Checking if your kit is complete...
Looks good
Writing Makefile for IP::Unique
cp lib/IP/Unique.pm blib/lib/IP/Unique.pm
/Users/cpanrun/pristine/5.8.7/bin/perl /Users/cpanrun/pristine/5.8.7/lib/5.8.7/ExtUtils/xsubpp  -C++ -typemap /Users/cpanrun/pristine/5.8.7/lib/5.8.7/ExtUtils/typemap -typemap typemap  Unique.xs > Unique.xsc && mv Unique.xsc Unique.c
Please specify prototyping behavior for Unique.xs (see perlxs manual)
g++ -c  -I. -Wall -O3   -DVERSION=\"0.03\" -DXS_VERSION=\"0.03\"  "-I/Users/cpanrun/pristine/5.8.7/lib/5.8.7/darwin-thread-multi-2level/CORE"   Unique.c
In file included from /Users/cpanrun/pristine/5.8.7/lib/5.8.7/darwin-thread-multi-2level/CORE/perl.h:37,
                 from Unique.xs:6:
/Users/cpanrun/pristine/5.8.7/lib/5.8.7/darwin-thread-multi-2level/CORE/config.h:3056:29: warning: "/*" within comment
g++ -c  -I. -Wall -O3   -DVERSION=\"0.03\" -DXS_VERSION=\"0.03\"  "-I/Users/cpanrun/pristine/5.8.7/lib/5.8.7/darwin-thread-multi-2level/CORE"   ipuniq.cpp
ipuniq.cpp: In member function 'void ipuniq::new_ip_part_table()':
ipuniq.cpp:198: error: ISO C++ forbids initialization in array new
make: *** [ipuniq.o] Error 1