[Issue 22887] New: ImportC: typedef enum fails

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=22887

          Issue ID: 22887
           Summary: ImportC: typedef enum fails
           Product: D
           Version: D2
          Hardware: x86_64
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P1
         Component: dmd
          Assignee: nobody at puremagic.com
          Reporter: trikkuz at gmail.com

See also: https://issues.dlang.org/show_bug.cgi?id=22726 

This still doesn't compile:

```
typedef enum A B;
```

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