789
 : 789
- /((xyz)(?C)p|(?C1)xyzabc)/
+ /((xyz)(?C)p|(?C1)xyzabc)/I
  Capturing subpattern count = 2
  No options
  First char = 'x'
-Line 3774 
 Callout 1: last capture = -1
+Line 3686 
 Callout 1: last capture = -1
 : xyzabc
 : xyzabc
- /(X)((xyz)(?C)p|(?C1)xyzabc)/
+ /(X)((xyz)(?C)p|(?C1)xyzabc)/I
  Capturing subpattern count = 3
  No options
  First char = 'X'
-Line 3796 
 Callout 1: last capture = 1
+Line 3708 
 Callout 1: last capture = 1
 : X
 : xyzabc
- /(?=(abc))(?C)abcdef/
+ /(?=(abc))(?C)abcdef/I
  Capturing subpattern count = 1
  No options
  First char = 'a'
-Line 3809 
 Callout 0: last capture = 1
+Line 3721 
 Callout 0: last capture = 1
      ^          a
 : abcdef
 : abc
- /(?!(abc)(?C1)d)(?C2)abcxyz/
+ /(?!(abc)(?C1)d)(?C2)abcxyz/I
  Capturing subpattern count = 1
  No options
  First char = 'a'
  Need char = 'z'
      abcxyz\C+
  Callout 1: last capture = 1
 : <unset>
 : abc
-Line 3827 
 Callout 2: last capture = -1
+Line 3739 
 Callout 2: last capture = -1
      ^          a
 : abcxyz
- /(?<=(abc)(?C))xyz/
+ /(?<=(abc)(?C))xyz/I
  Capturing subpattern count = 1
  No options
  First char = 'x'
-Line 3840 
 Callout 0: last capture = 1
+Line 3752 
 Callout 0: last capture = 1
         ^       )
 : xyz
 : abc
- /a(b+)(c*)(?C1)/
+ /a(b+)(c*)(?C1)/I
  Capturing subpattern count = 2
- Partial matching not supported
  No options
  First char = 'a'
  Need char = 'b'
-Line 3867 
 Callout data = 1
+Line 3778 
 Callout data = 1
  Callout data = 1
  No match
- /a(b+?)(c*?)(?C1)/
+ /a(b+?)(c*?)(?C1)/I
  Capturing subpattern count = 2
- Partial matching not supported
  No options
  First char = 'a'
  Need char = 'b'
-Line 3892 
 Callout data = 1
+Line 3802 
 Callout data = 1
 ^        ^
  Callout data = 1
  No match
- /(?C)abc/
+ /(?C)abc/I
  Capturing subpattern count = 0
  No options
  First char = 'a'
  Need char = 'c'
- /(?C)^abc/
+ /(?C)^abc/I
  Capturing subpattern count = 0
  Options: anchored
  No first char
  No need char
- /(?C)a|b/S
+ /(?C)a|b/IS
  Capturing subpattern count = 0
  No options
  No first char
  No need char
  Starting byte set: a b
- /(?R)/
+ /(?R)/I
  Failed: recursive call could loop indefinitely at offset 3
- /(a|(?R))/
+ /(a|(?R))/I
  Failed: recursive call could loop indefinitely at offset 6
- /(ab|(bc|(de|(?R))))/
+ /(ab|(bc|(de|(?R))))/I
  Failed: recursive call could loop indefinitely at offset 15
- /x(ab|(bc|(de|(?R))))/
+ /x(ab|(bc|(de|(?R))))/I
  Capturing subpattern count = 3
  No options
  First char = 'x'
-Line 3950 
 No need char
+Line 3860 
 No need char
 : xxab
      *** Failers
  No match
      xyab
  No match
- /(ab|(bc|(de|(?1))))/
+ /(ab|(bc|(de|(?1))))/I
  Failed: recursive call could loop indefinitely at offset 15
- /x(ab|(bc|(de|(?1)x)x)x)/
+ /x(ab|(bc|(de|(?1)x)x)x)/I
  Failed: recursive call could loop indefinitely at offset 16
- /^([^()]|\((?1)*\))*$/
+ /^([^()]|\((?1)*\))*$/I
  Capturing subpattern count = 1
  Options: anchored
  No first char
-Line 3970 
 No need char
+Line 3880 
 No need char
      a(b)c
 : a(b)c
 : c
      a(b(c))d
 : a(b(c))d
 : d
      *** Failers)
  No match
      a(b(c)d
  No match
- /^>abc>([^()]|\((?1)*\))*<xyz<$/
+ /^>abc>([^()]|\((?1)*\))*<xyz<$/I
  Capturing subpattern count = 1
  Options: anchored
  No first char
-Line 3993 
 Need char = '<'
+Line 3903 
 Need char = '<'
 : >abc>(1(2)3)<xyz<
 : (1(2)3)
- /(a(?1)b)/D
+ /(a(?1)b)/DZ
  ------------------------------------------------------------------
- 16 Bra 0
+         Bra
- 10 Bra 1
+         CBra 1
-    a
+         a
-  3 Recurse
+         Once
