Log class names for invalid ivars_ references
Log class names for invalid ivars_ references

This makes it a bit easier to see what kind of objects we're dealing
with when this occurs.

kachick/rubinius,kachick/rubinius,jsyeo/rubinius,ngpestelos/rubinius,Azizou/rubinius,ngpestelos/rubinius,sferik/rubinius,jsyeo/rubinius,ngpestelos/rubinius,sferik/rubinius,jsyeo/rubinius,digitalextremist/rubinius,Wirachmat/rubinius,sferik/rubinius,dblock/rubinius,digitalextremist/rubinius,kachick/rubinius,digitalextremist/rubinius,jsyeo/rubinius,Wirachmat/rubinius,Wirachmat/rubinius,sferik/rubinius,dblock/rubinius,kachick/rubinius,dblock/rubinius,kachick/rubinius,sferik/rubinius,digitalextremist/rubinius,kachick/rubinius,dblock/rubinius,Azizou/rubinius,ngpestelos/rubinius,ngpestelos/rubinius,jsyeo/rubinius,Azizou/rubinius,Wirachmat/rubinius,ngpestelos/rubinius,dblock/rubinius,digitalextremist/rubinius,Azizou/rubinius,kachick/rubinius,digitalextremist/rubinius,Wirachmat/rubinius,jsyeo/rubinius,dblock/rubinius,Azizou/rubinius,Wirachmat/rubinius,digitalextremist/rubinius,sferik/rubinius,ngpestelos/rubinius,sferik/rubinius,Wirachmat/rubinius,dblock/rubinius,Azizou/rubinius,kachick/rubinius,Azizou/rubinius,jsyeo/rubinius