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370 commits

Author SHA1 Message Date
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 8c99d3c431 tidy unbound compressor code, add invariant checks
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-05-28 11:05:26 -07:00
Nikolaj Bjorner 236f1c2a3e bypass stale rules as part of unbounded compression. Issue #624
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-05-27 10:31:28 -07:00
Nikolaj Bjorner 18a9b89e30 bypass stale rules as part of unbounded compression. Issue #624
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-05-27 09:38:23 -07:00
Nikolaj Bjorner 50d334e4e9 fix non-determinism bug in simple joins. Keys were normalized based on pointer equality not object identifier equality. Also some ptr hashtables were used with pointer hashes, and then traversed. reported in issue #619
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-05-27 07:51:02 -07:00
Nikolaj Bjorner 84ff6fd62a fix non-determinism bug in simple joins. Keys were normalized based on pointer equality not object identifier equality. Also some ptr hashtables were used with pointer hashes, and then traversed
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-05-27 07:49:38 -07:00
Christoph M. Wintersteiger c4610e0423 renamed variable to avoid clashes 2016-05-24 14:37:43 +01:00
Nikolaj Bjorner 3a6e6df4f5 fix unused-but-set-variable warnings reported in #579
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-05-18 11:02:10 -07:00
Nikolaj Bjorner 96e157e201 fix warnings for unused variables
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-05-17 13:54:22 -07:00
Nikolaj Bjorner e5ca676251 initialize manager to avoid unrelated error message, issue #604
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-05-15 12:59:42 -07:00
Nikolaj Bjorner 7fb30c38ae disallow illegal use per #604
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-05-15 12:49:07 -07:00
Nikolaj Bjorner d383fd851a move vector<std::string to std::vector<std::string
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-04-16 09:34:27 -07:00
Nikolaj Bjorner 20bbdfe31a moving remaining qsat functionality over
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-03-19 15:35:26 -07:00
Nikolaj Bjorner f175f864ec merge useful utilities from qsat
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-03-19 12:01:44 -07:00
Nuno Lopes 0b1b5a4328 fix VS x64 warning 2016-03-10 09:03:24 +00:00
Nuno Lopes 8b53628d67 remove a few unused decls 2016-03-09 17:01:06 +00:00
Nikolaj Bjorner 8c4d791f01 use std::vector per Nuno's analysis to fix #420
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-03-07 08:08:17 -08:00
Nikolaj Bjorner 6cf76f2113 remove references to _DEBUG use Z3DEBUG instead
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-29 20:23:20 -08:00
Nikolaj Bjorner 8c538fd3f0 setting partial equivalence priority lower so that it doesn't intefere with inlining (partial fix to the fact that inlining will remove such implicit relations). Using short-circuit negation in qe to avoid redundant double negations in intermediary results
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-21 10:31:13 -08:00
Nikolaj Bjorner 94be6fc776 remove passing suffixes into pdr_sym_mux, trying to isolate cause of issue #420
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-12 19:25:52 +00:00
Christoph M. Wintersteiger c01f0323c3 Merge branch 'lackr' of https://github.com/MikolasJanota/z3 into MikolasJanota-lackr 2016-02-10 14:26:04 +00:00
Nikolaj Bjorner cacfa0cb98 fix build, likely addressing issue #420
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-09 22:58:08 +00:00
Nikolaj Bjorner 5ce85aba40 removing const qualifiers, perhaps this helps for #420 and adding assert to enable Clang analysis earlier for issue #440
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-09 22:23:37 +00:00
Christoph M. Wintersteiger 808eb664cb Merge branch 'master' of https://github.com/Z3Prover/z3 into lackr 2016-02-04 18:27:19 +00:00
Christoph M. Wintersteiger 4e37821dde "canceled" -> Z3_CANCELED_MSG
Relates to #431
2016-02-04 13:52:43 +00:00
Christoph M. Wintersteiger 35c21779e3 Merge branch 'master' of https://github.com/Z3Prover/z3 into lackr 2016-02-02 11:29:35 +00:00
Nikolaj Bjorner 2115111dac update display method for datalog to use predicates, throttle use of extensionality
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-28 20:23:06 -08:00
Mikolas Janota 094d357b07 Merge remote-tracking branch 'upstream/master' into lackr 2016-01-13 12:10:36 +00:00
Nikolaj Bjorner 01c3e02e99 fix query for non-relational engines
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-12 07:57:10 -08:00
Mikolas Janota 613edfc107 Merge remote-tracking branch 'upstream/master' into lackr 2016-01-12 13:19:29 +00:00
Mikolas Janota b26e4b1516 Merge remote-tracking branch 'upstream/master' into lackr 2016-01-11 18:27:47 +00:00
Nikolaj Bjorner 131f9e2247 change queries to take function names instead of arbitrary predicates. This allows to bypass issues with having arbitrary query expressions compiled in arbitrary ways to auxiliary predicates where names of bound variables are reshuffled. See also Stackoverflow http://stackoverflow.com/questions/34693719/bug-in-z3-datalog
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-10 20:43:41 -08:00
Nikolaj Bjorner 082dcda7f7 Fix Issue #405: Horn normal form ignores implication
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-10 19:16:59 -08:00
Nikolaj Bjorner fc4260e018 enable Horner evaluation also for mixed-integer constraints now that ast-manger inserts coercions on the fly. Avoids loop for issue #399, but with this alone results in unknown status
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-09 10:01:44 -08:00
Mikolas Janota 743a59254e Merge remote-tracking branch 'upstream/master' into lackr 2016-01-07 16:39:43 +00:00
Nikolaj Bjorner 3f040dbd23 remove std::cout usage
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-04 22:26:54 -08:00
Nikolaj Bjorner 0c03a87c82 merge with master
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-03 14:08:29 -08:00
Nikolaj Bjorner 876fd1f7ba seq
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-01 09:00:21 -08:00
Nikolaj Bjorner 38865ffe0d program the simple joints a bit more defensively per bugs reported by Sean McLaughlin
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-31 10:42:41 -08:00
Mikolas Janota 3dbc307ecd Setting up the lackr branch. 2015-12-16 20:10:14 +00:00
Nikolaj Bjorner ee0dbf34f0 add completion (introducing negative root function symbols) to address regression introduced when fixing unsound handling of negative roots
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-16 00:49:06 +02:00
Nikolaj Bjorner 43bc6caa55 fix warning messages
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-15 04:11:11 +02:00
Nikolaj Bjorner 72883df134 fix build, add seq features
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-13 16:02:17 -08:00
Nikolaj Bjorner 2a051719d8 cleanup deprecated critical sections, fix cancellation for par_or_else tactic
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-12 09:43:00 -08:00
Nikolaj Bjorner 1aea9722cb moving to resource managed cancellation
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-11 16:56:23 -08:00
Nikolaj Bjorner baee4225a7 reworking cancellation
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-11 16:21:24 -08:00
Nikolaj Bjorner 981f8226fe moving to resource managed cancellation
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-11 13:36:47 -08:00
Nikolaj Bjorner 32b6b2da44 moving to resource managed cancellation
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-11 13:13:11 -08:00
Nikolaj Bjorner 61dbb6168e cleanup cancelation logic
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-11 12:35:35 -08:00
Nuno Lopes d9cd01f3f7 remove a few leftovers from min aggregation cleanup
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
2015-12-09 09:28:17 +00:00