1 files changed, 14 insertions, 0 deletions
diff --git a/Test/civl/chris6.bpl b/Test/civl/chris6.bpl
new file mode 100644
index 00000000..a0aecf1e
--- /dev/null
+++ b/Test/civl/chris6.bpl
@@ -0,0 +1,14 @@
+// RUN: %boogie -noinfer -useArrayTheory "%s" > "%t"
+// RUN: %diff "%s.expect" "%t"
+procedure{:extern}{:yields}{:layer 1,2} P1();
+  requires{:layer 1} false;
+  ensures{:atomic} |{ A: return true; }|;
+
+procedure{:yields}{:layer 2,3} P2()
+  ensures{:atomic} |{ A: return true; }|;
+{
+  assert{:layer 1} false;
+  yield;
+  call P1();
+  yield;
+}