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20 commits

Author SHA1 Message Date
Christoph M. Wintersteiger
47e95f8676 Fixed binding substitution in macro_util 2016-08-20 17:56:52 -04:00
Christoph M. Wintersteiger
e8141aaa84 debug fixes 2016-08-12 19:52:59 +01:00
Nikolaj Bjorner
3a83788b97 remove unfinished ite-macro finder, tune ast GC to ensure nodes are roots only once
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-07-14 09:46:09 -07:00
Nikolaj Bjorner
3989d238c0 fix bugs exposed in #677. to_int(x) has the semantics that to_int(x) <= x, and to_int(x) is the largest integer satisfying this inequality. The encoding in purify_arith had it the other way x <= to_int(x) contrary to how to_int(x) is handled elsewhere. Another bug in theory_arith for mixed-integer linear case was also exposed. Fractional bounds on expressions of the form to_int(x), and more generally on integer rows were not rounded prior to internalization
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-07-13 20:32:18 -07:00
Nikolaj Bjorner
4bc044c982 update header guards to be C++ style. Fixes issue #9
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-07-08 23:18:40 -07:00
unknown
f020b7c7b8 Merge branch 'opt' of https://git01.codeplex.com/z3 into opt 2015-01-28 17:54:26 -08:00
Nikolaj Bjorner
e28701a64c add assertions to simplifier
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-01-14 22:09:48 +05:30
Christoph M. Wintersteiger
6a496a1bfb Merge branch 'pure' of https://git01.codeplex.com/z3 into contrib 2014-10-24 21:17:57 +01:00
Ken McMillan
c007a5e5bd merged with unstable 2014-08-06 11:16:06 -07:00
Christoph M. Wintersteiger
7158e814d1 Bugfix for quasi-macros, many thanks to Nuno Lopez finding this bug and for suggesting a fix!
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
2014-06-25 13:25:23 +01:00
Leonardo de Moura
d2a2dbb4b6 Merge branch 'unstable' into contrib 2013-06-05 14:00:59 -07:00
Nuno Lopes
7ce88d4da9 fix a few compilation warnings
- remove unused variables and class fields
 - add support for gcc 4.5 & clang's __builtin_unreachable
 - fix 2 bugs related to strict aliasing
 - remove a few unused function parameters

Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-21 14:36:39 -07:00
Leonardo de Moura
f773f35517 Merge branch 'unstable' into contrib 2013-04-09 08:44:57 -07:00
Leonardo de Moura
bdc675b1df Fix bug reported at http://stackoverflow.com/questions/15226944/segmentation-fault-in-z3
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-03-05 09:04:03 -08:00
Leonardo de Moura
fbce816025 Merge branch 'unstable' into contrib 2012-12-22 14:36:30 -08:00
Leonardo de Moura
d92efeb0c5 Make ast_manager::get_family_id(symbol const &) side-effect free. The version with side-effects is now called ast_manager::mk_family_id
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-12-18 17:14:25 -08:00
Nuno Lopes
5af1e4bdf4 remove redudant is_well_sorted checks after var_subst
var_subst already checks for well sortedness of the resulting expression

Signed-off-by: Nuno Lopes <nuno.lopes@ist.utl.pt>
2012-11-22 15:03:11 +00:00
Leonardo de Moura
f1c9c9b7cd resurrecting assertion_stack
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-11-01 12:15:45 -07:00
Leonardo de Moura
d8f627c6c8 Fixed warnings produced by gcc 4.6.3 when compiling in debug mode
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-10-30 23:43:00 -07:00
Leonardo de Moura
0a4446ae26 reorganizing the code
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-10-23 22:14:35 -07:00