Should 27_io/ios_base/storage/2.cc be XFAILed on powerpc64-apple-darwin9?

[Paolo Carlini]

Hi,
> I don't quite understand: does XFAILing the test mean that the test
> isn't attempted, or just that if it fails it doesn't show up on the
> report (except incrementing the number of expected failures)?
The latter. I think you want to skip it completely for the targets
affected by the malloc bug at issue.

Paolo.