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simplify th_rewriter::mk_eq_value()

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This commit is contained in:
Nuno Lopes 2016-05-05 11:00:21 +01:00
parent 9e4b9ea98b
commit 0286cee450
1 changed files with 5 additions and 8 deletions
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13
src/ast/rewriter/th_rewriter.cpp
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@ -212,14 +212,11 @@ struct th_rewriter_cfg : public default_rewriter_cfg {
// auxiliary function for pull_ite_core
expr * mk_eq_value(expr * lhs, expr * value) {
SASSERT(m().is_value(value));
if (m().is_value(lhs)) {
if (m().are_equal(lhs, value)) {
return m().mk_true();
}
else if (m().are_distinct(lhs, value)) {
return m().mk_false();
}
if (m().are_equal(lhs, value)) {
return m().mk_true();
}
else if (m().are_distinct(lhs, value)) {
return m().mk_false();
}
return m().mk_eq(lhs, value);
}