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4986 commits 24 branches 48 tags 158 MiB
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4051 commits

Author SHA1 Message Date
Nikolaj Bjorner
de9c959241 add support for re.nostr, re.all, fix bug in disequality handling of sequences, update signature of loop to handle integer arguments and variable arguments 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-14 10:56:03 +01:00
Nikolaj Bjorner
a81c7c48d0 fix build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-14 00:56:52 +01:00
Nikolaj Bjorner
2f0a049df8 Merge branch 'master' of https://github.com/Z3Prover/z3 2016-01-13 20:13:29 +01:00
Nikolaj Bjorner
e0215400e2 add empty/full regular languages, escape sequence fixes, check cancellation inside simplifier 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-13 20:13:17 +01:00
Mikolas Janota
a5ea17f1e3 Merge remote-tracking branch 'upstream/master' into lackr 2016-01-13 18:22:58 +00:00
Christoph M. Wintersteiger
357ec9e7d1 Changed FP significand/exponent functions to return non-normalized results. Clarified function remarks. Relates to #383. 2016-01-13 16:32:32 +00:00
Mikolas Janota
094d357b07 Merge remote-tracking branch 'upstream/master' into lackr 2016-01-13 12:10:36 +00:00
Nikolaj Bjorner
57e1d4dc1f model generation with strings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-13 10:39:38 +01:00
Nikolaj Bjorner
9909c056f0 add range / loop handling for re. Fix regression reading mixed numerals reported by Trentin 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-13 00:49:31 -08:00
Nikolaj Bjorner
9a6fe93e6c re-enable feature that lets Z3 solver mixed integer/real constraints with additional information tha texpressions with sort real can only take integer values. Fixes regression on epsilon.smt2 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-12 12:42:18 -08:00
Nikolaj Bjorner
e2d54940b4 revert mixed integer/real handling pending fix to equality propagation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-12 12:11:27 -08:00
Nikolaj Bjorner
f8971362c8 Merge branch 'master' of https://github.com/Z3Prover/z3 2016-01-12 11:19:04 -08:00
Nikolaj Bjorner
22fbed18cc fix regressions exposed by build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-12 11:18:52 -08:00
Christoph M. Wintersteiger
f093ebe44c Optimization for initialization of mpf's from tiny reals. 2016-01-12 19:06:53 +00:00
Nikolaj Bjorner
db746e0c2f fix more unused variable warning messages 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-12 09:52:16 -08:00
Nikolaj Bjorner
985fc50961 breaking regression tests: ensure that model values are of the sort of the original expression. 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-12 09:48:43 -08:00
Nikolaj Bjorner
db71563478 fix build compiler warnings on OSX 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-12 09:36:01 -08:00
Nikolaj Bjorner
01c3e02e99 fix query for non-relational engines 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-12 07:57:10 -08:00
Mikolas Janota
613edfc107 Merge remote-tracking branch 'upstream/master' into lackr 2016-01-12 13:19:29 +00:00
Nuno Lopes
08139d1ab1 fix build with gcc 2016-01-12 08:48:41 +00:00
Nikolaj Bjorner
3bf8b17b96 remove std::cout 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-11 19:22:11 -08:00
Nikolaj Bjorner
739c90779b Merge branch 'master' of https://github.com/Z3Prover/z3 2016-01-11 19:16:16 -08:00
Nikolaj Bjorner
e22ac712b0 add model construction for disequations 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-11 16:53:29 -08:00
Nikolaj Bjorner
79a5b133d7 fix debugging code in ast.cpp to take into account that literals may be repeated 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-11 11:04:44 -08:00
Christoph M. Wintersteiger
d4efa3753c Optimization for real to float conversion. Relates to #383. 2016-01-11 18:54:07 +00:00
Mikolas Janota
b26e4b1516 Merge remote-tracking branch 'upstream/master' into lackr 2016-01-11 18:27:47 +00:00
Nikolaj Bjorner
a156028d82 pin expressions per Sarah Winkler's memory leak report 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-11 09:46:10 -08:00
Nikolaj Bjorner
d4c98c1ab4 Corrected fix to #354: The parameters got shared between the MBQI checker and main context, overriding m_array_laziness to 0 which caused missing propagations 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-11 09:38:05 -08:00
Mikolas Janota
edf6d63a0b Merge branch 'lackr' of github.com:MikolasJanota/z3 into lackr 2016-01-11 17:23:13 +00:00
mikolas
bbdd5ab96f Merge branch 'lackr' of github.com:MikolasJanota/z3 into lackr 2016-01-11 17:18:56 +00:00
mikolas
b46f312115 A proper model converter for the lazy mode. 2016-01-11 17:18:22 +00:00
Nikolaj Bjorner
131f9e2247 change queries to take function names instead of arbitrary predicates. This allows to bypass issues with having arbitrary query expressions compiled in arbitrary ways to auxiliary predicates where names of bound variables are reshuffled. See also Stackoverflow http://stackoverflow.com/questions/34693719/bug-in-z3-datalog 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-10 20:43:41 -08:00
Nikolaj Bjorner
082dcda7f7 Fix Issue #405: Horn normal form ignores implication 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-10 19:16:59 -08:00
Nikolaj Bjorner
fce286db91 Issue #354. Fix unsoundness in Array theory based on missing propagation of selects over ite expressions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-10 17:11:12 -08:00
Nikolaj Bjorner
0df4931c4b dealing with issue #402 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-09 15:43:47 -08:00
Nikolaj Bjorner
20cfbcd66b dealing with issues #402 #399 #258 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-09 13:29:44 -08:00
Nikolaj Bjorner
fc4260e018 enable Horner evaluation also for mixed-integer constraints now that ast-manger inserts coercions on the fly. Avoids loop for issue #399, but with this alone results in unknown status 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-09 10:01:44 -08:00
Nikolaj Bjorner
03cef7b03c add some conveniences for expressing string constraints 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-08 16:19:32 -08:00
Nikolaj Bjorner
e1ade258a0 Merge branch 'master' of https://github.com/Z3Prover/z3 2016-01-08 16:07:58 -08:00
Nikolaj Bjorner
4939957f6a check that disequations are solved 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-08 16:07:42 -08:00
Nikolaj Bjorner
52284922a0 Merge branch 'master' of https://github.com/Z3Prover/z3 2016-01-08 13:39:34 -08:00
Nikolaj Bjorner
9fb3d36961 pin expressions during substitution. Issue #367 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-08 13:39:23 -08:00
Mikolas Janota
5706df30c6 Fixing soft timeout for check-sat-using. 2016-01-08 16:17:34 +00:00
Nikolaj Bjorner
3d01246f71 Skip propagation on bits that have not (yet) been fixed by the SAT core: congruence closure for bits has not necessarily propagated to all bit positions when a bit in a congruence class gets fixed. 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-08 08:17:18 -08:00
Mikolas Janota
fbd02f6d5f Merge remote-tracking branch 'upstream/master' into lackr 2016-01-08 14:53:25 +00:00
Nikolaj Bjorner
98f750f90d ml build failure, issue #403 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-07 20:37:47 -08:00
Nikolaj Bjorner
183d3821ce ml build failure, issue #403 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-07 20:14:43 -08:00
Nikolaj Bjorner
17a32a4e5f ml build failure 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-07 20:14:16 -08:00
Nikolaj Bjorner
023c564839 Issue #406 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-07 20:10:54 -08:00
Nikolaj Bjorner
0e6aaf0211 Issue #407 build break 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-07 20:05:49 -08:00