[Issue 22260] importC: Error: struct `foo.Foo` no size because of forward reference

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=22260

--- Comment #1 from dave287091 at gmail.com ---
Another case that triggers the same message and ICE:

typedef struct Foo Foo;
typedef struct Foo {
    int x;
} Foo;

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