--- a/src/HOL/MicroJava/BV/BVSpec.thy Thu Dec 07 17:22:24 2000 +0100
+++ b/src/HOL/MicroJava/BV/BVSpec.thy Thu Dec 07 17:59:24 2000 +0100
@@ -38,14 +38,14 @@
"wt_jvm_prog G phi ==> (\<exists>wt. wf_prog wt G)"
by (unfold wt_jvm_prog_def, blast)
-lemma wt_jvm_prog_impl_wt_instr: (* DvO: is_class G C eingefügt *)
+lemma wt_jvm_prog_impl_wt_instr:
"[| wt_jvm_prog G phi; is_class G C;
method (G,C) sig = Some (C,rT,maxs,maxl,ins); pc < length ins |]
==> wt_instr (ins!pc) G rT (phi C sig) maxs (length ins) pc";
by (unfold wt_jvm_prog_def, drule method_wf_mdecl,
simp, simp, simp add: wf_mdecl_def wt_method_def)
-lemma wt_jvm_prog_impl_wt_start: (* DvO: is_class G C eingefügt *)
+lemma wt_jvm_prog_impl_wt_start:
"[| wt_jvm_prog G phi; is_class G C;
method (G,C) sig = Some (C,rT,maxs,maxl,ins) |] ==>
0 < (length ins) \<and> wt_start G C (snd sig) maxl (phi C sig)"