diff options
Diffstat (limited to 'src/expr/node_manager.h')
-rw-r--r-- | src/expr/node_manager.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/expr/node_manager.h b/src/expr/node_manager.h index 94b7e5c40..9974df6ca 100644 --- a/src/expr/node_manager.h +++ b/src/expr/node_manager.h @@ -799,6 +799,8 @@ NodeManager::mkFunctionType(const std::vector<TypeNode>& sorts) { Assert(sorts.size() >= 2); std::vector<TypeNode> sortNodes; for (unsigned i = 0; i < sorts.size(); ++ i) { + CheckArgument(!sorts[i].isFunctionLike(), sorts, + "cannot create higher-order function types"); sortNodes.push_back(sorts[i]); } return mkTypeNode(kind::FUNCTION_TYPE, sortNodes); @@ -809,6 +811,8 @@ NodeManager::mkPredicateType(const std::vector<TypeNode>& sorts) { Assert(sorts.size() >= 1); std::vector<TypeNode> sortNodes; for (unsigned i = 0; i < sorts.size(); ++ i) { + CheckArgument(!sorts[i].isFunctionLike(), sorts, + "cannot create higher-order function types"); sortNodes.push_back(sorts[i]); } sortNodes.push_back(booleanType()); @@ -819,6 +823,10 @@ inline TypeNode NodeManager::mkTupleType(const std::vector<TypeNode>& types) { Assert(types.size() >= 2); std::vector<TypeNode> typeNodes; for (unsigned i = 0; i < types.size(); ++ i) { + /* FIXME when congruence closure no longer abuses tuples + CheckArgument(!types[i].isFunctionLike(), types, + "cannot put function-like types in tuples"); + */ typeNodes.push_back(types[i]); } return mkTypeNode(kind::TUPLE_TYPE, typeNodes); @@ -830,14 +838,24 @@ inline TypeNode NodeManager::mkBitVectorType(unsigned size) { inline TypeNode NodeManager::mkArrayType(TypeNode indexType, TypeNode constituentType) { + CheckArgument(!indexType.isFunctionLike(), domain, + "cannot index arrays by a function-like type"); + CheckArgument(!constituentType.isFunctionLike(), domain, + "cannot store function-like types in arrays"); return mkTypeNode(kind::ARRAY_TYPE, indexType, constituentType); } inline TypeNode NodeManager::mkSelectorType(TypeNode domain, TypeNode range) { + CheckArgument(!domain.isFunctionLike(), domain, + "cannot create higher-order function types"); + CheckArgument(!range.isFunctionLike(), range, + "cannot create higher-order function types"); return mkTypeNode(kind::SELECTOR_TYPE, domain, range); } inline TypeNode NodeManager::mkTesterType(TypeNode domain) { + CheckArgument(!domain.isFunctionLike(), domain, + "cannot create higher-order function types"); return mkTypeNode(kind::TESTER_TYPE, domain ); } |