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add option branch_flip to lp_settings

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2020-02-22 21:30:09 -08:00
parent b9bfa950f6
commit ab92c20106
5 changed files with 11 additions and 10 deletions
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1
src/smt/params/smt_params_helper.pyg
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@ -62,6 +62,7 @@ def_module_params(module_name='smt',
('arith.propagate_eqs', BOOL, True, 'propagate (cheap) equalities'),
('arith.propagation_mode', UINT, 2, '0 - no propagation, 1 - propagate existing literals, 2 - refine bounds'),
('arith.reflect', BOOL, True, 'reflect arithmetical operators to the congruence closure'),
('arith.branch_flip', BOOL, False, 'flip branches randomly'),
('arith.branch_cut_ratio', UINT, 2, 'branch/cut ratio for linear integer arithmetic'),
('arith.int_eq_branch', BOOL, False, 'branching using derived integer equations'),
('arith.ignore_int', BOOL, False, 'treat integer variables as real'),