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Use override rather than virtual.

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This commit is contained in:
Bruce Mitchener 2018-02-09 21:15:02 +07:00
parent 2b847478a2
commit b7d1753843
138 changed files with 1621 additions and 1624 deletions
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16
src/ast/rewriter/seq_rewriter.cpp
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@ -85,15 +85,15 @@ public:
sym_expr_boolean_algebra(ast_manager& m, expr_solver& s):
m(m), m_solver(s) {}
virtual T mk_false() {
T mk_false() override {
expr_ref fml(m.mk_false(), m);
return sym_expr::mk_pred(fml, m.mk_bool_sort()); // use of Bool sort for bound variable is arbitrary
}
virtual T mk_true() {
T mk_true() override {
expr_ref fml(m.mk_true(), m);
return sym_expr::mk_pred(fml, m.mk_bool_sort());
}
virtual T mk_and(T x, T y) {
T mk_and(T x, T y) override {
if (x->is_char() && y->is_char()) {
if (x->get_char() == y->get_char()) {
return x;
@ -118,7 +118,7 @@ public:
br.mk_and(fml1, fml2, fml);
return sym_expr::mk_pred(fml, x->get_sort());
}
virtual T mk_or(T x, T y) {
T mk_or(T x, T y) override {
if (x->is_char() && y->is_char() &&
x->get_char() == y->get_char()) {
return x;
@ -135,7 +135,7 @@ public:
return sym_expr::mk_pred(fml, x->get_sort());
}
virtual T mk_and(unsigned sz, T const* ts) {
T mk_and(unsigned sz, T const* ts) override {
switch (sz) {
case 0: return mk_true();
case 1: return ts[0];
@ -148,7 +148,7 @@ public:
}
}
}
virtual T mk_or(unsigned sz, T const* ts) {
T mk_or(unsigned sz, T const* ts) override {
switch (sz) {
case 0: return mk_false();
case 1: return ts[0];
@ -161,7 +161,7 @@ public:
}
}
}
virtual lbool is_sat(T x) {
lbool is_sat(T x) override {
if (x->is_char()) {
return l_true;
}
@ -178,7 +178,7 @@ public:
}
return m_solver.check_sat(fml);
}
virtual T mk_not(T x) {
T mk_not(T x) override {
var_ref v(m.mk_var(0, x->get_sort()), m);
expr_ref fml(m.mk_not(x->accept(v)), m);
return sym_expr::mk_pred(fml, x->get_sort());