From: bughit.github@...
Date: 2019-01-15T23:15:55+00:00
Subject: [ruby-core:91110] [Ruby trunk Bug#15540] 2.6.0 Dir#glob regression

Issue #15540 has been reported by bughit (bug hit).

----------------------------------------
Bug #15540: 2.6.0 Dir#glob regression
https://bugs.ruby-lang.org/issues/15540

* Author: bughit (bug hit)
* Status: Open
* Priority: Normal
* Assignee: 
* Target version: 
* ruby -v: 
* Backport: 2.4: UNKNOWN, 2.5: UNKNOWN, 2.6: UNKNOWN
----------------------------------------
in an empty base folder create the following structure

```
.
��������� c
    ��������� d
    ������� ��������� a
    �������     ��������� a.file
    �������     ��������� b
    �������         ��������� b.file
    �������         ��������� c
    �������             ��������� c.file
    ��������� e
        ��������� a
            ��������� a.file
            ��������� b
                ��������� b.file
                ��������� c
                    ��������� c.file
```

execute the following in the base folder: `ruby -v -e 'pp Dir["c/{d,e}/a/**/"]'`

before 2.6

```
ruby 2.5.3p105 (2018-10-18 revision 65156) [x86_64-linux]
["c/d/a/", "c/d/a/b/", "c/d/a/b/c/", "c/e/a/", "c/e/a/b/", "c/e/a/b/c/"]
```

2.6
```
ruby 2.6.0p0 (2018-12-25 revision 66547) [x86_64-linux]
["c/d/a/a.file", "c/d/a/b", "c/e/a/a.file", "c/e/a/b"]
```



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