[Issue 23223] New: Aliases to modules print the modules contents into ast dump

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=23223

          Issue ID: 23223
           Summary: Aliases to modules print the modules contents into ast
                    dump
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P1
         Component: dmd
          Assignee: nobody at puremagic.com
          Reporter: maxhaton at gmail.com

```
static import std.stdio;
alias f = std.stdio;
```
yields
2000 lines of ast dump.

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