-    b
+         Recurse
- 10 Ket
+         Ket
- 16 Ket
+         b
-    End
+         Ket
+         Ket
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 1
  No options
  First char = 'a'
  Need char = 'b'
- /(a(?1)+b)/D
+ /(a(?1)+b)/DZ
  ------------------------------------------------------------------
- 22 Bra 0
+         Bra
- 16 Bra 1
+         CBra 1
-    a
+         a
-  6 Bra 0
+         Once
-  3 Recurse
+         Recurse
-  6 KetRmax
+         KetRmax
-    b
+         b
- 16 Ket
+         Ket
- 22 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 1
  No options
  First char = 'a'
  Need char = 'b'
- /^\W*(?:((.)\W*(?1)\W*\2|)|((.)\W*(?3)\W*\4|\W*.\W*))\W*$/i
+ /^\W*(?:((.)\W*(?1)\W*\2|)|((.)\W*(?3)\W*\4|\W*.\W*))\W*$/Ii
  Capturing subpattern count = 4
  Max back reference = 4
- Partial matching not supported
  Options: anchored caseless
  No first char
  No need char
-Line 4050 
 No need char
+Line 3961 
 No need char
 : <unset>
 : A man, a plan, a canal: Panama
 : A
      Able was I ere I saw Elba.
 : Able was I ere I saw Elba.
 : <unset>
 : <unset>
-Line 4058 
 No need char
+Line 3969 
 No need char
 : A
      *** Failers
  No match
      The quick brown fox
  No match
- /^(\d+|\((?1)([+*-])(?1)\)|-(?1))$/
+ /^(\d+|\((?1)([+*-])(?1)\)|-(?1))$/I
  Capturing subpattern count = 2
- Partial matching not supported
  Options: anchored
  No first char
  No need char
-Line 4081 
 No need char
+Line 3991 
 No need char
  No match
      ((2+2)*-3)-7)
  No match
- /^(x(y|(?1){2})z)/
+ /^(x(y|(?1){2})z)/I
  Capturing subpattern count = 2
  Options: anchored
  No first char
-Line 4091 
 No need char
+Line 4001 
 No need char
 : xyz
 : xyz
 : y
      xxyzxyzz
 : xxyzxyzz
 : xxyzxyzz
 : xyzxyz
-Line 4099 
 No need char
+Line 4009 
 No need char
  No match
      xxyzz
  No match
      xxyzxyzxyzz
  No match
- /((< (?: (?(R) \d++  | [^<>]*+) | (?2)) * >))/x
+ /((< (?: (?(R) \d++  | [^<>]*+) | (?2)) * >))/Ix
  Capturing subpattern count = 2
- Partial matching not supported
  Options: extended
  First char = '<'
  Need char = '>'
-Line 4124 
 Need char = '>'
+Line 4033 
 Need char = '>'
 : <def>
 : <def>
 : <def>
      <abc<>def>
 : <abc<>def>
 : <abc<>def>
 : <abc<>def>
      <abc<>
 : <>
 : <>
 : <>
-Line 4137 
 No match
+Line 4046 
 No match
      <abc
  No match
- /(?1)/
+ /(?1)/I
  Failed: reference to non-existent subpattern at offset 3
- /((?2)(abc)/
+ /((?2)(abc)/I
- Failed: reference to non-existent subpattern at offset 4
+ Failed: missing ) at offset 10
- /^(abc)def(?1)/
+ /^(abc)def(?1)/I
  Capturing subpattern count = 1
  Options: anchored
  No first char
-Line 4152 
 No need char
+Line 4061 
 No need char
 : abcdefabc
 : abc
- /^(a|b|c)=(?1)+/
+ /^(a|b|c)=(?1)+/I
  Capturing subpattern count = 1
  Options: anchored
  No first char
-Line 4163 
 No need char
+Line 4072 
 No need char
      a=b
 : a=b
 : a
      a=bc
 : a=bc
 : a
- /^(a|b|c)=((?1))+/
+ /^(a|b|c)=((?1))+/I
  Capturing subpattern count = 2
  Options: anchored
  No first char
-Line 4180 
 No need char
+Line 4089 
 No need char
 : a=b
 : a
 : b
      a=bc
 : a=bc
 : a
 : c
- /a(?P<name1>b|c)d(?P<longername2>e)/D
+ /a(?P<name1>b|c)d(?P<longername2>e)/DZ
  ------------------------------------------------------------------
- 28 Bra 0
+         Bra
-    a
+         a
-  5 Bra 1
+         CBra 1
-    b
+         b
-  5 Alt
+         Alt
-    c
+         c
- 10 Ket
+         Ket
-    d
+         d
-  5 Bra 2
+         CBra 2
-    e
+         e
-  5 Ket
+         Ket
- 28 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 2
