Parse default dialect and omit when printing.

libyul/AsmPrinter.h

@@ -30,10 +30,16 @@ namespace solidity::yul
 {
 struct Dialect;
 
+/**
+ * Converts a parsed Yul AST into readable string representation.
+ * Ignores source locations.
+ * If a dialect is provided, the dialect's default type is omitted.
+ */
 class AsmPrinter
 {
 public:
-	explicit AsmPrinter() {}
+	AsmPrinter() {}
+	explicit AsmPrinter(Dialect const& _dialect): m_dialect(&_dialect) {}
 
 	std::string operator()(Literal const& _literal) const;
 	std::string operator()(Identifier const& _identifier) const;
@@ -53,6 +59,8 @@ public:
 private:
 	std::string formatTypedName(TypedName _variable) const;
 	std::string appendTypeName(YulString _type) const;
+
+	Dialect const* m_dialect = nullptr;
 };
 
 }