merge from arrays-clark branch

3 files changed, 66 insertions, 1 deletions

diff --git a/test/regress/regress0/arrays/Makefile.am b/test/regress/regress0/arrays/Makefile.am
index b112d1129..5a18658d5 100644
--- a/test/regress/regress0/arrays/Makefile.am
+++ b/test/regress/regress0/arrays/Makefile.am
@@ -25,7 +25,9 @@ TESTS =	\
 	incorrect8.minimized.smt \
 	incorrect9.smt \
 	incorrect10.smt \
-	incorrect11.smt
+	incorrect11.smt \
+	x2.smt \
+	x3.smt
 
 EXTRA_DIST = $(TESTS) \
 	bug272.smt \
diff --git a/test/regress/regress0/arrays/x2.smt b/test/regress/regress0/arrays/x2.smt
new file mode 100644
index 000000000..c043e88b9
--- /dev/null
+++ b/test/regress/regress0/arrays/x2.smt
@@ -0,0 +1,17 @@
+(benchmark read5.smt
+:logic QF_AX
+:status unsat
+:extrafuns ((a Index))
+:extrafuns ((S Array))
+:extrafuns ((SS Array))
+:status unknown
+:formula
+(flet ($n1 (= S SS))
+(let (?n2 (select S a))
+(let (?n3 (store SS a ?n2))
+(flet ($n4 (= S ?n3))
+(flet ($n5 true)
+(flet ($n6 (if_then_else $n1 $n4 $n5))
+(flet ($n7 (not $n6))
+$n7
+))))))))
diff --git a/test/regress/regress0/arrays/x3.smt b/test/regress/regress0/arrays/x3.smt
new file mode 100644
index 000000000..ff070f142
--- /dev/null
+++ b/test/regress/regress0/arrays/x3.smt
@@ -0,0 +1,46 @@
+(benchmark fuzzsmt
+:logic QF_AX
+:status sat
+:extrafuns ((v4 Index))
+:extrafuns ((v2 Index))
+:extrafuns ((v3 Index))
+:extrafuns ((v1 Array))
+:extrafuns ((v6 Element))
+:extrafuns ((v0 Array))
+:extrafuns ((v5 Element))
+:status unknown
+:formula
+(let (?n1 (store v1 v3 v6))
+(flet ($n2 (distinct ?n1 v0))
+(flet ($n3 (= v4 v2))
+(flet ($n4 true)
+(let (?n5 (store v1 v4 v6))
+(let (?n6 (select ?n5 v2))
+(let (?n7 (ite $n4 ?n6 v6))
+(let (?n8 (select v1 v3))
+(let (?n9 (ite $n3 ?n7 ?n8))
+(flet ($n10 (distinct ?n8 ?n8))
+(let (?n11 (ite $n10 v6 ?n6))
+(let (?n12 (ite $n2 ?n9 ?n11))
+(flet ($n13 (= v6 ?n12))
+(flet ($n14 (distinct ?n8 v5))
+(let (?n15 (ite $n2 v1 v0))
+(let (?n16 (ite $n14 v1 ?n15))
+(flet ($n17 (distinct ?n5 ?n16))
+(flet ($n18 (and $n13 $n17))
+(flet ($n19 (distinct v0 ?n5))
+(let (?n20 (ite $n19 v2 v4))
+(flet ($n21 (= v3 v2))
+(flet ($n22 (= v0 v0))
+(flet ($n23 (= v6 ?n8))
+(flet ($n24 false)
+(flet ($n25 (= ?n6 ?n8))
+(let (?n26 (ite $n25 v3 v2))
+(let (?n27 (ite $n24 v4 ?n26))
+(let (?n28 (ite $n23 v3 ?n27))
+(let (?n29 (ite $n22 ?n28 v4))
+(let (?n30 (ite $n21 v3 ?n29))
+(flet ($n31 (distinct ?n20 ?n30))
+(flet ($n32 (or $n18 $n31))
+$n32
+)))))))))))))))))))))))))))))))))