262 commits

Author	SHA1	Message	Date
Murphy Berzish	02cb329ca5	defer equalities uncovered during init_search	2015-09-27 23:24:41 -04:00
Murphy Berzish	86e6087718	starting solve_concat_eq_str(); currently there is an unsoundness bug	2015-09-27 21:30:45 -04:00
Murphy Berzish	6481fe941a	instantiate string-eq length-eq axiom	2015-09-27 17:48:53 -04:00
Murphy Berzish	114b51dec8	only handle equalities in assignments during init_search_eh	2015-09-27 17:26:52 -04:00
Murphy Berzish	91e9cf272a	assert string axiom 2	2015-09-27 00:12:04 -04:00
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
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	8137e022e3	load str decl plugin; recognize String sorted constants	2015-09-06 20:53:08 -04:00