Removing spurious HO checks (#6707)

diff --git a/src/expr/node_manager.cpp b/src/expr/node_manager.cpp
index 1e6a3881562884156498897d910ca53c1bb20b1c..fe7d75ca3c90cc1b16bfaee7c0c2b69ef48bd4d9 100644 (file)
--- a/src/expr/node_manager.cpp
+++ b/src/expr/node_manager.cpp
@@ -528,10 +528,6 @@ TypeNode NodeManager::mkBagType(TypeNode elementType)
 {
   CheckArgument(
       !elementType.isNull(), elementType, "unexpected NULL element type");
-  CheckArgument(elementType.isFirstClass(),
-                elementType,
-                "cannot store types that are not first-class in bags. Try "
-                "option --uf-ho.");
   Debug("bags") << "making bags type " << elementType << std::endl;
   return mkTypeNode(kind::BAG_TYPE, elementType);
 }
@@ -540,10 +536,6 @@ TypeNode NodeManager::mkSequenceType(TypeNode elementType)
 {
   CheckArgument(
       !elementType.isNull(), elementType, "unexpected NULL element type");
-  CheckArgument(elementType.isFirstClass(),
-                elementType,
-                "cannot store types that are not first-class in sequences. Try "
-                "option --uf-ho.");
   return mkTypeNode(kind::SEQUENCE_TYPE, elementType);
 }
 

diff --git a/src/expr/node_manager.h b/src/expr/node_manager.h
index ad0593ceeac8a57e11729c9f3a7bd1e26ec3904f..b651c055a6c0f2c02548af08f8f2236be0289c18 100644 (file)
--- a/src/expr/node_manager.h
+++ b/src/expr/node_manager.h
@@ -1095,14 +1095,6 @@ inline TypeNode NodeManager::mkArrayType(TypeNode indexType,
                 "unexpected NULL index type");
   CheckArgument(!constituentType.isNull(), constituentType,
                 "unexpected NULL constituent type");
-  CheckArgument(indexType.isFirstClass(),
-                indexType,
-                "cannot index arrays by types that are not first-class. Try "
-                "option --uf-ho.");
-  CheckArgument(constituentType.isFirstClass(),
-                constituentType,
-                "cannot store types that are not first-class in arrays. Try "
-                "option --uf-ho.");
   Debug("arrays") << "making array type " << indexType << " "
                   << constituentType << std::endl;
   return mkTypeNode(kind::ARRAY_TYPE, indexType, constituentType);
@@ -1111,10 +1103,6 @@ inline TypeNode NodeManager::mkArrayType(TypeNode indexType,
 inline TypeNode NodeManager::mkSetType(TypeNode elementType) {
   CheckArgument(!elementType.isNull(), elementType,
                 "unexpected NULL element type");
-  CheckArgument(elementType.isFirstClass(),
-                elementType,
-                "cannot store types that are not first-class in sets. Try "
-                "option --uf-ho.");
   Debug("sets") << "making sets type " << elementType << std::endl;
   return mkTypeNode(kind::SET_TYPE, elementType);
 }