assert(mnRangeOpPosInSymbol < MAXSTRLEN)

We should survive that now..

Change-Id: I4cadfa788bda470ee08958347671d843522669e8
Reviewed-on: https://gerrit.libreoffice.org/45820Reviewed-by: Eike Rathke <erack@redhat.com>
Tested-by: Jenkins <ci@libreoffice.org>

sc/source/core/tool/compiler.cxx

@@ -3268,8 +3268,9 @@ bool ScCompiler::IsReference( const OUString& rName, const OUString* pErrRef )
             return true;
         // Now try with a symbol up to the range operator, rewind source
         // position.
-        if (mnRangeOpPosInSymbol == MAXSTRLEN-1)
-            return false;
+        assert(mnRangeOpPosInSymbol < MAXSTRLEN);   // We should have caught the maldoers.
+        if (mnRangeOpPosInSymbol >= MAXSTRLEN)      // TODO: this check and return
+            return false;                           // can be removed when sure.
         sal_Int32 nLen = mnRangeOpPosInSymbol;
         while (cSymbol[++nLen])
             ;