https://github.com/LibreOffice/core/commit/6fbfad6b
```
In file included from /builddir/build/BUILD/libreoffice-6.3.5/include/sfx2/dispatch.hxx:30:
/builddir/build/BUILD/libreoffice-6.3.5/include/o3tl/span.hxx:19:29: error: no member named 'span' in namespace 'std'
namespace o3tl { using std::span; }
~~~~~^
1 warning generated.
In file included from /builddir/build/BUILD/libreoffice-6.3.5/sfx2/source/appl/appmisc.cxx:56:
/builddir/build/BUILD/libreoffice-6.3.5/include/sfx2/dispatch.hxx:146:46: error: no template named 'span' in namespace 'o3tl'
o3tl::span<sal_uInt16 const> pSIDs = o3tl::span<sal_uInt16 const>());
~~~~~~^
/builddir/build/BUILD/libreoffice-6.3.5/include/sfx2/dispatch.hxx:146:83: error: no member named 'span' in namespace 'o3tl'
o3tl::span<sal_uInt16 const> pSIDs = o3tl::span<sal_uInt16 const>());
~~~~~~^
/builddir/build/BUILD/libreoffice-6.3.5/include/sfx2/dispatch.hxx:146:88: error: unexpected type name 'sal_uInt16': expected expression
o3tl::span<sal_uInt16 const> pSIDs = o3tl::span<sal_uInt16 const>());
^
1 warning and 4 errors generated.
```
