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authorajreynol <andrew.j.reynolds@gmail.com>2017-05-15 16:43:50 -0500
committerajreynol <andrew.j.reynolds@gmail.com>2017-05-15 16:44:02 -0500
commit35f6efbd087dff865709b0a859b782fb03bdf859 (patch)
tree7878ce4c8e1e330b233c63081db2ecd5b4b110c1 /test/regress
parent7edea2f0ad49de9f33e8c3eb50540e191a4f3728 (diff)
Cleanup handling of division (possible fix for bugs 803, 804, 805).
Diffstat (limited to 'test/regress')
-rw-r--r--test/regress/regress0/nl/Makefile.am3
-rw-r--r--test/regress/regress0/nl/div-mod-partial.smt210
2 files changed, 12 insertions, 1 deletions
diff --git a/test/regress/regress0/nl/Makefile.am b/test/regress/regress0/nl/Makefile.am
index 4e350c9c8..0da1816b0 100644
--- a/test/regress/regress0/nl/Makefile.am
+++ b/test/regress/regress0/nl/Makefile.am
@@ -47,7 +47,8 @@ TESTS = \
rewriting-sums.smt2 \
disj-eval.smt2 \
bug698.smt2 \
- real-div-ufnra.smt2
+ real-div-ufnra.smt2 \
+ div-mod-partial.smt2
# unsolved : garbage_collect.cvc
diff --git a/test/regress/regress0/nl/div-mod-partial.smt2 b/test/regress/regress0/nl/div-mod-partial.smt2
new file mode 100644
index 000000000..fa75ee594
--- /dev/null
+++ b/test/regress/regress0/nl/div-mod-partial.smt2
@@ -0,0 +1,10 @@
+; COMMAND-LINE: --nl-ext --nl-ext-tplanes
+; EXPECT: sat
+(set-logic QF_UFNIA)
+(set-info :status sat)
+(declare-fun x () Int)
+(declare-fun y () Int)
+(assert (not (= y 0)))
+; should be SAT if the partial functions for div and mod are different
+(assert (not (= (- y (* (div y x) x)) (mod y x))))
+(check-sat)
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