Armadillo 1.99.4 is out with fixes for small matrices, and this has been
wrapped into RcppArmadillo 0.2.22 which is now on CRAN. Please test this and
see if it addresses the issues with the prior pre-releases of Armadillo 2.0.0.
The NEWS entry is below.
Cheers, Dirk
0.2.22 2011-06-06
o Upgraded to Armadillo release 1.99.3 "v2.0 beta 3"
* fixes for handling of tiny matrices
Gauss once played himself in a zero-sum game and won $50.
-- #11 at http://www.gaussfacts.com