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add accessors for implied values to API

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-07-28 19:46:39 -07:00
parent 4628cb8e79
commit 59d8895d15
23 changed files with 347 additions and 2 deletions
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28
src/api/z3_api.h
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@ -6486,6 +6486,34 @@ extern "C" {
*/
void Z3_API Z3_solver_get_levels(Z3_context c, Z3_solver s, Z3_ast_vector literals, unsigned sz, unsigned levels[]);
/**
\brief retrieve implied value for expression, if any is implied by solver at search level.
The method works for expressions that are known to the solver state, such as Boolean and
arithmetical variables.
def_API('Z3_solver_get_implied_value', AST, (_in(CONTEXT), _in(SOLVER), _in(AST)))
*/
Z3_ast Z3_API Z3_solver_get_implied_value(Z3_context c, Z3_solver s, Z3_ast e);
/**
\brief retrieve implied lower bound value for arithmetic expression.
If a lower bound is implied at search level, the arithmetic expression returned
is a constant representing the bound.
def_API('Z3_solver_get_implied_lower', AST, (_in(CONTEXT), _in(SOLVER), _in(AST)))
*/
Z3_ast Z3_API Z3_solver_get_implied_lower(Z3_context c, Z3_solver s, Z3_ast e);
/**
\brief retrieve implied upper bound value for arithmetic expression.
If an upper bound is implied at search level, the arithmetic expression returned
is a constant representing the bound.
def_API('Z3_solver_get_implied_upper', AST, (_in(CONTEXT), _in(SOLVER), _in(AST)))
*/
Z3_ast Z3_API Z3_solver_get_implied_upper(Z3_context c, Z3_solver s, Z3_ast e);
/**
\brief Check whether the assertions in a given solver are consistent or not.