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update substitution routines

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2013-01-21 21:59:20 -08:00
parent b9cc7080e7
commit af4c09c8d3
2 changed files with 17 additions and 3 deletions
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4
src/ast/substitution/substitution.cpp
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@ -172,14 +172,14 @@ void substitution::apply(unsigned num_actual_offsets, unsigned const * deltas, e
unsigned num_vars = q->get_num_decls();
substitution subst(m_manager);
expr_ref er(m_manager);
subst.reserve(m_subst.offsets_capacity(), m_subst.vars_capacity());
subst.reserve(m_subst.offsets_capacity(), m_subst.vars_capacity() + num_vars);
var_shifter var_sh(m_manager);
expr_offset r;
for (unsigned i = 0; i < m_subst.offsets_capacity(); i++) {
for (unsigned j = 0; j < m_subst.vars_capacity(); j++) {
if (find(j, i, r)) {
var_sh(r.get_expr(), num_vars, er);
subst.insert(j, i, expr_offset(er, r.get_offset()));
subst.insert(j + num_vars, i, expr_offset(er, r.get_offset()));
}
}
}