diff options
Diffstat (limited to 'src/theory/quantifiers')
| -rw-r--r-- | src/theory/quantifiers/extended_rewrite.cpp | 41 | ||||
| -rw-r--r-- | src/theory/quantifiers/extended_rewrite.h | 6 |
2 files changed, 1 insertions, 46 deletions
diff --git a/src/theory/quantifiers/extended_rewrite.cpp b/src/theory/quantifiers/extended_rewrite.cpp index 6897287d6..37a3396e2 100644 --- a/src/theory/quantifiers/extended_rewrite.cpp +++ b/src/theory/quantifiers/extended_rewrite.cpp @@ -243,11 +243,7 @@ Node ExtendedRewriter::extendedRewrite(Node n) } Trace("q-ext-rewrite-debug") << "theoryOf( " << ret << " )= " << tid << std::endl; - if (tid == THEORY_ARITH) - { - new_ret = extendedRewriteArith(ret); - } - else if (tid == THEORY_STRINGS) + if (tid == THEORY_STRINGS) { new_ret = extendedRewriteStrings(ret); } @@ -1695,41 +1691,6 @@ bool ExtendedRewriter::inferSubstitution(Node n, return false; } -Node ExtendedRewriter::extendedRewriteArith(Node ret) -{ - Kind k = ret.getKind(); - NodeManager* nm = NodeManager::currentNM(); - Node new_ret; - if (k == DIVISION || k == INTS_DIVISION || k == INTS_MODULUS) - { - // rewrite as though total - std::vector<Node> children; - bool all_const = true; - for (unsigned i = 0, size = ret.getNumChildren(); i < size; i++) - { - if (ret[i].isConst()) - { - children.push_back(ret[i]); - } - else - { - all_const = false; - break; - } - } - if (all_const) - { - Kind new_k = (ret.getKind() == DIVISION ? DIVISION_TOTAL - : (ret.getKind() == INTS_DIVISION - ? INTS_DIVISION_TOTAL - : INTS_MODULUS_TOTAL)); - new_ret = nm->mkNode(new_k, children); - debugExtendedRewrite(ret, new_ret, "total-interpretation"); - } - } - return new_ret; -} - Node ExtendedRewriter::extendedRewriteStrings(Node ret) { Node new_ret; diff --git a/src/theory/quantifiers/extended_rewrite.h b/src/theory/quantifiers/extended_rewrite.h index 8b5f74a2f..e5e95b3f6 100644 --- a/src/theory/quantifiers/extended_rewrite.h +++ b/src/theory/quantifiers/extended_rewrite.h @@ -239,12 +239,6 @@ class ExtendedRewriter //--------------------------------------end generic utilities //--------------------------------------theory-specific top-level calls - /** extended rewrite arith - * - * If this method returns a non-null node ret', then ret is equivalent to - * ret'. - */ - Node extendedRewriteArith(Node ret); /** extended rewrite strings * * If this method returns a non-null node ret', then ret is equivalent to |