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Use nullptr.

This commit is contained in:
Bruce Mitchener 2018-02-12 14:05:55 +07:00
parent f01328c65f
commit 76eb7b9ede
625 changed files with 4639 additions and 4639 deletions

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@ -97,7 +97,7 @@ namespace qe {
virtual void add_var(app* x) = 0;
// callback to add constraints in branch.
virtual void add_constraint(bool use_var, expr* l1 = 0, expr* l2 = 0, expr* l3 = 0) = 0;
virtual void add_constraint(bool use_var, expr* l1 = nullptr, expr* l2 = nullptr, expr* l3 = nullptr) = 0;
// eliminate finite domain variable 'var' from fml.
virtual void blast_or(app* var, expr_ref& fml) = 0;