Subject: | Unescaped left brace in regex is illegal here in regex |
With perl 5.25.11 on a CentOS7 system I see the following failure:
...
Output from '/opt/perl-5.25.11t/bin/perl5.25.11 Build.PL':
Unescaped left brace in regex is illegal here in regex; marked by <-- HERE in m/^( \%}
| \%{ <-- HERE | {\%
| [{}();%~*&,=/\.\-<>|]
| :: | :
)/ at inc/inc_ExtUtils-XSpp/ExtUtils/XSpp/Lexer.pm line 204.
Compilation failed in require at XSP.yp line 444.
BEGIN failed--compilation aborted at XSP.yp line 444.
Compilation failed in require at inc/inc_ExtUtils-XSpp/ExtUtils/XSpp/Parser.pm line 7.
BEGIN failed--compilation aborted at inc/inc_ExtUtils-XSpp/ExtUtils/XSpp/Parser.pm line 7.
Compilation failed in require at inc/inc_ExtUtils-XSpp/ExtUtils/XSpp/Driver.pm line 9.
BEGIN failed--compilation aborted at inc/inc_ExtUtils-XSpp/ExtUtils/XSpp/Driver.pm line 9.
Compilation failed in require at inc/inc_ExtUtils-XSpp/ExtUtils/XSpp.pm line 6.
BEGIN failed--compilation aborted at inc/inc_ExtUtils-XSpp/ExtUtils/XSpp.pm line 6.
Compilation failed in require at (eval 27) line 1.
BEGIN failed--compilation aborted at Build.PL line 6.
...