coverage, propagate visibility

[Nathan Sidwell]

On 11/15/11 07:55, Markus Trippelsdorf wrote:

> Nothing changed the set of emitted functions. The error message above
> was just an example. Will post the full error message in the PR (51113).
> I will also try to come up with a smaller testcase.

Something's changed the linkage of ZN2js11WeakMapBaseD0Ev though.  Where is it 
being emitted?  Anyway, a small testcase would certainly be helpful.