gistfile1.txt

C:\Consulting\rakudo>type TestRole.nqp
role TestRole {
    method foo() {
        say("hi from NQP");
    }
}
my module EXPORT {
    our module DEFAULT {
        $?PACKAGE.WHO<TestRole> := TestRole;
    }
}

C:\Consulting\rakudo>install\bin\nqp.exe --target=pir TestRole.nqp > TestRole.pir

C:\Consulting\rakudo>type NQPRoleTest.p6
use TestRole;
class P6Test does TestRole {
}
P6Test.foo;

C:\Consulting\rakudo>perl6 NQPRoleTest.p6
hi from NQP