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| author | Andrew Reynolds <andrew.j.reynolds@gmail.com> | 2019-11-25 17:59:51 -0600 |
|---|---|---|
| committer | Haniel Barbosa <hanielbbarbosa@gmail.com> | 2019-11-25 20:59:51 -0300 |
| commit | 89e00fbfffdbf3f7acde46623bf7a54f455614b5 (patch) | |
| tree | 701cf4218158c294e7cc5e499865a033abc8d5c4 /src/parser | |
| parent | eff8e6a30d348e2418f805602d3dd41ac2bc795b (diff) | |
Better front-end type checking for SyGuS (#3496)
Diffstat (limited to 'src/parser')
| -rw-r--r-- | src/parser/smt2/smt2.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/parser/smt2/smt2.cpp b/src/parser/smt2/smt2.cpp index b693eae5b..6dc29b8fe 100644 --- a/src/parser/smt2/smt2.cpp +++ b/src/parser/smt2/smt2.cpp @@ -1435,6 +1435,10 @@ void Smt2::addSygusConstructorTerm(Datatype& dt, std::map<Expr, Type>& ntsToUnres) const { Trace("parser-sygus2") << "Add sygus cons term " << term << std::endl; + // Ensure that we do type checking here to catch sygus constructors with + // malformed builtin operators. The argument "true" to getType here forces + // a recursive well-typedness check. + term.getType(true); // purify each occurrence of a non-terminal symbol in term, replace by // free variables. These become arguments to constructors. Notice we must do // a tree traversal in this function, since unique paths to the same term |