Tim Keith 2ca306abe1 [flang] Rename "visit" to "Walk" to avoid conflict with std::visit.
The thing called on each parse tree node during the walk is still
referred to as a visitor.

Change "pre" to "Pre" and "post" to "Post" to follow the naming
conventions.

Original-commit: flang-compiler/f18@a6ea1296b1
Reviewed-on: https://github.com/flang-compiler/f18/pull/15
Tree-same-pre-rewrite: false
2018-02-26 14:52:27 -08:00
..