A bug I've introduced in STDIN handling surfaced a few broken tests, fix them.

Lexer/hexfloat.cpp is now XFAIL'd, I'd appreciate if someone could look into it.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@106840 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed