Fix pr9614 by not emitting an available_externally function when it calls
itself via an asm label.

available_externally functions are supposed to correspond to an external
function, and that is not the case in the examples in pr9614.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@143049 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed