PATCH: [perl #133423]

diff --git a/regcomp.c b/regcomp.c
index deb380f..59ef468 100644 (file)
--- a/regcomp.c
+++ b/regcomp.c
@@ -15690,7 +15690,6 @@ redo_curchar:
                     if (UCHARAT(RExC_parse) != ')')
                         vFAIL("Expecting close paren for wrapper for nested extended charclass");
 
-                    RExC_parse++;
                     RExC_flags = save_flags;
                     goto handle_operand;
                 }

diff --git a/t/re/reg_mesg.t b/t/re/reg_mesg.t
index 9717b46..81f1441 100644 (file)
--- a/t/re/reg_mesg.t
+++ b/t/re/reg_mesg.t
@@ -122,6 +122,8 @@ my $tab_hex = sprintf "%02X", ord("\t");
 #
 # The first set are those that should be fatal errors.
 
+my $bug133423 = "(?[(?^:(?[\\\x00]))\\]\x00|2[^^]\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80])R.\\670";
+
 my @death =
 (
  '/[[=foo=]]/' => 'POSIX syntax [= =] is reserved for future extensions {#} m/[[=foo=]{#}]/',
@@ -310,6 +312,7 @@ my @death =
  '/\p{Latin}{,4 }/' => 'Unescaped left brace in regex is illegal here {#} m/\p{Latin}{{#},4 }/',
  '/(?<=/' => 'Sequence (?... not terminated {#} m/(?<={#}/',                        # [perl #128170]
  '/\p{vertical \v tab}/' => 'Can\'t find Unicode property definition "vertical \v tab" {#} m/\\p{vertical \v tab}{#}/', # [perl #132055]
+ "/$bug133423/" => "Operand with no preceding operator {#} m/(?[(?^:(?[\\\0]))\\{#}]\0|2[^^]\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80\x80])R.\\670/",
 
 );