[Libreoffice-bugs] [Bug 113889] New: [FILESAVE]: changes format of date in cell from DD.MM.YY to MM.DD.YY with save file to .XLSX

[bugzilla-daemon at bugs.documentfoundation.org]

https://bugs.documentfoundation.org/show_bug.cgi?id=113889

            Bug ID: 113889
           Summary: [FILESAVE]: changes format of date in cell from
                    DD.MM.YY to MM.DD.YY with save file to .XLSX
           Product: LibreOffice
           Version: 5.4.0.0.alpha0+
          Hardware: All
                OS: All
            Status: UNCONFIRMED
          Severity: normal
          Priority: medium
         Component: Calc
          Assignee: libreoffice-bugs at lists.freedesktop.org
          Reporter: 79045_79045 at mail.ru

Description:
Locale is RU!
if you save file to format XLSX and open it in MSO Excel, then in Excel format
of date in cell will be change from DD.MM.YY to MM.DD.YY. But if you open it
XLSX in LibreOffice, then format of date will be OK - DD.MM.YY

Steps to Reproduce:
1. Create a new file in Calc
2. Enter into any cell 23.10.2017 (will be apply format DD.MM.YY)
3. Save file as .XLSX
4. Open file in MS Excel (we tried 2007, 2016)
5. See to format of our cell with date, it changed to MM.DD.YY

Actual Results:  
format of date changed from DD.MM.YY to MM.DD.YY if you open file in the MS
Excel

Expected Results:
format of date didn't change if you open file in the MS Excel


Reproducible: Always


User Profile Reset: No



Additional Info:
it's regression 

i bibisected this bug using bibisect-win32-5.4

first bad commit:
source sha:51478cefaa4e265b42e3f67eda0a64767ff3efba

https://cgit.freedesktop.org/libreoffice/core/commit/?id=51478cefaa4e265b42e3f67eda0a64767ff3efba

author Eike Rathke <erack at redhat.com> 2017-04-18 14:57:00 (GMT)
committer Eike Rathke <erack at redhat.com> 2017-04-18 15:01:27 (GMT)
commit 51478cefaa4e265b42e3f67eda0a64767ff3efba


User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:57.0) Gecko/20100101
Firefox/57.0

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