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author | Andrew Reynolds <andrew.j.reynolds@gmail.com> | 2020-07-30 09:54:57 -0500 |
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committer | GitHub <noreply@github.com> | 2020-07-30 09:54:57 -0500 |
commit | 95ca28b7e8466e956898da377e253fc32c58e52d (patch) | |
tree | 116acce66b921f554e8991347abcc5d7c6c877c2 /src/theory | |
parent | 476ee33d566e87ed11d001a5485cb8b8c09f24dc (diff) |
Fix null case for sygus printing (#4793)
Avoids crashing on some of our debug traces.
Diffstat (limited to 'src/theory')
-rw-r--r-- | src/theory/quantifiers/sygus/term_database_sygus.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/theory/quantifiers/sygus/term_database_sygus.cpp b/src/theory/quantifiers/sygus/term_database_sygus.cpp index ff1b172e9..ac10522a2 100644 --- a/src/theory/quantifiers/sygus/term_database_sygus.cpp +++ b/src/theory/quantifiers/sygus/term_database_sygus.cpp @@ -731,6 +731,11 @@ void TermDbSygus::toStreamSygus(const char* c, Node n) void TermDbSygus::toStreamSygus(std::ostream& out, Node n) { + if (n.isNull()) + { + out << n; + return; + } // use external conversion out << datatypes::utils::sygusToBuiltin(n, true); } |