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36 commits

Author SHA1 Message Date
Nikolaj Bjorner c4c9de0838 fix memory leaks from cancellations
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2017-01-15 20:09:27 -08:00
Nikolaj Bjorner 6a9b5ea3af fix unsoundness reported in issue #777, disable ematching on recursive function definition axioms exposed in #793
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-11-19 15:29:43 -08:00
Nikolaj Bjorner 2ff5af7d42 fix bug incorrect clearing of goals during node creation. Issue #777
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-11-19 10:06:16 -08:00
Nikolaj Bjorner ea601dd403 fix and coallesce clique functionality
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-11-19 03:55:48 -08:00
Nikolaj Bjorner e21bd8dacc fix lexicographic combinations for wmax: pb constrsaints were not interpreted in Boolean benchmarks. #782
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-11-15 15:07:05 +02:00
Nikolaj Bjorner 67c6f9be91 have the classifier revert to full arithmetic on non-difference logic, reported on http://stackoverflow.com/questions/38594208/changing-order-of-z3-fixepoint-queries-changes-the-result/38596187#3
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-07-26 10:32:54 -07:00
Nikolaj Bjorner 5b497b6249 reduce set of mainly verbose warnings raised by -Wmaybe-uninitialized and unused variable warnings from release mode builds
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-06-22 20:25:47 -07:00
Nikolaj Bjorner 219b47822b avoid qsat when formulas are quantifier-free. Go directly to SMT
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-06-03 10:13:16 -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
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 4e37821dde "canceled" -> Z3_CANCELED_MSG
Relates to #431
2016-02-04 13:52:43 +00:00
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
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 1aea9722cb moving to resource managed cancellation
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-11 16:56:23 -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 c8f09fa955 fix for unsound results reported in #313
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-11-16 22:59:07 -08:00
Nikolaj Bjorner 3a3e1796e2 Fix bug #311. update tabs
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-11-14 18:42:11 -08:00
Nikolaj Bjorner f537167080 Fix bug #311
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-11-14 18:41:16 -08:00
Christoph M. Wintersteiger f3441c6a9b tabs and indentation 2015-09-17 13:25:22 +01:00
Nikolaj Bjorner bf5419d44a move functionality from qe_util to ast_util
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-23 14:33:45 +02:00
Nuno Lopes 6c22edc988 fix assorted compiler warnings
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
2015-05-16 11:44:58 +01:00
Nikolaj Bjorner 9978cba5a8 Codeplex issue 191: inconsistent results from PDR engine. The report exposed bugs in the implementation of the priority queue leaving unexplored leaves durin search. The priority queue has now been revised to address the exposed bugs
Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
2015-04-01 16:27:15 -07:00
Nikolaj Bjorner 10cdbb881f enable canceling simplex on interrupt, investigating PDR inconsistency
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-03-25 12:13:57 -07:00
Nikolaj Bjorner 2c1c932185 deal with compiler warning on unused field
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2014-10-14 13:09:02 -07:00
Nikolaj Bjorner 061a18efcf move some configuration parameters into dl_context, add notes to udoc_relation
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2014-09-26 08:22:25 -07:00
Nikolaj Bjorner c09903288f have free variable utility use a class for more efficient re-use
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2014-09-15 16:14:22 -07:00
Nikolaj Bjorner c1580fb85a follow logic annotation/enable diff logic when configured
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2014-09-07 11:52:14 -07:00
Nikolaj Bjorner ddbff6f77b revamp configuration parameter names for fixedpoint
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2014-08-18 01:03:11 -07:00
Nikolaj Bjorner 23e811d136 merge with unstable
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2014-01-05 20:44:56 -08:00
Nikolaj Bjorner 2ff51e9a60 move model_evaluator from pdr to model, call it model_implicant
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-11-23 21:33:35 +01:00
Nikolaj Bjorner 89989627d0 add blast method for ite terms
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-11-04 13:33:02 -08:00
Nikolaj Bjorner eb4c10c037 fixing bugs with validation code
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-10-15 03:53:33 -07:00
Nikolaj Bjorner 716663b04a avoid creating full tables when negated variables are unitary, add lazy table infrastructure, fix coi_filter for relations, reduce dependencies on fixedpoing_parameters.hpp header file
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-09-08 05:52:18 -07:00
Nikolaj Bjorner 9e61820125 re-organizing muz
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-08-28 21:49:53 -07:00
Nikolaj Bjorner 0d56499e2d re-organize muz_qe into separate units
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-08-28 21:20:24 -07:00
Renamed from src/muz/pdr_context.cpp (Browse further)