gcc4.8 does not seem to like explicit-width-scoped-enum and bitfield member

there is a field a little lower down declared as
   Multiline           meMultiline :2;
which gcc gets unhappy about

Change-Id: I3681d566181b6739a222898fe32af13accdf0d43

sc/inc/formularesult.hxx

@@ -47,7 +47,7 @@ struct FormulaResultValue
     and memory consumption. */
 class ScFormulaResult
 {
-    enum class Multiline : sal_uInt8 {
+    enum class Multiline {
         Unknown, False, True
     };
     // Clone token if the 16-bit only reference counter is nearing it's