[PATCH] libc++: integral types trap on PNaCl

[Eric Fiselier]

>>! In D6411#21, @danalbert wrote:
>>>! In D6411#19, @EricWF wrote:
>> I don't think libc++ had any regressions between 3.5 and now.
> 
> Didn't you fix an ASAN failure?

The one in `<vector>`? Yes. I guess that would be a regression. Thanks.

http://reviews.llvm.org/D6411