[Issue 22674] ImportC: compatible types declared in different translation units are not treated equivalent in D.

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=22674

--- Comment #5 from dave287091 at gmail.com ---
C23 has actually changed the rules and even allows compatible redeclaration of
types *within* a translation unit to be treated as the same.

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