diff options
Diffstat (limited to 'src/theory/arrays')
| -rw-r--r-- | src/theory/arrays/theory_arrays.cpp | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/src/theory/arrays/theory_arrays.cpp b/src/theory/arrays/theory_arrays.cpp index e4b1e1c4c..5085c00ec 100644 --- a/src/theory/arrays/theory_arrays.cpp +++ b/src/theory/arrays/theory_arrays.cpp @@ -355,14 +355,12 @@ Theory::PPAssertStatus TheoryArrays::ppAssert(TNode in, SubstitutionMap& outSubs { d_ppFacts.push_back(in); d_ppEqualityEngine.assertEquality(in, true, in); - if (in[0].isVar() && !expr::hasSubterm(in[1], in[0]) - && (in[1].getType()).isSubtypeOf(in[0].getType())) + if (in[0].isVar() && isLegalElimination(in[0], in[1])) { outSubstitutions.addSubstitution(in[0], in[1]); return PP_ASSERT_STATUS_SOLVED; } - if (in[1].isVar() && !expr::hasSubterm(in[0], in[1]) - && (in[0].getType()).isSubtypeOf(in[1].getType())) + if (in[1].isVar() && isLegalElimination(in[1], in[0])) { outSubstitutions.addSubstitution(in[1], in[0]); return PP_ASSERT_STATUS_SOLVED; |