[Issue 19097] Extend Return Scope Semantics

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19097

--- Comment #6 from Mike Franklin <slavo5150 at yahoo.com> ---
As I work to understand this proposal and evaluate it I've noticed it bears
resemblance to Problem Case #3 in Rust's Non-Lexical Lifetimes design in 2016:

http://smallcultfollowing.com/babysteps/blog/2016/04/27/non-lexical-lifetimes-introduction/#problem-case-3-conditional-control-flow-across-functions

http://smallcultfollowing.com/babysteps/blog/2016/05/09/non-lexical-lifetimes-adding-the-outlives-relation/#problem-case-3-revisited

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