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Code Activity
4100 commits 24 branches 48 tags 158 MiB
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605 commits

Author SHA1 Message Date
Nikolaj Bjorner
6b82b949cf Make Groebner basis computation interruptable. Exponsed in issue #269 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-10-28 11:39:59 -07:00
Nikolaj Bjorner
2a95a77706 fix issues #240, #250 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-10-28 09:47:17 -07:00
Nikolaj Bjorner
b197e590a4 fix coercion regression. Issue #263 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-10-27 19:25:38 -07:00
Nikolaj Bjorner
47cb1058b2 Merge branch 'master' of https://github.com/Z3Prover/z3 2015-10-27 18:11:35 -07:00
Nikolaj Bjorner
357a92dfef n/a 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-10-27 18:11:31 -07:00
Christoph M. Wintersteiger
9b5abcd55a Improved support for FPA unspecified min/max values, model validation, and proof generation. 2015-10-25 13:10:40 +00:00
Christoph M. Wintersteiger
ca496f20cb Partial refactoring of fpa2bv conversion to support proofs. 2015-10-25 13:10:40 +00:00
Christoph M. Wintersteiger
e3ed0159a8 Merge branch 'master' of https://github.com/Z3Prover/z3 2015-10-25 13:09:59 +00:00
Christoph M. Wintersteiger
21ad1fb623 Bugfix for proof production in asserted_formulas::propagate_values() 
Fixes #259
 2015-10-25 13:09:18 +00:00
Nikolaj Bjorner
05c6ed1698 fixing issue #254 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-10-22 09:54:05 -07:00
Nikolaj Bjorner
ac902dad1a fix another regression and missing detection of bounds, Issue #254 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-10-22 08:53:12 -07:00
Nikolaj Bjorner
ffa78b95ab fix unbounded, issue #252 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-10-21 14:38:47 -07:00
Christoph M. Wintersteiger
6749c19ab1 Merge branch 'static_analysis' of https://github.com/daniel-j-h/z3 
# Conflicts:
#	src/ast/ast.h
#	src/interp/iz3foci.cpp
#	src/muz/duality/duality_dl_interface.cpp
#	src/util/hwf.h
 2015-10-19 15:14:45 +01:00
Nikolaj Bjorner
f4954e9d7f fix for fixed size rational difference logic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-10-13 09:24:02 -07:00
Nuno Lopes
0e387b2abe use Z3_fallthrough instead of __falthrough directly to avoid messing with reserved identifiers 
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
 2015-10-09 18:06:49 +01:00
Christoph M. Wintersteiger
a951ff0769 Fix for FP UFs and conversion functions. 2015-10-08 16:04:17 +01:00
Christoph M. Wintersteiger
a2503af585 Bugfixes for UFs and conversion functions in theory_fpa 2015-10-08 11:54:35 +01:00
Christoph M. Wintersteiger
de39173f6f Corrected unspecified behavior of fp.min/fp.max corner cases in fpa2bv_converter and in theory_fpa. 
Fixes #68
 2015-10-07 20:44:08 +01:00
Nikolaj Bjorner
6e852762ba patch for issue #232 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-10-06 19:07:47 -07:00
Nikolaj Bjorner
5d71190468 add catch for cancellation intermixed with return value l_true. To address regressions in QF_LIA tests 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-29 16:50:59 -07:00
Nikolaj Bjorner
77c423b9aa annotate enode hash as signed character to address issue #210 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-29 14:14:29 -07:00
Nikolaj Bjorner
9b3e242990 adding rlimit resource limit facility to provide platform and architecture independent method for canceling activities 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-28 13:37:59 -07:00
Christoph M. Wintersteiger
ac7e8b352f Improved support for UFs in FPA theory 2015-09-28 18:20:45 +01:00
Christoph M. Wintersteiger
076e680433 Improved UF suppport in fpa2bv_converter. 2015-09-25 17:28:31 +01:00
Christoph M. Wintersteiger
05d9e188f8 Reactivated smt.max_conflicts option. 
Partially fixes #216.
