[Issue 19812] Lambda over struct member causes dangling reference to out-of-scope struct

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19812

--- Comment #5 from Walter Bright <bugzilla at digitalmars.com> ---
The fix appears to be in the `return` inference for auto functions. It should
look for returning an instance of a nested class.

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