diff options
| author | Andrew Reynolds <andrew.j.reynolds@gmail.com> | 2020-03-09 16:18:43 -0500 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-03-09 16:18:43 -0500 |
| commit | df3fa17542b8bc3f455cb80ede4936b25a44fe5a (patch) | |
| tree | f77f5337e84c234fa5650af003099a810baf23cc /src | |
| parent | c74e9c8ba946387616345b70d63028896a0022c2 (diff) | |
Fix type issue in arith rewrite equality (#3972)
Fixes #3952 and fixes #3940 and fixes #3941 and fixes #3968.
Diffstat (limited to 'src')
| -rw-r--r-- | src/theory/arith/theory_arith_private.cpp | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/src/theory/arith/theory_arith_private.cpp b/src/theory/arith/theory_arith_private.cpp index 786296b15..6c226bb61 100644 --- a/src/theory/arith/theory_arith_private.cpp +++ b/src/theory/arith/theory_arith_private.cpp @@ -1301,18 +1301,21 @@ Node TheoryArithPrivate::ppRewriteTerms(TNode n) { Node TheoryArithPrivate::ppRewrite(TNode atom) { Debug("arith::preprocess") << "arith::preprocess() : " << atom << endl; - if (atom.getKind() == kind::EQUAL && options::arithRewriteEq()) { - Node leq = NodeBuilder<2>(kind::LEQ) << atom[0] << atom[1]; - Node geq = NodeBuilder<2>(kind::GEQ) << atom[0] << atom[1]; - leq = ppRewriteTerms(leq); - geq = ppRewriteTerms(geq); - Node rewritten = Rewriter::rewrite(leq.andNode(geq)); - Debug("arith::preprocess") << "arith::preprocess() : returning " - << rewritten << endl; - return rewritten; - } else { - return ppRewriteTerms(atom); + if (options::arithRewriteEq()) + { + if (atom.getKind() == kind::EQUAL && atom[0].getType().isReal()) + { + Node leq = NodeBuilder<2>(kind::LEQ) << atom[0] << atom[1]; + Node geq = NodeBuilder<2>(kind::GEQ) << atom[0] << atom[1]; + leq = ppRewriteTerms(leq); + geq = ppRewriteTerms(geq); + Node rewritten = Rewriter::rewrite(leq.andNode(geq)); + Debug("arith::preprocess") + << "arith::preprocess() : returning " << rewritten << endl; + return rewritten; + } } + return ppRewriteTerms(atom); } Theory::PPAssertStatus TheoryArithPrivate::ppAssert(TNode in, SubstitutionMap& outSubstitutions) { |