arabic in 1.4 - something makes compilation get stuck

resource-1.4/arabic/GrammarAra.gf

@@ -0,0 +1,21 @@
+--# -path=.:../abstract:../common:prelude
+
+concrete GrammarAra of Grammar = 
+  NounAra, 
+  VerbAra, 
+  AdjectiveAra,
+  AdverbAra,
+  NumeralAra,
+  SentenceAra,
+  QuestionAra,
+  RelativeAra,
+  ConjunctionAra,
+  PhraseAra,
+  TextX - [Utt],
+  StructuralAra,
+  IdiomAra
+  ** {
+
+flags startcat = Phr ; unlexer = text ; lexer = text ;
+
+} ;