Stub out CodeGenFunction::EmitObjCForCollectionStmt.

Add CodeGenFunction::EmitMemSetToZero and make AggExprEmitter::EmitAggregateClear use it.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55573 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed