const (
	IsBoolean BasicInfo = 1 << iota
	IsInteger
	IsUnsigned
	IsFloat
	IsComplex
	IsString
	IsUntyped

	IsOrdered   = IsInteger | IsFloat | IsString
	IsNumeric   = IsInteger | IsFloat | IsComplex
	IsConstType = IsBoolean | IsNumeric | IsString
)

// A Basic represents a basic type.
type Basic struct {
	kind BasicKind
	info BasicInfo
	name string
}

// Kind returns the kind of basic type b.

const (
	IsBoolean BasicInfo = 1 << iota
	IsInteger
	IsUnsigned
	IsFloat
	IsComplex
	IsString
	IsUntyped

	IsOrdered   = IsInteger | IsFloat | IsString
	IsNumeric   = IsInteger | IsFloat | IsComplex
	IsConstType = IsBoolean | IsNumeric | IsString
)

// A Basic represents a basic type.
type Basic struct {
	kind BasicKind
	info BasicInfo
	name string
}

// Kind returns the kind of basic type b.

			}
			if val != nil {
				*val = constant.MakeString(string(codepoint))
			}
			return true
		}
		return false
	}

	var ok bool
	var cause string
	switch {
	case constArg && isConstType(T):
		// constant conversion
		ok = constConvertibleTo(T, &x.val)
		// A conversion from an integer constant to an integer type
		// can only fail if there's overflow. Give a concise error.
		// (go.dev/issue/63563)

			}
			if val != nil {
				*val = constant.MakeString(string(codepoint))
			}
			return true
		}
		return false
	}

	var ok bool
	var cause string
	switch {
	case constArg && isConstType(T):
		// constant conversion
		ok = constConvertibleTo(T, &x.val)
		// A conversion from an integer constant to an integer type
		// can only fail if there's overflow. Give a concise error.
		// (go.dev/issue/63563)