[petsc-dev] cuda failures of tests in master

[Barry Smith]

  Guardians of CUDA/GPUs

http://ftp.mcs.anl.gov/pub/petsc/nightlylogs/archive/2015/08/06/examples_master_arch-cuda-double_bb-proxy.log
http://ftp.mcs.anl.gov/pub/petsc/nightlylogs/archive/2015/08/06/examples_master_arch-cuda_bb-proxy.log

search for ex2_bjacobi

note that this example does not fail in non CUDA builds.

For some reason the iterative solver thinks it converges in 0 iterations but the answer is completely wrong.

  Barry