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Code Activity
11118 commits 28 branches 52 tags 171 MiB
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691 commits

Author SHA1 Message Date
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
05c5b3b07b merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-09 22:45:52 +01:00
Nikolaj Bjorner
5f5819f029 fix xor handling, and defaults for cardinality 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-09 22:44:41 +01:00
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
Nikolaj Bjorner
b0a47ca897 disable pb sorting 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-02 08:11:38 -08:00
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
e9b49644b2 Merge branch 'master' of https://github.com/z3prover/z3 into opt 2017-02-25 16:20:33 -08:00
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
Nikolaj Bjorner
122a12c980 fix build on downlevel compilers 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-21 09:12:10 -08:00
Nikolaj Bjorner
98c5a779b4 add xor parity solver feature 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-20 16:55:00 -08:00
Nikolaj Bjorner
dc588b54f7 add sorting-based pb encoding in the style of minisat+ 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-19 11:31:34 -08:00
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
Nikolaj Bjorner
b6b6035cfb tuning and fixing drat checker 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-07 16:50:39 -08:00
Nikolaj Bjorner
e9e0293d1a local updates 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-02 10:19:51 -08:00
Nikolaj Bjorner
7faa35ebdb fixing card 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-31 18:47:30 -08:00
Nikolaj Bjorner
8b7bafbd9f updates 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-30 21:23:53 -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
13099b1590 merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-19 17:56:43 -08:00
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
cb6c6332b3 update conflict resolution for cardinality case 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-28 12:44:30 -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