3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-17 06:15:37 +00:00
Commit graph

1630 commits

Author SHA1 Message Date
Nuno Lopes 499ed5d844 remove unneeded iterator functions 2024-09-23 12:59:04 +01:00
Nuno Lopes 737c2208fa delete more default constructors
reduces code size by 0.1%
2024-09-23 12:59:04 +01:00
Nuno Lopes a62fede64b remove a few default constructors 2024-09-23 08:17:58 +01:00
Lev Nachmanson 342dccdc02 correctly process cancellation in gomory cuts
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-09-19 14:11:27 -07:00
Nikolaj Bjorner 48712b4f60 Add initial value setting for variables in Z3 API, solver, and optimize modules 2024-09-18 16:13:15 +03:00
David Seifert 2ce89e5f49
Gcc 15 two phase (#7313)
* Fix `-Wclass-memaccess`

* Fix for GCC 15 two-phase lookup

* GCC 15 is more aggressive about checking dependent names:
  https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff;h=r15-2117-g313afcfdabeab3

Bug: https://bugs.gentoo.org/936634
2024-07-29 11:07:10 -07:00
Lev Nachmanson e4b3df2189 remove unused column_info.h
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-06-17 12:58:16 -07:00
Nikolaj Bjorner 35c1cacf44 fix #7248 2024-06-12 14:26:35 -07:00
Bruce Mitchener 904a50fe49
Fix compilation error in column_info (#7235)
Reference to `m_low_bound` should be `m_lower_bound`.
2024-05-27 09:19:29 +04:00
Nikolaj Bjorner 8fe357f1f2
Nlsat simplify (#7227)
* dev branch for simplification

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* bug fixes

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* bugfixes

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix factorization

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* separate out simplification functionality

* reorder initialization

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* reorder initialization

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* Update README.md

* initial warppers for seq-map/seq-fold

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* expose fold as well

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add C++ bindings for sequence operations

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add abs function to API

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add parameter validation to ternary and 4-ary functions for API #7219

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add pre-processing and reorder

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add pre-processing and reorder

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

---------

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-05-14 22:19:33 -07:00
Nikolaj Bjorner 04c55c34e5 fix unsoundness bug
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-05-01 14:45:15 -07:00
Nikolaj Bjorner 39dc8861ee expose comparisons with polynomials, incremental way to extract variables 2024-04-30 16:59:50 -07:00
Nikolaj Bjorner bc577b93ae refine precision before taking closest integral value. 2024-04-30 16:58:22 -07:00
Nikolaj Bjorner bebcd94703 enable logging nla lemmas
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-04-25 10:29:34 -04:00
Nikolaj Bjorner 974ea7b68d maintain ownership of dependency 2024-04-10 17:57:14 -07:00
Nikolaj Bjorner 7b8980f82d fix regression introduced when testing
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-04-09 11:17:03 -07:00
Nikolaj Bjorner 8d0e66b3e3 fix regression introduced when testing
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-04-09 11:16:34 -07:00
Nikolaj Bjorner 9a681b1a37 reorg sls
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-04-09 10:44:53 -07:00
Nikolaj Bjorner 361e04a18e port fixes to intblast
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-03-09 10:27:12 -08:00
Nikolaj Bjorner bc70282a18 mute some compiler warnings
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-02-03 15:42:06 -08:00
Nikolaj Bjorner 5cac9b84e4 fix build warnings
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-02-01 09:36:52 -08:00
Nikolaj Bjorner bdb9106f99
Api (#7097)
* rename ul_pair to column

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* t

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* simple test passed

* remove an assert

* relax an assertion

* remove an obsolete function

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* access a term by the term column

* remove the column index from colunm.h

* remove an unused method

* remove debug code

* fix the build of lp_tst

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

---------

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
Co-authored-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-24 16:05:18 -08:00
Nikolaj Bjorner be7856c57d fix #7027
TODO: review old nlsat bugs for effect of this fix.
2024-01-23 14:56:15 -08:00
Nikolaj Bjorner 125a82bea5 improved diagnostics 2024-01-22 16:23:55 -08:00
Nikolaj Bjorner 839b7101ae add ability to multiply term 2024-01-22 15:48:45 -08:00
Nikolaj Bjorner 910b3023c2 free memory the clean way
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-01-20 14:01:01 -08:00
Nikolaj Bjorner d32dcfc4a4 free memory the clean way
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-01-20 13:54:50 -08:00
Nikolaj Bjorner 17545233e6 encapsulate anum functionality 2024-01-20 12:59:58 -08:00
Nikolaj Bjorner 2c55aa5466 remove unused code
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-01-17 18:04:08 -08:00
Lev Nachmanson d084a19630 take care of strategy undecided, Nikolaj's comments
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-17 14:17:07 -10:00
Lev Nachmanson c591a7a3e7 force int bound on int columns, call term_is_int() after subst
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-17 13:53:59 -10:00
Lev Nachmanson 91ca55e5ad change the definition of Gomory row
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-14 13:37:30 -10:00
Lev Nachmanson d8df203622 remove an unused declaration
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-13 19:11:17 -10:00
Lev Nachmanson e2fb4fbd38 fix dependencies for Gomory polarity
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-13 19:01:21 -10:00
Lev Nachmanson 2eadcf0872 avoid duplicate explanations
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-12 15:49:21 -10:00
Lev Nachmanson 7d7fef061f add explanations and fix polarity
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-12 15:28:16 -10:00
Nikolaj Bjorner 3381fd2b52 spell check from https://github.com/microsoft/z3guide/pull/165
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-01-12 09:57:46 -08:00
Lev Nachmanson 999e67df0d address Nikolaj's comments in Gomory cut
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-11 16:49:10 -10:00
Lev Nachmanson 2d24436582 remove a blank line
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-11 13:42:35 -10:00
Lev Nachmanson 2b974a0f1d do not delay update for the polar case
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-11 13:39:37 -10:00
Lev Nachmanson 2ac866a8d0 take the coefficient from cut_result, not lia
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-11 12:10:37 -10:00
Lev Nachmanson 2ca1187b3a fix a bug in polarity
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-10 10:50:56 -10:00
Lev Nachmanson 2934618c50 remove simplify_inequality from gomory.cpp 2024-01-04 11:40:57 -10:00
Lev Nachmanson 239d68ed9c return conflict on an empty term in Gomory cuts 2024-01-03 18:56:35 -10:00
Nikolaj Bjorner a7bfdcd0ea readd big cuts
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2024-01-02 11:17:59 -08:00
Lev Nachmanson 84997f8b21 move a TRACE statement 2024-01-01 05:25:07 -10:00
Lev Nachmanson fd2b6c62d1 bug fix in gomory polarity
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-01 05:25:07 -10:00
Lev Nachmanson 53c95e3627 cleanup 2023-12-28 06:00:57 -10:00
Lev Nachmanson 0728b81e9e add parameter lp_settings.m_gomory_simplify 2023-12-28 06:00:57 -10:00
Lev Nachmanson 5796e8899f use vector instead of unordered_map in gomory
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2023-12-28 06:00:57 -10:00