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779 commits

Author SHA1 Message Date
Nikolaj Bjorner
23b9d3ef55 fix at-most-1 constraint compiler bug
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-10-22 18:50:16 -07:00
Nikolaj Bjorner
d060359f01 add fd solver for finite domain queries
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-10-18 22:34:34 -04:00
Christoph M. Wintersteiger
5ac3bb04ee Tabs 2016-10-18 13:18:59 +01:00
Nikolaj Bjorner
edaec81aa2 Merge branch 'master' of https://github.com/Z3Prover/z3 2016-10-17 14:53:13 -04:00
Nikolaj Bjorner
9e4450228e adding unit test for enumeration types
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-10-17 14:52:37 -04:00
Christoph M. Wintersteiger
2f6ef0f3be Removed unnecessary variables. 2016-10-17 16:33:09 +01:00
Christoph M. Wintersteiger
707dbd4173 Bugfix for bv2fpa (model) conversion.
Relates to #740
2016-10-17 16:19:27 +01:00
Nikolaj Bjorner
4cae91b096 spacing, unit test
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-10-17 08:07:23 -04:00
Nikolaj Bjorner
4fda2adec8 Merge branch 'master' of https://github.com/Z3Prover/z3 2016-10-16 15:46:50 -04:00
Nikolaj Bjorner
58198d7cb6 add consequence finding to inc-sat-solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-10-16 15:45:39 -04:00
Nikolaj Bjorner
aec59e4ff7 add consequence finding to inc-sat-solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-10-16 15:43:28 -04:00
Christoph M. Wintersteiger
009af4455d Refactored and fixed model conversion for fpa2bv conversion of unspecified values via theory_fpa. 2016-10-15 18:35:39 +02:00
Christoph M. Wintersteiger
58af4cae14 More consistent fp.* operators. 2016-10-15 18:35:39 +02:00
Christoph M. Wintersteiger
7e705a2d32 Bug fixes for underspecified FP operations. 2016-10-15 18:35:39 +02:00
Christoph M. Wintersteiger
bc257211d6 Whitespace 2016-10-15 18:35:39 +02:00
Nikolaj Bjorner
487f15f90a better encodings for at-most-1, #755
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-10-10 23:49:45 -07:00
Nikolaj Bjorner
8d2b70a5e2 better encodings for at-most-1, #755
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-10-10 23:46:03 -07:00
Christoph M. Wintersteiger
acdaeca826 Bugfix for ITEs over FP rounding modes.
Fixes #751.
2016-10-04 18:04:56 +01:00
Christoph M. Wintersteiger
0bd06930ae whitespace 2016-10-04 18:04:00 +01:00
Nikolaj Bjorner
e3f0aff318 address ubuntu warning and add shortcuts for maxsat
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-10-03 16:22:13 -07:00
Nikolaj Bjorner
ab3b36269e Merge branch 'master' of https://github.com/Z3Prover/z3 2016-09-28 16:42:14 -07:00
Nikolaj Bjorner
476b06fa14 fix compiler warnings, gcc
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-09-28 16:42:07 -07:00
Nikolaj Bjorner
b758a7a508 disable smt-lib success printing when locally parsing database of common pattern rules. Issue #743
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-09-22 19:53:48 -07:00
Mikolas Janota
147c0f8152 Removing an unused method from bv_rewriter. 2016-09-16 19:44:37 +01:00
Mikolas Janota
ec47a1df50 Adding bv preprocessing techniques. 2016-09-16 19:44:37 +01:00
Nikolaj Bjorner
5a86815f34 fix regression in seq-replace rewriting
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-09-11 05:43:16 -07:00
Nikolaj Bjorner
0b57829bdd fix heisenbug, unintialized variable, issue #720
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-09-10 11:04:29 -07:00
Nikolaj Bjorner
cb140011bc add missing rewrite rule. Issue #731
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-09-10 09:42:36 -07:00
Nikolaj Bjorner
e485d1889c update replace semantics
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-09-08 13:59:13 -07:00
Nikolaj Bjorner
237fde1f76 fix crash during shutdown. Issue #719
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-08-31 09:57:46 +08:00
Nikolaj Bjorner
882c3bd0cd fix unused variable warnings
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-08-23 18:18:11 -03:00
Nikolaj Bjorner
b5c521e4b2 Merge branch 'master' of https://github.com/Z3Prover/z3 2016-08-23 11:44:48 -03:00
Nikolaj Bjorner
0a09d5ff52 check for non-nullness when handling optional info fields for marking. Fixes issue #719
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-08-23 11:33:40 -03:00
Christoph M. Wintersteiger
47e95f8676 Fixed binding substitution in macro_util 2016-08-20 17:56:52 -04:00
Nikolaj Bjorner
879f792125 fix axiomatization of str.replace. Fixes issue #703
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-08-20 06:13:52 -07:00
Nikolaj Bjorner
439e8e6b04 Merge branch 'master' of https://github.com/Z3Prover/z3 2016-08-20 03:53:55 -07:00
Nikolaj Bjorner
f2b5c11d1c add option for prettier proof printing, Issue #706
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-08-20 03:52:45 -07:00
Christoph M. Wintersteiger
e8141aaa84 debug fixes 2016-08-12 19:52:59 +01:00
Nikolaj Bjorner
bbfe02b25a modulating data-type solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-08-03 11:16:29 -07:00
Nikolaj Bjorner
4958edeb42 fix build
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-07-28 19:40:49 -07:00
Loris D'Antoni
73bd4acfc5 added symbolic automata complement for sequences 2016-07-28 13:50:05 -07:00
Nikolaj Bjorner
b7de813c63 set solver on simplify command
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-07-27 15:35:44 -07:00
Nikolaj Bjorner
083939ab0e add tactic to eliminate enumeration sorts in favor of bit-vectors
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-07-23 14:11:21 -07:00
Nikolaj Bjorner
5f39c4371c fix proof generation for unit resolution. Issue #691
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-07-20 11:54:39 -07:00
Nikolaj Bjorner
cf48eb5f72 mark also ast in parameters as GC roots. Issue #676
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-07-17 19:16:15 -04:00
Nikolaj Bjorner
4f5b0667ef fix rounding mode for pseudo-boolean constraint creation, Issue #683
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-07-14 12:34:18 -07:00
Nikolaj Bjorner
3a83788b97 remove unfinished ite-macro finder, tune ast GC to ensure nodes are roots only once
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-07-14 09:46:09 -07:00
Nikolaj Bjorner
4720d578a4 add proper garbage collection to ast_manager. Issue #679
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-07-14 09:05:16 -07:00
Nikolaj Bjorner
f30fb7639e Merge branch 'master' of https://github.com/Z3Prover/z3 2016-07-13 20:32:24 -07:00
Nikolaj Bjorner
3989d238c0 fix bugs exposed in #677. to_int(x) has the semantics that to_int(x) <= x, and to_int(x) is the largest integer satisfying this inequality. The encoding in purify_arith had it the other way x <= to_int(x) contrary to how to_int(x) is handled elsewhere. Another bug in theory_arith for mixed-integer linear case was also exposed. Fractional bounds on expressions of the form to_int(x), and more generally on integer rows were not rounded prior to internalization
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-07-13 20:32:18 -07:00