https://issues.dlang.org/show_bug.cgi?id=23351

          Issue ID: 23351
           Summary: A bunch of Mayonix's dmd-segfaulting programs
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Severity: normal
          Priority: P1
         Component: dmd
          Assignee: nobody@puremagic.com
          Reporter: maxhaton@gmail.com

The full list is

```
// Related to .
a[(b).
[(a)(b).
a(={@.()(
a[b,[(c).
a[b#([(c).
[a@b[(c).
[((a).
[a)b[(c).
a[b)[(c).
a(b[(c).
a[b()c[(d).
a[(b[(c).
a(b[(c).
[(@@a b[(c).
a[(!b)c[(d).
[(^a)b[(c).
[(\(a).
a(b[(c).
~[a.b[(c).
[a).[(b c d(e[(f).
[((a).
[a}b[(c).
a[b[c..(d).
a[b\c[(d).
[1a.[(b).

// Related to keyword 'in'
a[({in){
a[({in\){
a[^in(b[c=])S....
a[({in[({)){
```

some of these have invalid escape sequences in them

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