Fix for bug451

2 files changed, 68 insertions, 0 deletions

diff --git a/test/regress/regress0/aufbv/Makefile.am b/test/regress/regress0/aufbv/Makefile.am
index aadaf39e7..564f5cd56 100644
--- a/test/regress/regress0/aufbv/Makefile.am
+++ b/test/regress/regress0/aufbv/Makefile.am
@@ -19,6 +19,7 @@ TESTS =	\
 	bug338.smt2 \
 	bug347.smt \
 	bug348.smt \
+	bug451.smt \
 	try5_small_difret_functions_wp_su.set_char_quoting.il.wp.delta01.smt \
 	try3_sameret_functions_fse-bfs_tac.calc_next.il.fse-bfs.delta01.smt \
 	diseqprop.01.smt \
diff --git a/test/regress/regress0/aufbv/bug451.smt b/test/regress/regress0/aufbv/bug451.smt
new file mode 100644
index 000000000..a3e0454ab
--- /dev/null
+++ b/test/regress/regress0/aufbv/bug451.smt
@@ -0,0 +1,67 @@
+(benchmark fuzzsmt
+:logic QF_AUFBV
+:status unsat
+:extrafuns ((v0 BitVec[15]))
+:extrafuns ((a1 Array[9:14]))
+:formula
+(let (?e2 bv37005[16])
+(let (?e3 bv1274[11])
+(let (?e4 (ite (bvugt v0 (zero_extend[4] ?e3)) bv1[1] bv0[1]))
+(let (?e5 (ite (= ?e2 ?e2) bv1[1] bv0[1]))
+(let (?e6 (store a1 (extract[8:0] v0) (zero_extend[13] ?e4)))
+(let (?e7 (store ?e6 (extract[14:6] v0) (extract[14:1] ?e2)))
+(let (?e8 (store ?e6 (extract[8:0] ?e3) (extract[15:2] ?e2)))
+(let (?e9 (select a1 (extract[8:0] v0)))
+(let (?e10 (store ?e7 (extract[9:1] ?e9) (zero_extend[13] ?e5)))
+(let (?e11 (store ?e7 (extract[9:1] ?e9) (zero_extend[3] ?e3)))
+(let (?e12 (bvxor ?e2 ?e2))
+(let (?e13 (bvmul (zero_extend[15] ?e5) ?e2))
+(let (?e14 (ite (bvuge ?e13 (sign_extend[1] v0)) bv1[1] bv0[1]))
+(let (?e15 (ite (= (sign_extend[14] ?e4) v0) bv1[1] bv0[1]))
+(let (?e16 (bvashr ?e3 (sign_extend[10] ?e14)))
+(let (?e17 (bvnand ?e9 (sign_extend[3] ?e16)))
+(flet ($e18 (bvsgt ?e2 (sign_extend[15] ?e5)))
+(flet ($e19 (distinct (sign_extend[2] ?e17) ?e12))
+(flet ($e20 (bvult ?e17 ?e17))
+(flet ($e21 (bvsge ?e16 (zero_extend[10] ?e14)))
+(flet ($e22 (bvsge v0 (zero_extend[4] ?e16)))
+(flet ($e23 (bvuge (zero_extend[14] ?e4) v0))
+(flet ($e24 (bvsle (sign_extend[2] ?e17) ?e12))
+(flet ($e25 (= ?e13 (zero_extend[2] ?e17)))
+(flet ($e26 (bvsgt v0 (sign_extend[14] ?e5)))
+(flet ($e27 (distinct ?e13 ?e13))
+(flet ($e28 (bvule ?e13 (zero_extend[5] ?e16)))
+(flet ($e29 (bvule ?e17 ?e17))
+(flet ($e30 (bvsle ?e13 (sign_extend[15] ?e4)))
+(flet ($e31 (bvsge ?e2 (sign_extend[5] ?e3)))
+(flet ($e32 (bvule ?e13 (sign_extend[5] ?e3)))
+(flet ($e33 (bvule ?e13 (zero_extend[2] ?e17)))
+(flet ($e34 (= (sign_extend[14] ?e14) v0))
+(flet ($e35 (bvsgt ?e3 (zero_extend[10] ?e15)))
+(flet ($e36 (bvuge ?e9 (sign_extend[13] ?e15)))
+(flet ($e37 (not $e20))
+(flet ($e38 (and $e30 $e22))
+(flet ($e39 (not $e33))
+(flet ($e40 (xor $e28 $e36))
+(flet ($e41 (implies $e37 $e37))
+(flet ($e42 (xor $e40 $e18))
+(flet ($e43 (or $e25 $e38))
+(flet ($e44 (iff $e43 $e23))
+(flet ($e45 (if_then_else $e27 $e32 $e34))
+(flet ($e46 (or $e24 $e19))
+(flet ($e47 (iff $e46 $e21))
+(flet ($e48 (or $e44 $e41))
+(flet ($e49 (iff $e39 $e26))
+(flet ($e50 (implies $e49 $e48))
+(flet ($e51 (or $e42 $e42))
+(flet ($e52 (xor $e35 $e31))
+(flet ($e53 (iff $e47 $e52))
+(flet ($e54 (implies $e53 $e29))
+(flet ($e55 (if_then_else $e51 $e50 $e51))
+(flet ($e56 (and $e55 $e54))
+(flet ($e57 (xor $e56 $e56))
+(flet ($e58 (not $e57))
+(flet ($e59 (and $e58 $e45))
+$e59
+)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))
+