#!/usr/bin/perl
use strict;
use warnings;
use Inline 'info', 'force', 'clean';
use Inline 'CPP';

print "9 + 16 = ", add(9, 16), "\n";
print "9 - 16 = ", subtract(9, 16), "\n";


__END__
__CPP__

random junk;

int add(int x, int y) {
  return x + y;
}

int subtract(int x, int y) {
  return x - y;
}


##</code><code>##

$ ./testInline.pl 
<-----------------------Information Section----------------------------------->

Information about the processing of your Inline CPP code:

Your source code needs to be compiled. I'll use this build directory:
/home/andy/projects/rigel/libs/_Inline/build/testInline_pl_6b67

and I'll install the executable as:
/home/andy/projects/rigel/libs/_Inline/lib/auto/testInline_pl_6b67/testInline_pl_6b67.so


<-----------------------End of Information Section---------------------------->
Use of uninitialized value in join or string at /usr/local/share/perl5/Inline/C.pm line 603.
Undefined subroutine &main::add called at ./testInline.pl line 7.