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merge useful utilities from qsat

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-03-19 12:01:44 -07:00
parent f951372f03
commit f175f864ec
32 changed files with 323 additions and 38 deletions
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8
src/ast/rewriter/expr_safe_replace.cpp
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@ -30,6 +30,14 @@ void expr_safe_replace::insert(expr* src, expr* dst) {
m_subst.insert(src, dst);
}
void expr_safe_replace::operator()(expr_ref_vector& es) {
expr_ref val(m);
for (unsigned i = 0; i < es.size(); ++i) {
(*this)(es[i].get(), val);
es[i] = val;
}
}
void expr_safe_replace::operator()(expr* e, expr_ref& res) {
m_todo.push_back(e);
expr* a, *b;