$| = 1;
-print "1..977\n";
+print "1..996\n";
BEGIN {
chdir 't' if -d 't';
ok("\x{100}\x{100}" =~ /(\x{100}){2}/, "[perl #15397]");
ok("\x{100}\x{100}" =~ /(\x{100})(\x{100})/, "[perl #15397]");
-# last test 977
+$x = "CD";
+$x =~ /(AB)*?CD/;
+ok(!defined $1, "[perl #7471]");
+$x = "CD";
+$x =~ /(AB)*CD/;
+ok(!defined $1, "[perl #7471]");
+
+$pattern = "^(b+?|a){1,2}c";
+ok("bac" =~ /$pattern/ && $1 eq 'a', "[perl #3547]");
+ok("bbac" =~ /$pattern/ && $1 eq 'a', "[perl #3547]");
+ok("bbbac" =~ /$pattern/ && $1 eq 'a', "[perl #3547]");
+ok("bbbbac" =~ /$pattern/ && $1 eq 'a', "[perl #3547]");
+
+{
+ # [perl #18232]
+ "\x{100}" =~ /(.)/;
+ ok( $1 eq "\x{100}", '$1 is utf-8 [perl #18232]' );
+ { 'a' =~ /./; }
+ ok( $1 eq "\x{100}", '$1 is still utf-8' );
+ ok( $1 ne "\xC4\x80", '$1 is not non-utf-8' );
+}
+
+{
+ use utf8;
+ my $attr = 'Name-1' ;
+
+ my $NormalChar = qr/[\p{IsDigit}\p{IsLower}\p{IsUpper}]/;
+ my $NormalWord = qr/${NormalChar}+?/;
+ my $PredNameHyphen = qr/^${NormalWord}(\-${NormalWord})*?$/;
+
+ $attr =~ /^$/;
+ ok( $attr =~ $PredNameHyphen, "[perl #19767] original test" );
+}
+
+{
+ use utf8;
+ "a" =~ m/[b]/;
+ ok ( "0" =~ /\p{N}+\z/, "[perl #19767] variant test" );
+}
+
+{
+
+ $p = 1;
+ foreach (1,2,3,4) {
+ $p++ if /(??{ $p })/
+ }
+ ok ($p == 5, "[perl #20683] (??{ }) returns stale values");
+ { package P; $a=1; sub TIESCALAR { bless[] } sub FETCH { $a++ } }
+ tie $p, P;
+ foreach (1,2,3,4) {
+ /(??{ $p })/
+ }
+ ok ( $p == 5, "(??{ }) returns stale values");
+}
+
+{
+ # Subject: Odd regexp behavior
+ # From: Markus Kuhn <Markus.Kuhn@cl.cam.ac.uk>
+ # Date: Wed, 26 Feb 2003 16:53:12 +0000
+ # Message-Id: <E18o4nw-0008Ly-00@wisbech.cl.cam.ac.uk>
+ # To: perl-unicode@perl.org
+
+ $x = "\x{2019}\nk"; $x =~ s/(\S)\n(\S)/$1 $2/sg;
+ ok($x eq "\x{2019} k", "Markus Kuhn 2003-02-26");
+
+ $x = "b\nk"; $x =~ s/(\S)\n(\S)/$1 $2/sg;
+ ok($x eq "b k", "Markus Kuhn 2003-02-26");
+
+ ok("\x{2019}" =~ /\S/, "Markus Kuhn 2003-02-26");
+}
+
+{
+ my $i;
+ ok('-1-3-5-' eq join('', split /((??{$i++}))/, '-1-3-5-'),
+ "[perl #21411] (??{ .. }) corrupts split's stack")
+}
+
+{
+ ok("\x{100}\n" =~ /\x{100}\n$/, "UTF8 length cache and fbm_compile");
+}
+
+{
+ package Str;
+ use overload q/""/ => sub { ${$_[0]}; };
+ sub new { my ($c, $v) = @_; bless \$v, $c; }
+
+ package main;
+ $_ = Str->new("a\x{100}/\x{100}b");
+ ok(join(":", /\b(.)\x{100}/g) eq "a:/", "re_intuit_start and PL_bostr");
+}
+
+# last test 996