Dafny:

* Recoded frame axioms to be more goal directed
* Added Main test driver to Test/VSI-Benchmarks/b2.dfy

1 files changed, 4 insertions, 0 deletions

diff --git a/Binaries/DafnyPrelude.bpl b/Binaries/DafnyPrelude.bpl
index 04da0993..d9ff2f63 100644
--- a/Binaries/DafnyPrelude.bpl
+++ b/Binaries/DafnyPrelude.bpl
@@ -227,6 +227,10 @@ const unique alloc: Field bool;
 function DeclType<T>(Field T) returns (ClassName);

 

 function $HeapSucc(HeapType, HeapType) returns (bool);

+axiom (forall<alpha> h: HeapType, r: ref, f: Field alpha, x: alpha :: { h[r,f:=x] }

+  $HeapSucc(h, h[r,f:=x]));

+axiom (forall a,b,c: HeapType :: { $HeapSucc(a,b), $HeapSucc(b,c) }

+  $HeapSucc(a,b) && $HeapSucc(b,c) ==> $HeapSucc(a,c));

 axiom (forall h: HeapType, k: HeapType :: { $HeapSucc(h,k) }

   $HeapSucc(h,k) ==> (forall o: ref :: { k[o,alloc] } h[o,alloc] ==> k[o,alloc]));