The test tries to produce a large preprocessed output to the console, and checks
that we do not see any unexpected fatal errors.

The test is not enabled unless a lit parameter "--param enable_console=1" is
passed on the command line to lit.py.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@258902 91177308-0d34-0410-b5e6-96231b3b80d8