[5.3.4.1] Regression in cppcanvas/qa/extras/emfplus/emfplus.cxx:89:Test::testFdo77229

Dear LibreOffice folks,


Building LibreOffice 5.3.4.1 the test suite fails with the error below.

```
[CUT] cppcanvas_emfplus 
/dev/shm/bee-root/libreoffice/libreoffice-5.3.4.1-0/source/cppcanvas/qa/extras/emfplus/emfplus.cxx:89:Test::testFdo77229
equality assertion failed
- Expected: 65024
- Actual  : 16777215

Test::testFdo77229 finished in: 381ms
emfplus.cxx:89:Assertion
Test name: Test::testFdo77229
equality assertion failed
- Expected: 65024
- Actual  : 16777215

Failures !!!
Run: 1   Failure total: 1   Failures: 1   Errors: 0
```

With LibreOffice 5.3.3.2 the test suite passed.


Kind regards,

Paul


[1] https://bugs.documentfoundation.org/show_bug.cgi?id=108431