Mips16InstrInfo.cpp: Use <cctype> instead of <ctype.h>

Also, prune <stdlib.h>, seems stray.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194557 91177308-0d34-0410-b5e6-96231b3b80d8
Remove XFAIL:aarch64,arm from 4 tests in test/ExecutionEngine/MCJIT.

They are reported as XPASSing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194558 91177308-0d34-0410-b5e6-96231b3b80d8