 2015-09-17 14:08:04 +01:00
Christoph M. Wintersteiger
f3441c6a9b tabs and indentation 2015-09-17 13:25:22 +01:00
Nuno Lopes
45cfb80d14 tentatively fix another issue with char signedness as reported in issue #210 
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
 2015-09-10 09:01:44 +01:00
Nikolaj Bjorner
d7da64f946 fix crash with incorrect bound computation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-08 16:27:57 -07:00
Nikolaj Bjorner
73a8f9960f fix regressions exposed in Internal 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-07 20:17:46 -07:00
Nikolaj Bjorner
963981b3a6 fix memory alias bug and non-termination bug exposed by issue #184 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-31 14:45:10 -07:00
Nikolaj Bjorner
0ed38ed59b add option for using corr set and use partial cores 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-30 14:48:24 -07:00
Nikolaj Bjorner
7f219e84de check cancellation flag in min/max. Fixes issue #206 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-29 15:51:58 -07:00
Christoph M. Wintersteiger
f4c8463619 Bugfix for FP theory 
Fixes #207
 2015-08-28 15:41:03 +01:00
Christoph M. Wintersteiger
81eecafa66 Merge branch 'unstable' of https://github.com/Z3Prover/z3 into unstable 2015-08-27 18:17:38 +01:00
Christoph M. Wintersteiger
081ba9093a Bugfix for FP theory; handling of UFs and interpreted functions from other theories. 2015-08-27 18:17:26 +01:00
Nikolaj Bjorner
d00d6a3506 enable Boolean propagation in AUFBV to fix inefficiency (bit-blasting destroys simplifications that are possible by simple Boolean propagation). Fixes issue #194 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-25 13:21:33 -07:00
Nikolaj Bjorner
68b441770e Merge branch 'unstable' of https://github.com/Z3Prover/z3 into unstable 2015-08-25 11:09:35 -07:00
Nikolaj Bjorner
7639eff29b retain default configuration between calls to SMT tactic so that values are not overwritten between calls to smt-setup. Fixes bug #196 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-25 11:09:10 -07:00
Nikolaj Bjorner
ee5f1ad6b6 fix issue #203: domain range was one too large 
Signed-off-by: unknown <nbjorner@nikolaj-z.redmond.corp.microsoft.com>
 2015-08-24 15:55:40 -07:00
Christoph M. Wintersteiger
8c11299be6 Bugfix for theory_fpa, when datatypes contain floats. 
Fixes #201.
 2015-08-24 15:09:02 +01:00
Nikolaj Bjorner
655b44c07b make :weight understand both decimal and integral values, remove dweight, remove deprecated commands for optimization 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-15 00:48:22 +02:00
Nikolaj Bjorner
cd838e5cf4 fix bug reported in issue #193: MBQI needs to avoid instantiating data-types that contain model values in nested positions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-13 14:29:48 +02:00
Nikolaj Bjorner
702af71a2d Check more frequently for cancelation flags to address grep0095.stp.smt2 in issue #178. Z3 spends time in pre-processing simplification, which indicates there is some opportunity to tune this portion of the code 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-11 23:14:34 +02:00
Nikolaj Bjorner
424f34d3d9 enable smt tactic to be used even if cores are enabled, as long as no cores are tracked, fixes issue #189 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-11 11:16:41 +02:00
Nikolaj Bjorner
e532657d77 .. adding core validation debug option to ease diagnose issue #158 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-10 11:01:46 +02:00
Nikolaj Bjorner
db24cb8087 add core validation option to directly validate cores using the context 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-10 10:56:07 +02:00
Nikolaj Bjorner
6780784bcf filter instantiations for model values to fix issue #183 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-06 14:43:08 +02:00
Nikolaj Bjorner
f96c0b6963 fixes #186, remove ite-lifting from opt_context to detect weighted maxsat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-06 11:52:59 +02:00
Christoph M. Wintersteiger
0cd406ca0b Fixed initialization order and unused variable warnings. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2015-07-30 09:09:13 +01:00
Christoph M. Wintersteiger
7c282d3719 bugfix for smt::model_finder::set_cancel 
follow-up to fixed #178
 2015-07-29 17:18:15 +01:00