[Issue 15293] [REG2.069.0] std.stdio.readln(buffer) messes up buffer's capacity

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=15293

ag0aep6g at gmail.com changed:

           What    |Removed                     |Added
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            Summary|File().byLine().map!toUpper |[REG2.069.0]
                   |throws                      |std.stdio.readln(buffer)
                   |UnicodeException at src\rt\uti |messes up buffer's capacity
                   |l\utf.d(290): invalid UTF-8 |
                   |sequence on pure ASCII file |

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