1 files changed, 8 insertions, 7 deletions
diff --git a/src/cmd/vendor/golang.org/x/tools/internal/aliases/aliases_go121.go b/src/cmd/vendor/golang.org/x/tools/internal/aliases/aliases_go121.go
index 1872b56ff8..c027b9f315 100644
--- a/src/cmd/vendor/golang.org/x/tools/internal/aliases/aliases_go121.go
+++ b/src/cmd/vendor/golang.org/x/tools/internal/aliases/aliases_go121.go
@@ -15,16 +15,17 @@ import (
 // It will never be created by go/types.
 type Alias struct{}
 
-func (*Alias) String() string { panic("unreachable") }
-
+func (*Alias) String() string         { panic("unreachable") }
 func (*Alias) Underlying() types.Type { panic("unreachable") }
-
-func (*Alias) Obj() *types.TypeName { panic("unreachable") }
+func (*Alias) Obj() *types.TypeName   { panic("unreachable") }
+func Rhs(alias *Alias) types.Type     { panic("unreachable") }
 
 // Unalias returns the type t for go <=1.21.
 func Unalias(t types.Type) types.Type { return t }
 
-// Always false for go <=1.21. Ignores GODEBUG.
-func enabled() bool { return false }
-
 func newAlias(name *types.TypeName, rhs types.Type) *Alias { panic("unreachable") }
+
+// Enabled reports whether [NewAlias] should create [types.Alias] types.
+//
+// Before go1.22, this function always returns false.
+func Enabled() bool { return false }