Resolves: tdf#73081 empty <> not-empty is also a match if numeric

This simplifies to match empty for the same conditions whether
numeric or not, an empty string does not result in numeric 0 here.

Change-Id: I923a3e1f07dd2691d3ac720fc28ba76986fe6c3d
Reviewed-on: https://gerrit.libreoffice.org/61486Reviewed-by: Eike Rathke <erack@redhat.com>
Tested-by: Jenkins

sc/source/core/tool/queryparam.cxx

@@ -290,9 +290,9 @@ void ScQueryParamBase::FillInExcelSyntax(
          * This could be handled independently if all queries should support
          * it, needs to be evaluated if that actually is desired. */
 
-        // (empty = empty) is a match, and (empty <> not-empty) also is a match
-        if (rItem.meType == ScQueryEntry::ByString)
-            rItem.mbMatchEmpty = ((rEntry.eOp == SC_EQUAL && rItem.maString.isEmpty())
+        // (empty = empty) is a match, and (empty <> not-empty) also is a
+        // match. (empty = 0) is not a match.
+        rItem.mbMatchEmpty = ((rEntry.eOp == SC_EQUAL && rItem.maString.isEmpty())
                 || (rEntry.eOp == SC_NOT_EQUAL && !rItem.maString.isEmpty()));
     }
 }