Tim Keith ce3d838bc6 [flang] Clean up AssignmentContext ... Eliminate `at_` and use location from `SemanticsContext` instead. Add and use Analyze functions for `std::optional` and `std::list`. Original-commit: flang-compiler/f18@e171029ccd Reviewed-on: https://github.com/flang-compiler/f18/pull/928 Tree-same-pre-rewrite: false		2020-01-14 13:02:55 -08:00
flang	[flang] Clean up AssignmentContext	2020-01-14 13:02:55 -08:00