11 ## If the markers used are changed (search for "MARKER1" in regcomp.c),
12 ## update only these two variables, and leave the {#} in the @death/@warning
13 ## arrays below. The {#} is a meta-marker -- it marks where the marker should
16 my $marker1 = "<-- HERE";
17 my $marker2 = " <-- HERE ";
20 ## Key-value pairs of code/error of code that should have fatal errors.
23 eval 'use Config'; # assume defaults if fail
25 my $inf_m1 = ($Config{reg_infty} || 32767) - 1;
26 my $inf_p1 = $inf_m1 + 2;
29 '/[[=foo=]]/' => 'POSIX syntax [= =] is reserved for future extensions in regex; marked by {#} in m/[[=foo=]{#}]/',
31 '/(?<= .*)/' => 'Variable length lookbehind not implemented in regex m/(?<= .*)/',
33 '/(?<= x{1000})/' => 'Lookbehind longer than 255 not implemented in regex m/(?<= x{1000})/',
35 '/(?@)/' => 'Sequence (?@...) not implemented in regex; marked by {#} in m/(?@{#})/',
37 '/(?{ 1/' => 'Sequence (?{...}) not terminated or not {}-balanced in regex; marked by {#} in m/(?{{#} 1/',
39 '/(?(1x))/' => 'Switch condition not recognized in regex; marked by {#} in m/(?(1x{#}))/',
41 '/(?(1)x|y|z)/' => 'Switch (?(condition)... contains too many branches in regex; marked by {#} in m/(?(1)x|y|{#}z)/',
43 '/(?(x)y|x)/' => 'Unknown switch condition (?(x) in regex; marked by {#} in m/(?({#}x)y|x)/',
45 '/(?/' => 'Sequence (? incomplete in regex; marked by {#} in m/(?{#}/',
47 '/(?;x/' => 'Sequence (?;...) not recognized in regex; marked by {#} in m/(?;{#}x/',
48 '/(?<;x/' => 'Sequence (?<;...) not recognized in regex; marked by {#} in m/(?<;{#}x/',
50 '/(?\ix/' => 'Sequence (?\...) not recognized in regex; marked by {#} in m/(?\{#}ix/',
51 '/(?\mx/' => 'Sequence (?\...) not recognized in regex; marked by {#} in m/(?\{#}mx/',
52 '/(?\:x/' => 'Sequence (?\...) not recognized in regex; marked by {#} in m/(?\{#}:x/',
53 '/(?\=x/' => 'Sequence (?\...) not recognized in regex; marked by {#} in m/(?\{#}=x/',
54 '/(?\!x/' => 'Sequence (?\...) not recognized in regex; marked by {#} in m/(?\{#}!x/',
55 '/(?\<=x/' => 'Sequence (?\...) not recognized in regex; marked by {#} in m/(?\{#}<=x/',
56 '/(?\<!x/' => 'Sequence (?\...) not recognized in regex; marked by {#} in m/(?\{#}<!x/',
57 '/(?\>x/' => 'Sequence (?\...) not recognized in regex; marked by {#} in m/(?\{#}>x/',
59 '/((x)/' => 'Unmatched ( in regex; marked by {#} in m/({#}(x)/',
61 "/x{$inf_p1}/" => "Quantifier in {,} bigger than $inf_m1 in regex; marked by {#} in m/x{{#}$inf_p1}/",
63 '/x{3,1}/' => 'Can\'t do {n,m} with n > m in regex; marked by {#} in m/x{3,1}{#}/',
65 '/x**/' => 'Nested quantifiers in regex; marked by {#} in m/x**{#}/',
67 '/x[/' => 'Unmatched [ in regex; marked by {#} in m/x[{#}/',
69 '/*/', => 'Quantifier follows nothing in regex; marked by {#} in m/*{#}/',
71 '/\p{x/' => 'Missing right brace on \p{} in regex; marked by {#} in m/\p{{#}x/',
73 '/[\p{x]/' => 'Missing right brace on \p{} in regex; marked by {#} in m/[\p{{#}x]/',
