1.1 --- a/src/HOL/Library/Product_ord.thy	Fri Apr 20 11:21:41 2007 +0200
     1.2 +++ b/src/HOL/Library/Product_ord.thy	Fri Apr 20 11:21:42 2007 +0200
     1.3 @@ -13,7 +13,7 @@
     1.4    prod_le_def: "(x \<le> y) \<equiv> (fst x < fst y) \<or> (fst x = fst y \<and> snd x \<le> snd y)"
     1.5    prod_less_def: "(x < y) \<equiv> (fst x < fst y) \<or> (fst x = fst y \<and> snd x < snd y)" ..
     1.6  
     1.7 -lemmas prod_ord_defs = prod_less_def prod_le_def
     1.8 +lemmas prod_ord_defs [code nofunc] = prod_less_def prod_le_def
     1.9  
    1.10  lemma [code func]:
    1.11    "(x1\<Colon>'a\<Colon>{ord, eq}, y1) \<le> (x2, y2) \<longleftrightarrow> x1 < x2 \<or> x1 = x2 \<and> y1 \<le> y2"