Another extension to minimum length calculation.

git-svn-id: svn://vcs.exim.org/pcre2/code/trunk@1108 6239d852-aaf2-0410-a92c-79f79f948069

7 files changed, 108 insertions, 0 deletions

diff --git a/testdata/testinput10 b/testdata/testinput10
index 2029c44..5e8458f 100644
--- a/testdata/testinput10
+++ b/testdata/testinput10
@@ -557,4 +557,6 @@
 
 # -------------------------------------
 
+/(*UTF)(?=\x{123})/I
+
 # End of testinput10
diff --git a/testdata/testinput12 b/testdata/testinput12
index b1af30a..1f68732 100644
--- a/testdata/testinput12
+++ b/testdata/testinput12
@@ -447,4 +447,6 @@
 
 # ---------------------------------------------------- 
 
+/(*UTF)(?=\x{123})/I
+
 # End of testinput12
diff --git a/testdata/testinput2 b/testdata/testinput2
index bfec80c..3c1e589 100644
--- a/testdata/testinput2
+++ b/testdata/testinput2
@@ -5607,4 +5607,20 @@ a)"xI
 
 /(*:\Q \E){5}/alt_verbnames
 
+/(?=abc)/I
+
+/(?|(X)|(XY))\1abc/I
+
+/(?|(a)|(bcde))(c)\2/I
+
+/(?|(a)|(bcde))(c)\1/I
+
+/(?|(?'A'a)|(?'A'bcde))(?'B'c)\k'B'(?'A')/I,dupnames
+
+/(?|(?'A'a)|(?'A'bcde))(?'B'c)\k'A'(?'A')/I,dupnames
+
+/((a|)+)+Z/I
+
+/((?=a))[abcd]/I
+
 # End of testinput2
diff --git a/testdata/testoutput10 b/testdata/testoutput10
index 0a336d8..e5b7c13 100644
--- a/testdata/testoutput10
+++ b/testdata/testoutput10
@@ -1757,4 +1757,13 @@ No match
 
 # -------------------------------------
 
+/(*UTF)(?=\x{123})/I
+Capture group count = 0
+May match empty string
+Compile options: <none>
+Overall options: utf
+First code unit = \xc4
+Last code unit = \xa3
+Subject length lower bound = 1
+
 # End of testinput10
diff --git a/testdata/testoutput12-16 b/testdata/testoutput12-16
index fd6eef7..9b11b62 100644
--- a/testdata/testoutput12-16
+++ b/testdata/testoutput12-16
@@ -1579,4 +1579,12 @@ No match
 
 # ---------------------------------------------------- 
 
+/(*UTF)(?=\x{123})/I
+Capture group count = 0
+May match empty string
+Compile options: <none>
+Overall options: utf
+First code unit = \x{123}
+Subject length lower bound = 1
+
 # End of testinput12
diff --git a/testdata/testoutput12-32 b/testdata/testoutput12-32
index 768fd7e..9b1b38b 100644
--- a/testdata/testoutput12-32
+++ b/testdata/testoutput12-32
@@ -1577,4 +1577,12 @@ No match
 
 # ---------------------------------------------------- 
 
+/(*UTF)(?=\x{123})/I
+Capture group count = 0
+May match empty string
+Compile options: <none>
+Overall options: utf
+First code unit = \x{123}
+Subject length lower bound = 1
+
 # End of testinput12
diff --git a/testdata/testoutput2 b/testdata/testoutput2
index 9c1dc50..6a93525 100644
--- a/testdata/testoutput2
+++ b/testdata/testoutput2
@@ -16963,6 +16963,69 @@ Failed: error 109 at offset 5: quantifier does not follow a repeatable item
 /(*:\Q \E){5}/alt_verbnames
 Failed: error 109 at offset 11: quantifier does not follow a repeatable item
 
+/(?=abc)/I
+Capture group count = 0
+May match empty string
+First code unit = 'a'
+Last code unit = 'c'
+Subject length lower bound = 2
+
+/(?|(X)|(XY))\1abc/I
+Capture group count = 1
+Max back reference = 1
+First code unit = 'X'
+Last code unit = 'c'
+Subject length lower bound = 4
+
+/(?|(a)|(bcde))(c)\2/I
+Capture group count = 2
+Max back reference = 2
+Starting code units: a b 
+Last code unit = 'c'
+Subject length lower bound = 3
+
+/(?|(a)|(bcde))(c)\1/I
+Capture group count = 2
+Max back reference = 1
+Starting code units: a b 
+Last code unit = 'c'
+Subject length lower bound = 2
+
+/(?|(?'A'a)|(?'A'bcde))(?'B'c)\k'B'(?'A')/I,dupnames
+Capture group count = 3
+Max back reference = 2
+Named capture groups:
+  A   1
+  A   3
+  B   2
+Options: dupnames
+Starting code units: a b 
+Last code unit = 'c'
+Subject length lower bound = 3
+
+/(?|(?'A'a)|(?'A'bcde))(?'B'c)\k'A'(?'A')/I,dupnames
+Capture group count = 3
+Max back reference = 3
+Named capture groups:
+  A   1
+  A   3
+  B   2
+Options: dupnames
+Starting code units: a b 
+Last code unit = 'c'
+Subject length lower bound = 2
+
+/((a|)+)+Z/I
+Capture group count = 2
+Starting code units: Z a 
+Last code unit = 'Z'
+Subject length lower bound = 1
+
+/((?=a))[abcd]/I
+Capture group count = 1
+First code unit = 'a'
+Subject length lower bound = 1
+
 # End of testinput2
 Error -70: PCRE2_ERROR_BADDATA (unknown error number)
 Error -62: bad serialized data