1 files changed, 8 insertions, 0 deletions
diff --git a/Test/dafny0/IMaps2.dfy b/Test/dafny0/IMaps2.dfy
new file mode 100644
index 00000000..a1b155ac
--- /dev/null
+++ b/Test/dafny0/IMaps2.dfy
@@ -0,0 +1,8 @@
+// RUN: %dafny /compile:0 /print:"%t.print" /dprint:"%t.dprint" "%s" > "%t"
+// RUN: %diff "%s.expect" "%t"
+
+function domain<U, V>(m: imap<U,V>): set<U>
+   ensures forall i :: i in domain(m) <==> i in m;
+{
+   set s | s in m // UNSAFE, m may have infinite domain
+}