Added initial support for dirty while statements.

1 files changed, 16 insertions, 1 deletions

diff --git a/Test/dafny0/DirtyLoops.dfy b/Test/dafny0/DirtyLoops.dfy
index 6a49e733..5d356f0a 100644
--- a/Test/dafny0/DirtyLoops.dfy
+++ b/Test/dafny0/DirtyLoops.dfy
@@ -1,6 +1,21 @@
 // RUN: %dafny /compile:0 /dprint:"%t.dprint.dfy" "%s" > "%t"; %dafny /noVerify /compile:0 "%t.dprint.dfy" >> "%t"

 // RUN: %diff "%s.expect" "%t"

 

-method M(S: set<int>) {

+method M0(S: set<int>) {

   forall s | s in S ensures s < 0;

 }

+

+method M1(x: int)

+{

+  var i := x;

+  while (0 < i)

+    invariant i <= x;

+}

+

+method M2(x: int)

+{

+  var i := x;

+  while (0 < i)

+    invariant i <= x;

+    decreases i;

+}