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-rw-r--r--src/lfsc/tests/uf4.smt29
1 files changed, 9 insertions, 0 deletions
diff --git a/src/lfsc/tests/uf4.smt2 b/src/lfsc/tests/uf4.smt2
new file mode 100644
index 0000000..1b9a7e1
--- /dev/null
+++ b/src/lfsc/tests/uf4.smt2
@@ -0,0 +1,9 @@
+(set-logic QF_UF)
+(declare-sort U 0)
+(declare-fun x () U)
+(declare-fun y () U)
+(declare-fun z () U)
+(declare-fun f (U) U)
+(assert (and (not (= (f x) (f y))) (and (= y z) (and (= (f x) (f (f z))) (= x y)))))
+(check-sat)
+(exit)