Refactor the tree transform's many loops over sets of expressions
(transforming each in turn) into calls into one central routine
(TransformExprs) that transforms a list of expressions. This
refactoring is preparatory work for pack expansions whose in an
expression-list. 

No functionality change.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@122761 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed