Nikolaj Bjorner
|
2aa7ccc4a9
|
hide bit-vector dependencies under seq_util
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2018-12-03 08:45:17 -08:00 |
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Nikolaj Bjorner
|
67f22d8d65
|
improving performance for length constraints
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2018-11-29 11:32:52 -08:00 |
|
Nikolaj Bjorner
|
503bedbc7a
|
fix #1967:
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2018-11-26 21:12:47 -08:00 |
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Nikolaj Bjorner
|
6ddbc9cd38
|
overhaul of regular expression membership solving. Use iterative deepening and propagation, coallesce intersections
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2018-11-24 15:26:39 -08:00 |
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Nikolaj Bjorner
|
d61d9d4ce3
|
remove reject states
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2018-11-24 11:06:51 -08:00 |
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Nikolaj Bjorner
|
33eb82c25a
|
remove prefix2prefix, fix #1566
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2018-11-23 23:36:47 -08:00 |
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Nikolaj Bjorner
|
20a28af225
|
fix stoi/itos axiom replay
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2018-11-23 21:42:48 -08:00 |
|
Nikolaj Bjorner
|
88fb826a03
|
overhaul stoi and itos to fix #1957 and related
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2018-11-23 18:50:20 -08:00 |
|
Nikolaj Bjorner
|
801026937d
|
fix #1846
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2018-11-23 13:49:09 -08:00 |
|
Nikolaj Bjorner
|
8d940f64b8
|
fix build regression
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2018-11-23 10:57:07 -08:00 |
|
Nikolaj Bjorner
|
f591e0948a
|
fix #1841
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2018-11-22 15:28:33 -08:00 |
|
Nikolaj Bjorner
|
13390e2c3a
|
fix #681, unsound propagation of binary equalities. Clean up memory leaks on exit
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2018-07-29 12:08:59 -07:00 |
|
Nikolaj Bjorner
|
1cb3f7c792
|
fixing #1520
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2018-07-28 18:03:13 -07:00 |
|
Nikolaj Bjorner
|
05738702d6
|
merge
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2018-07-02 08:10:47 -07:00 |
|
Nikolaj Bjorner
|
4820e51c53
|
n/a
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2018-07-02 08:10:14 -07:00 |
|
Nikolaj Bjorner
|
b38abf64d7
|
use expr_ref on mk_concat
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2018-07-01 19:30:46 -07:00 |
|
Nikolaj Bjorner
|
fad1e611aa
|
build warnings, updates to reduce-invertible, change is_algebraic tester to use int return type
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2018-07-01 12:34:55 -07:00 |
|
Thai Trinh
|
1892d31794
|
add parameter to enable splitting guided by length constraints
|
2018-06-27 18:10:40 +08:00 |
|
Thai Trinh
|
aacb7289be
|
merge with Z3Prover/master
|
2018-06-25 19:44:46 +08:00 |
|
Thai Trinh
|
07afce6a64
|
pass vectors by reference
|
2017-12-16 20:44:07 +08:00 |
|
Thai Trinh
|
fe503d95ec
|
simplify code
|
2017-12-15 20:01:03 +08:00 |
|
Thai Trinh
|
c07a63cf8e
|
coalesce seq.unit into string in mk_skolem
|
2017-12-12 05:00:34 +08:00 |
|
Thai Trinh
|
8bf4a15c27
|
update "seq.align" skolem function
|
2017-12-09 00:47:48 +08:00 |
|
Thai Trinh
|
c33dfc80e0
|
Merge branch 'master' of https://github.com/Z3Prover/z3 into Z3Prover-master
Conflicts:
src/smt/theory_seq.cpp
|
2017-12-08 19:02:24 +08:00 |
|
Nikolaj Bjorner
|
faebbc5384
|
add shortcuts for concatenation and equality propagation
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2017-12-08 16:17:04 +05:30 |
|
Thai Trinh
|
3a5c30bd9b
|
use obj_ref_map
|
2017-12-08 18:36:20 +08:00 |
|
Thai Trinh
|
b6806eb1c2
|
Add more splitting rules for string equations (including rules based on length constraints)
|
2017-12-08 04:34:50 +08:00 |
|
Nikolaj Bjorner
|
77b74ddb88
|
fix #1366
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2017-11-25 17:55:20 -08:00 |
|
Nikolaj Bjorner
|
d520557ad9
|
fix #1233
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2017-11-21 11:52:15 -08:00 |
|
Christoph M. Wintersteiger
|
00651f8f21
|
Tabs, formatting.
|
2017-09-17 14:54:09 +01:00 |
|
Nikolaj Bjorner
|
4d8290ebc2
|
update to theory_seq following examples from PJLJ
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2017-08-30 14:04:02 -07:00 |
|
Nikolaj Bjorner
|
b19f94ae5b
|
make include paths uniformly use path relative to src. #534
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2017-07-31 13:24:11 -07:00 |
|
Nikolaj Bjorner
|
c44c8284bd
|
use worklist algorithm to avoid stack overflow #1125
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2017-06-30 18:10:36 -07:00 |
|
Nikolaj Bjorner
|
5be3e959ab
|
address issues raised in #998
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2017-06-15 20:46:47 -07:00 |
|
Nikolaj Bjorner
|
79a8e9aab0
|
fix build break #1029
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2017-05-18 12:09:51 -07:00 |
|
Nikolaj Bjorner
|
66e61b8a31
|
issues #963 #912
|
2017-04-17 03:06:38 -07:00 |
|
Nikolaj Bjorner
|
c1480b4389
|
handle model generation from issue #748. Deal with warnings from #836
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-12-12 00:40:52 +01:00 |
|
Nikolaj Bjorner
|
dea3b8ddf7
|
address warnings from #836
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-12-10 13:14:36 +01:00 |
|
Nikolaj Bjorner
|
4d9aadde35
|
updated consequence finder to fix bug in processing enumeration types
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-08-31 16:15:36 +08:00 |
|
Nikolaj Bjorner
|
60711bb0cd
|
deal with model construction, issue #684. fix model construction for ite #678. WIth this version, issue #686 does not repro
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-07-20 12:18:07 -07:00 |
|
Nikolaj Bjorner
|
bdbf1c9bf4
|
add support for default semantics for stoi (non-integer strings map to -1). Issue #670
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-07-08 10:45:19 -07:00 |
|
Nikolaj Bjorner
|
c3f498a640
|
strengthen support for int.to.str and length reasoning. Issue #589
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-05-28 12:26:47 -07:00 |
|
Nikolaj Bjorner
|
85be486c1e
|
add ite reduction to canonizer, remove it from ad-hoc routine
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-05-18 09:58:34 -07:00 |
|
Nikolaj Bjorner
|
ec565ae7a0
|
fixes to #596 and #592: use exponential step increments on integer problems, align int.to.str with canonizer and disequality checker
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-05-17 01:00:42 -07:00 |
|
Nikolaj Bjorner
|
4761f4f191
|
add handling for int.to.str
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-04-18 11:14:40 -07:00 |
|
Nikolaj Bjorner
|
c454b81b2c
|
special case branching
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-04-05 11:57:49 +02:00 |
|
Nikolaj Bjorner
|
ed1a5797fb
|
check that a clause was not removed to fix issue #551
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-04-04 20:15:49 +02:00 |
|
Nikolaj Bjorner
|
03336ab9f2
|
add evaluation of array equalities to model evaluator
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-04-02 15:07:01 +02:00 |
|
Nikolaj Bjorner
|
df2d7e7628
|
add intersection using symbolic automata facility
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-02-28 17:05:12 -08:00 |
|
Nikolaj Bjorner
|
e659845bc0
|
tune handling of contains, avoid redundant equalities, merge use of indexof.left/right with contains.left/right adding only least-ness constraints in the context of index
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-02-27 09:56:11 -08:00 |
|