75 '/(x)\2/' => 'Reference to nonexistent group in regex; marked by {#} in m/(x)\2{#}/',
77 'my $m = "\\\"; $m =~ $m', => 'Trailing \ in regex m/\/',
79 '/\x{1/' => 'Missing right brace on \x{} in regex; marked by {#} in m/\x{{#}1/',
81 '/[\x{X]/' => 'Missing right brace on \x{} in regex; marked by {#} in m/[\x{{#}X]/',
83 '/[[:barf:]]/' => 'POSIX class [:barf:] unknown in regex; marked by {#} in m/[[:barf:]{#}]/',
85 '/[[=barf=]]/' => 'POSIX syntax [= =] is reserved for future extensions in regex; marked by {#} in m/[[=barf=]{#}]/',
87 '/[[.barf.]]/' => 'POSIX syntax [. .] is reserved for future extensions in regex; marked by {#} in m/[[.barf.]{#}]/',
89 '/[z-a]/' => 'Invalid [] range "z-a" in regex; marked by {#} in m/[z-a{#}]/',
91 '/\p/' => 'Empty \p{} in regex; marked by {#} in m/\p{#}/',
93 '/\P{}/' => 'Empty \P{} in regex; marked by {#} in m/\P{{#}}/',
97 ## Key-value pairs of code/error of code that should have non-fatal warnings.
100 "m/(?p{ 'a' })/" => "(?p{}) is deprecated - use (??{}) in regex; marked by {#} in m/(?p{#}{ 'a' })/",
102 'm/\b*/' => '\b* matches null string many times in regex; marked by {#} in m/\b*{#}/',
104 'm/[:blank:]/' => 'POSIX syntax [: :] belongs inside character classes in regex; marked by {#} in m/[:blank:]{#}/',
106 "m'[\\y]'" => 'Unrecognized escape \y in character class passed through in regex; marked by {#} in m/[\y{#}]/',
108 'm/[a-\d]/' => 'False [] range "a-\d" in regex; marked by {#} in m/[a-\d{#}]/',
109 'm/[\w-x]/' => 'False [] range "\w-" in regex; marked by {#} in m/[\w-{#}x]/',
110 'm/[a-\pM]/' => 'False [] range "a-\pM" in regex; marked by {#} in m/[a-\pM{#}]/',
111 'm/[\pM-x]/' => 'False [] range "\pM-" in regex; marked by {#} in m/[\pM-{#}x]/',
112 "m'\\y'" => 'Unrecognized escape \y passed through in regex; marked by {#} in m/\y{#}/',
115 my $total = (@death + @warning)/2;
117 # utf8 is a noop on EBCDIC platforms, it is not fatal
118 my $Is_EBCDIC = (ord('A') == 193);
120 my @utf8_death = grep(/utf8/, @death);
121 $total = $total - @utf8_death;
130 my $regex = shift @death;
131 my $result = shift @death;
132 # skip the utf8 test on EBCDIC since they do not die
133 next if ($Is_EBCDIC && $regex =~ /utf8/);
139 print "# oops, $regex didn't die\nnot ok $count\n";
143 $result =~ s/{\#}/$marker1/;
144 $result =~ s/{\#}/$marker2/;
146 if ($@ !~ /^\Q$result/) {
147 print "# For $regex, expected:\n# $result\n# Got:\n# $@\n#\nnot ";
149 print "ok $count - $regex\n";
154 $SIG{__WARN__} = sub { $warning = shift };
159 my $regex = shift @warning;
160 my $result = shift @warning;
168 print "# oops, $regex died with:\n#\t$@#\nnot ok $count\n";
174 print "# oops, $regex didn't generate a warning\nnot ok $count\n";
177 $result =~ s/{\#}/$marker1/;
178 $result =~ s/{\#}/$marker2/;
180 if ($warning !~ /^\Q$result/)
183 # For $regex, expected:
192 print "ok $count - $regex\n";