mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-10-16 04:20:25 +00:00
Code Activity
14632 commits 38 branches 52 tags 174 MiB
Commit graph

12393 commits

Author SHA1 Message Date
Murphy Berzish
4085db9990 recursive descent through all assertions to discover all String terms 
set up axioms on these terms to be asserted during propagation
 2015-09-26 23:35:23 -04:00
Murphy Berzish
f6affe64d0 deferred addition of basic string axioms 
no longer crashes the solver and got our first correct UNSAT!
 2015-09-26 21:02:56 -04:00
Murphy Berzish
4d5a0ea53f WIP add axioms 2015-09-26 18:51:02 -04:00
Christoph M. Wintersteiger
076e680433 Improved UF suppport in fpa2bv_converter. 2015-09-25 17:28:31 +01:00
Christoph M. Wintersteiger
2744d80642 Fixed reference counting in fpa2bv converter. 2015-09-23 14:22:02 +01:00
Christoph M. Wintersteiger
04266fccc9 Bugfix for mpf sqrt. 
Fixes #222.
 2015-09-21 20:56:07 +01:00
Christoph M. Wintersteiger
0b15fc9402 Bugfix for mpf sqrt. 
Fixes #222.
 2015-09-21 19:44:53 +01:00
Christoph M. Wintersteiger
d4b66538f9 Bug/assertion fix for power monomials in nlsat. 
Previously triggered an assertion on regressions/smt2/fp-to_real-1.smt2, but only on OSX and FreeBSD
 2015-09-17 16:31:51 +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
Christoph M. Wintersteiger
d2c9b69eb3 fixed memory leak (`mem' remained allocated upon exception thrown in check_args). 2015-09-17 13:20:24 +01:00
Christoph M. Wintersteiger
2e071e89b0 tabs 2015-09-17 13:16:35 +01:00
Christoph M. Wintersteiger
4d39108808 Bugfix for fp.to_sbv 
Fixes #162
 2015-09-17 12:21:59 +01:00
Christoph M. Wintersteiger
e9565d6a7f Fixed warning message 2015-09-17 12:18:44 +01:00
Christoph M. Wintersteiger
2115ea8bb8 Bugfix for fp.sqrt. 
Fixes #220.
 2015-09-17 12:13:04 +01:00
Christoph M. Wintersteiger
52df2224e9 Disabled FP debug variables. 2015-09-16 18:04:26 +01:00
Christoph M. Wintersteiger
27f8ad288c Bugfix for fp.to_ubv. 
Fixes #162.,
 2015-09-16 14:26:53 +01:00
Christoph M. Wintersteiger
79d69cd5f0 Added FP to_ieee_bv to fpa_rewriter to enable model evaluation. 2015-09-16 12:57:05 +01:00
Christoph M. Wintersteiger
46e24e094c fixed warning message 2015-09-16 12:08:56 +01:00
Christoph M. Wintersteiger
869cd6074d Bugfix for fp.to_sbv and fp.to_ubv. 
Fixes #162.
 2015-09-15 19:03:31 +01:00
Christoph M. Wintersteiger
a1073206f9 Bugfix for FP rewriter. 2015-09-15 16:23:24 +01:00
Nikolaj Bjorner
406cd00b3a Merge branch 'unstable' of https://github.com/Z3Prover/z3 into unstable 2015-09-15 10:54:17 +02:00
Nikolaj Bjorner
f94152c857 fix build warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-15 10:54:01 +02:00
Christoph M. Wintersteiger
d6e2fa6a60 Bugfix for MPF fma. 2015-09-14 14:07:11 +01:00
Christoph M. Wintersteiger
d0fa4e992f Bugfix for fp.to_sbv. 
Fixes #162
 2015-09-14 14:04:31 +01:00
Nikolaj Bjorner
b25e8e2288 tune lexicographic products, avoid push/pop and ensure correction sets are not used for multiple objectives 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-13 16:00:45 +02:00
Guang Chen
cef7ec2157 fix implies(expr const &, expr const &) in z3++.h 2015-09-13 13:29:06 +08:00
Nikolaj Bjorner
e3840a7fc6 Merge branch 'unstable' of https://github.com/Z3Prover/z3 into unstable 2015-09-12 14:47:49 +02:00
Nikolaj Bjorner
a8b47b4fb2 enable coercions when interpolation creates MILP constraints. Issue #217 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-12 14:47:35 +02:00
Murphy Berzish
992fff8ba8 set up theory of arithmetic correctly 
closes #1
 2015-09-10 18:43:14 -04:00
Christoph M. Wintersteiger
646dcfb6e6 Merge branch 'unstable' of https://github.com/Z3Prover/z3 into unstable 2015-09-10 11:37:18 +01:00
Christoph M. Wintersteiger
25f75b60fe Bugfix for fp.mul and fp.fma for small numbers of e/s bits. 
Fixes #215.
 2015-09-10 11:37:06 +01:00
Nuno Lopes
980a0e97f8 Python 3 compat for z3.py; patch by Sarah Winkler 
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
 2015-09-10 09:32:45 +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
44105b7aeb reduce verbosity level of error message when equivalence checking fails 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-09 08:32:57 -07:00
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
Murphy Berzish
799fd07c85 optimization: return integer consts for strlen() over constant strings 2015-09-07 19:51:52 -04:00
Murphy Berzish
9b04f1570f instantiate length axiom for concatenation 2015-09-07 19:40:25 -04:00
Murphy Berzish
dc86385e7f add Length function to theory of strings 2015-09-07 16:13:48 -04:00
Murphy Berzish
7f0d9157ac at least for now, Concat is no longer associative 
this means that we'll always have (Concat a b)
instead of variadic forms
 2015-09-06 21:47:57 -04:00
Murphy Berzish
f0c301e920 register Concat function 
now reaches str_decl_plugin::mk_func_decl()
 2015-09-06 21:05:32 -04:00
Murphy Berzish
8137e022e3 load str decl plugin; recognize String sorted constants 2015-09-06 20:53:08 -04:00
Nikolaj Bjorner
d121d031e9 fix unintialized memory read exposed by nightly build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-06 14:15:08 -07:00
Nikolaj Bjorner
4be3926daa use signed character type declarations for cross platform compilation. Fixes issue #210 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-05 16:30:58 -07:00
Nikolaj Bjorner
87396bd648 fix issue #212 - don't use SAT solver core when division semantics is disabled 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-05 11:03:35 -07:00
Murphy Berzish
744d2e3c9c pretty-printing of string constants in AST 
spec2 looks good now
 2015-09-03 01:12:08 -04:00
Murphy Berzish
02345ee5f1 fix string constant representation in parser 
spec1 loopback OK
 2015-09-03 00:17:05 -04:00
Murphy Berzish
e48ac4a97a create and register string theory plugin 
the parser gets a little bit further now!
rejects input with "unexpected character"
 2015-09-02 21:12:03 -04:00
Nikolaj Bjorner
09980a496c Merge branch 'unstable' of https://github.com/Z3Prover/z3 into unstable 2015-09-02 16:12:33 -07:00