Add curly braces to workaround an MSVC bug.

MSVC can't parse this pattern for range-based for loops.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222491 91177308-0d34-0410-b5e6-96231b3b80d8
[MCJIT] Remove JITEventListener::NotifyFreeingMachineCode. This method is dead
now that the old JIT has been removed.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222494 91177308-0d34-0410-b5e6-96231b3b80d8