[Issue 15952] [REG 2.053] struct in closure is destroyed when parent function returns

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=15952

--- Comment #5 from Iain Buclaw <ibuclaw at gdcproject.org> ---
https://github.com/dlang/dmd/commit/931100137ee60f5d269f6c0bcf2ae34d188d54db

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