  Named capturing subpatterns:
-Line 4212 
 Need char = 'e'
+Line 4121 
 Need char = 'e'
 : abde
 : b
 : e
      acde
 : acde
 : c
 : e
- /(?:a(?P<c>c(?P<d>d)))(?P<a>a)/D
+ /(?:a(?P<c>c(?P<d>d)))(?P<a>a)/DZ
  ------------------------------------------------------------------
- 35 Bra 0
+         Bra
- 21 Bra 0
+         Bra
-    a
+         a
- 13 Bra 1
+         CBra 1
-    c
+         c
-  5 Bra 2
+         CBra 2
-    d
+         d
-  5 Ket
+         Ket
- 13 Ket
+         Ket
- 21 Ket
+         Ket
-  5 Bra 3
+         CBra 3
-    a
+         a
-  5 Ket
+         Ket
- 35 Ket
+         Ket
-    End
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 3
  Named capturing subpatterns:
-Line 4244 
 No options
+Line 4153 
 No options
  First char = 'a'
  Need char = 'a'
- /(?P<a>a)...(?P=a)bbb(?P>a)d/D
+ /(?P<a>a)...(?P=a)bbb(?P>a)d/DZ
  ------------------------------------------------------------------
- 28 Bra 0
+         Bra
-  5 Bra 1
+         CBra 1
-    a
+         a
-  5 Ket
+         Ket
-    Any
+         Any
-    Any
+         Any
-    Any
+         Any
-    \1
+         \1
-    bbb
+         bbb
-  3 Recurse
+         Once
-    d
+         Recurse
- 28 Ket
+         Ket
-    End
+         d
+         Ket
+         End
  ------------------------------------------------------------------
  Capturing subpattern count = 1
  Max back reference = 1
-Line 4268 
 No options
+Line 4179 
 No options
  First char = 'a'
  Need char = 'd'
- /^\W*(?:(?P<one>(?P<two>.)\W*(?P>one)\W*(?P=two)|)|(?P<three>(?P<four>.)\W*(?P>three)\W*(?P=four)|\W*.\W*))\W*$/i
+ /^\W*(?:(?P<one>(?P<two>.)\W*(?P>one)\W*(?P=two)|)|(?P<three>(?P<four>.)\W*(?P>three)\W*(?P=four)|\W*.\W*))\W*$/Ii
  Capturing subpattern count = 4
  Max back reference = 4
  Named capturing subpatterns:
-Line 4276 
 Named capturing subpatterns:
+Line 4187 
 Named capturing subpatterns:
    one     1
    three   3
    two     2
- Partial matching not supported
  Options: anchored caseless
  No first char
  No need char
-Line 4296 
 No need char
+Line 4206 
 No need char
 : <unset>
 : A man, a plan, a canal: Panama
 : A
      Able was I ere I saw Elba.
 : Able was I ere I saw Elba.
 : <unset>
 : <unset>
-Line 4304 
 No need char
+Line 4214 
 No need char
 : A
      *** Failers
  No match
      The quick brown fox
  No match
- /((?(R)a|b))\1(?1)?/
+ /((?(R)a|b))\1(?1)?/I
  Capturing subpattern count = 1
  Max back reference = 1
  No options
-Line 4316 
 No need char
+Line 4226 
 No need char
    bb
 : bb
 : b
    bbaa
 : bba
 : b
- /(.*)a/sI
+ /(.*)a/Is
  Capturing subpattern count = 1
- Partial matching not supported
  Options: anchored dotall
  No first char
  Need char = 'a'
- /(.*)a\1/sI
+ /(.*)a\1/Is
  Capturing subpattern count = 1
  Max back reference = 1
- Partial matching not supported
  Options: dotall
  No first char
  Need char = 'a'
- /(.*)a(b)\2/sI
+ /(.*)a(b)\2/Is
  Capturing subpattern count = 2
  Max back reference = 2
- Partial matching not supported
  Options: anchored dotall
  No first char
  Need char = 'b'
- /((.*)a|(.*)b)z/sI
+ /((.*)a|(.*)b)z/Is
  Capturing subpattern count = 3
- Partial matching not supported
  Options: anchored dotall
  No first char
  Need char = 'z'
- /((.*)a|(.*)b)z\1/sI
+ /((.*)a|(.*)b)z\1/Is
  Capturing subpattern count = 3
  Max back reference = 1
- Partial matching not supported
  Options: dotall
  No first char
  Need char = 'z'
- /((.*)a|(.*)b)z\2/sI
+ /((.*)a|(.*)b)z\2/Is
  Capturing subpattern count = 3
  Max back reference = 2
- Partial matching not supported
  Options: dotall