[Issue 14145] opDispatch not considered when function body doesn't compile

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=14145

--- Comment #8 from Ernesto Castellotti <erny.castell at gmail.com> ---
This issue makes it practically impossible to use opDispatch with decent
diagnostics, I think it should be solved as soon as possible.
Would any compiler expert want to take it?

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