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3767 commits

Author SHA1 Message Date
Nikolaj Bjorner 21201371ed add reference equality to Symbols for .NET
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-07-11 00:53:13 -07:00
Ken McMillan e6516f549d fail gracefully on interpolation errors 2015-07-10 14:39:11 -07:00
Ken McMillan 1cf24f7cdc issue #48 disabled rounding for strict real inequalities 2015-07-10 11:00:13 -07:00
Nikolaj Bjorner ade9b2830a various partial fixes for issue #143
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-07-10 08:16:57 -07:00
Nikolaj Bjorner 9dd704bc4b remove double underscores
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-07-09 18:05:45 -07:00
Nikolaj Bjorner a9a5a69b73 remove double underscores
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-07-09 13:31:22 -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
Nikolaj Bjorner f145ceecb4 remove default failure on proof mode fixes #121
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-07-08 22:12:41 -07:00
Nuno Lopes 5703abd3f1 Merge branch 'unstable' of https://github.com/Z3Prover/z3 into unstable 2015-07-08 13:39:26 +01:00
Nuno Lopes 8edd551f20 remove uneeded calls to datalog_context::get_rules(), since it can be expensive.
thanks to Henning Guenther for finding this.

Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
2015-07-08 13:39:15 +01:00
Nikolaj Bjorner 57c51493ef Merge branch 'unstable' of https://github.com/Z3Prover/z3 into unstable 2015-07-07 16:01:57 -07:00
Nikolaj Bjorner d815cf9b7b fix bug in optimization where a variable is updated twice
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-07-07 16:01:48 -07:00
Nikolaj Bjorner e2adcc19ec fix unit test for default exception
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-07-06 22:52:44 -07:00
Nikolaj Bjorner 940fed16e1 enforce stringstream formatting to avoid default format routine. fixes issue #149
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-07-06 09:11:52 -07:00
Nikolaj Bjorner 3fd5d0eaba handle variables and quantifiers, fixes issue #150
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-07-06 08:34:54 -07:00
Nuno Lopes eeef4d29d6 remove the optimization for 0-byte allocations
I wasn't able to trigger with any SMT or API benchmark
Removing it ensures the function never returns null and enables further optimizations.
I get an amazing avg speedup of 0.9%

Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
2015-07-01 14:38:33 +01:00
Nuno Lopes 1f619fd960 cleanup warnings from new dataflow engine
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
2015-06-30 08:47:37 +01:00
Nikolaj Bjorner 769127d531 add dummy file to fix build
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-29 15:10:38 -07:00
Nikolaj Bjorner cb1e564d77 Merge pull request #146 from hguenther/unstable
Replace cone-of-influence filter with generalized dataflow-engine
2015-06-29 20:08:11 +02:00
Henning Guenther c7e96d897a Replace cone-of-influence filter with generalized dataflow-engine
Signed-off-by: Henning Guenther <t-hennig@microsoft.com>
2015-06-29 10:50:51 +01:00
Nuno Lopes 3104d2954c don't crash in Z3_model_eval API if not given a valid expression
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
2015-06-26 18:33:13 +01:00
Nikolaj Bjorner e81dc5a0a0 fixes issue #143 and memory leak on theory plugin setup
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-26 09:03:56 +02:00
Nikolaj Bjorner 47da717947 Merge branch 'unstable' of https://github.com/Z3Prover/z3 into unstable 2015-06-26 08:24:58 +02:00
Nuno Lopes f29d82858f make check_relation::check_equiv() exit only when solver return SAT (ie, avoid false-positives with unknowns)
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
2015-06-24 17:13:24 +01:00
Nuno Lopes 30eb461e01 disable debug output from check_relation
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
2015-06-24 17:06:22 +01:00
Nuno Lopes 5cc8c8bde6 udoc: micro optimization for compiler_guard
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
2015-06-24 17:06:21 +01:00
Nikolaj Bjorner 6bf87083ef fix build break
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:20 +01:00
Nikolaj Bjorner 1544105bd5 set undo trail after set-watches to avoid crash during exception handling (the relevancy trail is scoped so ends up traversing the trail if allocating the watch throws an exception). Fixes crash.smt in issue #56
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:20 +01:00
Nikolaj Bjorner 03034e7b33 disable bottom-up COI on rules with negated predicates. Fixes issue #140
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:19 +01:00
Nuno Lopes 44ef4074e2 build system: fix typo in OS_DEFINES for linux
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
2015-06-24 17:06:18 +01:00
Nikolaj Bjorner cd05edf833 add model on unknown, to address issue #139
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:18 +01:00
Nikolaj Bjorner 3de2a70a48 move functionality from qe_util to ast_util
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:17 +01:00
Nikolaj Bjorner 7b918e83c3 fix distribute forall, fixes issue #138
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:16 +01:00
Nikolaj Bjorner 020620aadd disable qf-ufnra tactic from default for testing
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:16 +01:00
Nikolaj Bjorner 8df919b6bb fix mixed integer/real bugs for maximization exposed by non-termination in slow.smt. partially fixes issue #56
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:15 +01:00
Nikolaj Bjorner aa4b9e68d7 exposing facility to extract dependent clauses
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:14 +01:00
Nuno Lopes 949f3f9201 Run link-time optimization on windows only when configured with --optimize
This should probably be revisited for VS 2015

Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
2015-06-24 17:06:14 +01:00
Nikolaj Bjorner 38113e8434 include statistics from sub-modules for QF_UFNRA
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:13 +01:00
Nikolaj Bjorner 238e38eaa2 update unit tests for num allocs
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:12 +01:00
Nikolaj Bjorner 158a5dd2db add count of memory allocations and way to limit allocations globally. Fix purification in nlsat_smt to fix regressions on QF_UFNRA
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:12 +01:00
Nikolaj Bjorner e7385d60fb fixes to githup issue #133 and stackoverflow reported bug on assertion violation in poly_simplifier_plugin
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:11 +01:00
Nikolaj Bjorner 45d2ffa38c hide new behavior until tested
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:10 +01:00
Nikolaj Bjorner 5aee077d55 enable incremental sat for QF_BV
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:10 +01:00
Nikolaj Bjorner 0518e69d2a isolate inc_sat_solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:09 +01:00
Nikolaj Bjorner 22c0a593e7 deal with unit test failure cases, fixes #132 #133
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:08 +01:00
Nikolaj Bjorner 1bdedec920 add missing copyright
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:08 +01:00
Nikolaj Bjorner baf95ce4e8 add missing copyright
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:07 +01:00
Matthias Schlaipfer 37cb5b9597 Fixed a bug in udoc_relation's join project
An optimization was applied in too many cases and led to wrong results.

Signed-off-by: Matthias Schlaipfer <t-matsch@microsoft.com>
2015-06-24 17:06:06 +01:00
Nikolaj Bjorner 8fc6789955 remove spurious print statement
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:06 +01:00
Nikolaj Bjorner 1a5327e427 strengthen quantifier check for PDR (and other engines) that don't handle quantified predicates
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-06-24 17:06:05 +01:00