[libclang] Make sure crash-recovery for module-building does not interfere with libclang crash-recovery.

This tests llvm commit r184380.
rdar://14204560

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@184383 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed