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-rw-r--r--Test/hofs/Classes.dfy9
-rw-r--r--Test/hofs/Classes.dfy.expect9
2 files changed, 7 insertions, 11 deletions
diff --git a/Test/hofs/Classes.dfy b/Test/hofs/Classes.dfy
index 2b892b35..0ceb46f1 100644
--- a/Test/hofs/Classes.dfy
+++ b/Test/hofs/Classes.dfy
@@ -30,15 +30,14 @@ function B(t : T) : int -> int
}
function J(t : T) : int
- requires t != null;
- requires t.h.reads(0) == {};
- reads t;
- reads if t != null then t.h.reads(0) else {};
+ requires t != null
+ reads t
+ reads t.h.reads(0)
{
if t.h.requires(0) then
B(t)(0)
else
- B(t)(0) // fail
+ B(t)(0) // error: precondition violation
}
method U(t : T)
diff --git a/Test/hofs/Classes.dfy.expect b/Test/hofs/Classes.dfy.expect
index 21188d62..e490dbe0 100644
--- a/Test/hofs/Classes.dfy.expect
+++ b/Test/hofs/Classes.dfy.expect
@@ -1,10 +1,7 @@
-Classes.dfy(41,6): Error: possible violation of function precondition
+Classes.dfy(40,6): Error: possible violation of function precondition
Execution trace:
(0,0): anon0
- (0,0): anon13_Then
- (0,0): anon4
- (0,0): anon14_Then
- (0,0): anon15_Else
- (0,0): anon16_Else
+ (0,0): anon7_Else
+ (0,0): anon8_Else
Dafny program verifier finished with 6 verified, 1 error