1 files changed, 14 insertions, 1 deletions
diff --git a/vendor/github.com/bytedance/sonic/internal/rt/fastvalue.go b/vendor/github.com/bytedance/sonic/internal/rt/fastvalue.go
index 87df6b94a..2b2757f5b 100644
--- a/vendor/github.com/bytedance/sonic/internal/rt/fastvalue.go
+++ b/vendor/github.com/bytedance/sonic/internal/rt/fastvalue.go
@@ -22,14 +22,23 @@ import (
 )
 
 var (
-	reflectRtypeItab = findReflectRtypeItab()
+    reflectRtypeItab = findReflectRtypeItab()
 )
 
+// GoType.KindFlags const
 const (
     F_direct    = 1 << 5
     F_kind_mask = (1 << 5) - 1
 )
 
+// GoType.Flags const
+const (
+    tflagUncommon      uint8 = 1 << 0
+    tflagExtraStar     uint8 = 1 << 1
+    tflagNamed         uint8 = 1 << 2
+    tflagRegularMemory uint8 = 1 << 3
+)
+
 type GoType struct {
     Size       uintptr
     PtrData    uintptr
@@ -44,6 +53,10 @@ type GoType struct {
     PtrToSelf  int32
 }
 
+func (self *GoType) IsNamed() bool {
+    return (self.Flags & tflagNamed) != 0
+}
+
 func (self *GoType) Kind() reflect.Kind {
     return reflect.Kind(self.KindFlags & F_kind_mask)
 }