[Issue 17310] [SPEC] Ambiguous mangling for 'Y', Objective-C function or variadic arguments?

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=17310

--- Comment #7 from Rainer Schuetze <r.sagitario at gmx.de> ---
Even if adding support for Objective-C to the demangler, it fails to demangle
the symbols in comment 5, while it works for `extern(Windows)`. So I guess it
is still valid if Objective-C support is not deprecated.

See https://run.dlang.io/is/4sFOLJ

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