Please cherry pick r195411 into release-3.4

Hi Michael,

Can you please cherry pick r195411 into release-3.4 to fix building on older OS X?

Thanks,
Jeremy

commit e323506316cc3948bd801be537a723c308d8e2d4
Author: Michael Gottesman <mgottesman@apple.com>

    [block-freq] Update data in test case to be unsigned long long to fix mingw build.
    
    git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195411 91177308-0d34-0410-b5e6-96231b3b80d8

Hi Jeremy,

Bill and Tim are working on the backporting of patches.

cheers,
--renato