mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-10-08 00:41:56 +00:00
Code Activity
7872 commits 29 branches 52 tags 172 MiB
Commit graph

488 commits

Author SHA1 Message Date
Christoph M. Wintersteiger
27a1758857 Added rewriter.ignore_patterns_on_ground_qbody option to disable simplification of quantifiers that have their universals appear only in patterns, but otherwise have a ground body. 2017-04-07 21:19:20 +01:00
Murphy Berzish
a8935e99bc Merge branch 'upstream-master' into develop 2017-04-04 16:47:30 -04:00
Nikolaj Bjorner
582880346e add index option to 'eval' command for box objectives. Issue #955 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-31 09:22:56 -07:00
Christoph M. Wintersteiger
d10dec2218 Removed unused variable 2017-03-24 14:31:06 +00:00
Murphy Berzish
82d472a227 Merge remote-tracking branch 'upstream/master' into develop 2017-03-23 13:35:58 -04:00
Nikolaj Bjorner
e342b87921 Merge pull request #942 from mtrberzi/str-extract-semantics 
alternate str.extract semantics in seq_rewriter
 2017-03-21 10:48:06 -07:00
Murphy Berzish
6804c88b66 make seq.extract rewrite type-generic 2017-03-21 12:54:06 -04:00
Nikolaj Bjorner
ca4ae171ea remove unsound simplification in prefix #949 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-21 07:40:35 -06:00
Murphy Berzish
8021d63539 remove legacy str_decl_plugin and str_rewriter classes; these have been unified with sequence-compatible equivalents 2017-03-15 15:25:48 -04:00
Nikolaj Bjorner
05c267b8d8 make seq.at operations generic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-14 15:37:47 -07:00
Murphy Berzish
9659f08322 Merge branch 'str-extract-semantics' into develop 2017-03-14 14:14:53 -04:00
Murphy Berzish
34717a7b6e str.extract semantics fix 2017-03-14 14:14:46 -04:00
Murphy Berzish
94d5f242b8 Merge branch 'str-at-semantics' into develop 2017-03-13 14:40:40 -04:00
Murphy Berzish
5c9d7538a0 add alternate str.at semantics check in seq_rewriter 
this rewrites to empty string if the index is negative or beyond the length of the string,
which is consistent with CVC4's semantics for this term
 2017-03-13 14:39:12 -04:00
Nikolaj Bjorner
338193548b fixing build break, adding fixedpoint object to C++ API 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-10 22:52:55 +01:00
Murphy Berzish
c198bc5863 fix re.range rewrite for theory_str 2017-03-10 13:13:45 -05:00
Nikolaj Bjorner
6f68355fbc Merge branch 'master' of https://github.com/Z3Prover/z3 2017-03-08 21:33:43 -08:00
Murphy Berzish
577cb19745 experimental rewrite of bitvector unit sequences to string constants 2017-03-06 13:58:03 -05:00
Murphy Berzish
ab71dea82d theory_str refactoring 2017-02-28 17:47:55 -05:00
Murphy Berzish
9ac0d098ac Merge remote-tracking branch 'upstream/master' into release-1.0 2017-02-28 12:45:04 -05:00
Murphy Berzish
725352234d refactoring theory_str 2017-02-27 13:22:56 -05:00
Nikolaj Bjorner
996c0f0666 fix type on exception message 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-25 16:14:50 -08:00
Murphy Berzish
179b0f7630 clean up todos theory_str 2017-02-21 19:52:27 -05:00
Murphy Berzish
235ea79043 Merge branch 'upstream-master' into release-1.0 
Conflicts:
	src/cmd_context/check_logic.cpp
	src/cmd_context/cmd_context.cpp
	src/cmd_context/cmd_context.h
	src/smt/params/smt_params_helper.pyg
	src/smt/smt_context.cpp
 2017-02-18 15:04:44 -05:00
Nikolaj Bjorner
b0dd3f3238 add recursive function graphs to model, adapt rewriter to bypass branches whose evaluation is redundant 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-16 13:58:12 -08:00
Murphy Berzish
a879b24011 add str.prefixof, str.suffixof in theory_str 2017-01-27 16:26:30 -05:00
Murphy Berzish
50e2273dbd substr bugfix 2017-01-20 17:39:32 -05:00
Nikolaj Bjorner
24eae3f6e0 fix crash with unary xor #870 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-15 12:06:56 -08:00
Nikolaj Bjorner
4bcf1bf2f6 fix debug build, unused variable warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-21 10:44:49 -08:00
Nikolaj Bjorner
df492e200f merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-21 10:04:02 -08:00
Nikolaj Bjorner
8d18fd075e remove sources for unused variable warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-21 09:54:45 -08:00
Nikolaj Bjorner
c1480b4389 handle model generation from issue #748. Deal with warnings from #836 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-12 00:40:52 +01:00
Nikolaj Bjorner
7cc093eee0 Add rewrite rule for property encoded in #812 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-11 11:05:12 +01:00
Nikolaj Bjorner
32c63ce4cd address other warnings per input from delcypher 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-10 17:23:59 +01:00
Nikolaj Bjorner
8e6600c6be add python API for newly exposed regex constructors 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-09 09:09:03 +01:00
Murphy Berzish
be9cb8db82 regex tracing theory_str 2016-12-05 20:17:43 -05:00
Nuno Lopes
e697d3e810 remove 2 outdated comments 2016-12-01 14:10:31 +00:00
Murphy Berzish
947d443726 improved regex concat rewrite 2016-11-29 19:46:37 -05:00
Nikolaj Bjorner
7a4c20698f fix handling of AC operator ++ on regular expressions. Issue #804 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-11-22 13:02:17 -08:00
Christoph M. Wintersteiger
a97358965b Fixed interruption/cancelation issue in rewriter. 2016-11-17 16:28:49 +00:00
Nikolaj Bjorner
1600823435 fix perf bug reported in #790 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-11-17 05:38:52 +02:00
Murphy Berzish
fff1fadf3b add str.from-int in theory_str rewriter 2016-11-09 15:54:22 -05:00
Christoph M. Wintersteiger
824ba14977 Disabled some ITE rewrite rules that were applied by default, but too expensive. Added re-computation of subterm occurrences in ctx_simplify_tactic. (Performance fixes for QF_LIA benchmarks). 2016-11-04 13:39:53 +00:00
Christoph M. Wintersteiger
a3e915fbea Whitespace 2016-11-04 13:37:14 +00:00
Nikolaj Bjorner
be9d5c7088 fix evaluator for array store expressions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-11-02 21:33:24 +00:00
Nikolaj Bjorner
ff75f88c4f fix memory abuse in internalization in inc-sat-solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-31 22:25:58 +01:00
Nikolaj Bjorner
ca309341c3 fixing cancellation code paths for inc_sat_solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-27 22:07:46 -07:00
Nikolaj Bjorner
41deae52c6 fix enum2bv to handle singleton enumeration types, differentiate disequality conflicts for theories that handle disequalities vs. theories that don't 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-27 13:35:53 -07:00
Nikolaj Bjorner
24fc19ed58 speed up consequence finding by avoiding local search whenver assumption level is reached during the initial phase 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-27 08:15:39 -07:00
Nikolaj Bjorner
da4289fadc fix unit tests for pb 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-25 20:47:48 -07:00