diff --git a/.github/workflows/go117.yml b/.github/workflows/go117.yml
deleted file mode 100644
index 665b88f0..00000000
--- a/.github/workflows/go117.yml
+++ /dev/null
@@ -1,110 +0,0 @@
-name: Go1.17
-
-on:
-  push:
-    branches: [ main ]
-  pull_request:
-    branches: [ main ]
-
-jobs:
-
-  macos:
-    name: Test Go1.17 for macOS
-    runs-on: macos-latest
-    steps:
-
-    - name: Set up Go 1.17
-      uses: actions/setup-go@v2
-      with:
-        go-version: 1.17.x
-
-    - name: Check out code into the Go module directory
-      uses: actions/checkout@v2
-
-    - name: Get dependencies
-      run: |
-        go get -v -t -d ./...
-
-    - name: Build
-      run: go build -v .
-
-    - name: Install igop
-      run: go install -v ./cmd/igop
-
-    - name: Go Test
-      run: GOARCH=amd64 go test -race -v .
-
-    - name: Test $GOROOT/test
-      run: GOARCH=amd64 go run ./cmd/igoptest
-
-  linux:
-    name: Test Go1.17 for Linux
-    runs-on: ubuntu-latest
-    steps:
-
-    - name: Set up Go 1.17
-      uses: actions/setup-go@v2
-      with:
-        go-version: 1.17.x
-
-    - name: Check out code into the Go module directory
-      uses: actions/checkout@v2
-
-    - name: Get dependencies
-      run: |
-        go get -v -t -d ./...
-
-    - name: Build
-      run: go build -v .
-
-    - name: Install igop
-      run: go install -v ./cmd/igop
-
-    - name: Go Test amd64
-      run: GOARCH=amd64 go test -race -v .
-
-    - name: Test $GOROOT/test
-      run: GOARCH=amd64 go run ./cmd/igoptest
-
-  windows:
-    name: Test Go1.17 for Windows
-    runs-on: windows-latest
-    steps:
-
-    - name: Set up Go 1.17
-      uses: actions/setup-go@v2
-      with:
-        go-version: 1.17.x
-
-    - name: Check out code into the Go module directory
-      uses: actions/checkout@v2
-
-    - name: Get dependencies
-      run: |
-        go get -v -t -d ./...
-
-    - name: Build
-      run: go build -v .
-
-    - name: Install igop
-      run: go install -v ./cmd/igop
-
-    - name: Go Test amd64
-      run: |
-        set GOARCH=amd64
-        go test -race -v .
-
-    - name: Test $GOROOT/test amd64
-      run: |
-        set GOARCH=amd64 
-        go run ./cmd/igoptest
-
-    - name: Go Test 386
-      run: |
-        set GOARCH=386 
-        go test -v .
-
-    - name: Go $GOROOT/test 386
-      run: |
-        set GOARCH=386 
-        go run ./cmd/igoptest
diff --git a/.github/workflows/go116.yml b/.github/workflows/go122.yml
similarity index 87%
rename from .github/workflows/go116.yml
rename to .github/workflows/go122.yml
index 496a1638..2185f2df 100644
--- a/.github/workflows/go116.yml
+++ b/.github/workflows/go122.yml
@@ -1,4 +1,4 @@
-name: Go1.16
+name: Go1.22
 
 on:
   push:
@@ -9,14 +9,14 @@ on:
 jobs:
 
   macos:
-    name: Test Go1.16 for macOS
+    name: Test Go1.22 for macOS
     runs-on: macos-latest
     steps:
 
-    - name: Set up Go 1.16
+    - name: Set up Go 1.22
       uses: actions/setup-go@v2
       with:
-        go-version: 1.16.x
+        go-version: 1.22.x
 
     - name: Check out code into the Go module directory
       uses: actions/checkout@v2
@@ -38,14 +38,14 @@ jobs:
       run: GOARCH=amd64 go run ./cmd/igoptest
 
   linux:
-    name: Test Go1.16 for Linux
+    name: Test Go1.22 for Linux
     runs-on: ubuntu-latest
     steps:
 
-    - name: Set up Go 1.16
+    - name: Set up Go 1.22
       uses: actions/setup-go@v2
       with:
-        go-version: 1.16.x
+        go-version: 1.22.x
 
     - name: Check out code into the Go module directory
       uses: actions/checkout@v2
@@ -67,14 +67,14 @@ jobs:
       run: GOARCH=amd64 go run ./cmd/igoptest
 
   windows:
-    name: Test Go1.16 for Windows
+    name: Test Go1.22 for Windows
     runs-on: windows-latest
     steps:
 
-    - name: Set up Go 1.16
+    - name: Set up Go 1.22
       uses: actions/setup-go@v2
       with:
-        go-version: 1.16.x
+        go-version: 1.22.x
 
     - name: Check out code into the Go module directory
       uses: actions/checkout@v2
diff --git a/README.md b/README.md
index 484cb9a0..ef1bb565 100644
--- a/README.md
+++ b/README.md
@@ -1,17 +1,17 @@
 # iGo+ The Go/Go+ Interpreter
 
-[![Go1.16](https://github.com/goplus/igop/workflows/Go1.16/badge.svg)](https://github.com/goplus/igop/actions/workflows/go116.yml)
-[![Go1.17](https://github.com/goplus/igop/workflows/Go1.17/badge.svg)](https://github.com/goplus/igop/actions/workflows/go117.yml)
+github.com/goplus/igop/actions/workflows/go117.yml)
 [![Go1.18](https://github.com/goplus/igop/workflows/Go1.18/badge.svg)](https://github.com/goplus/igop/actions/workflows/go118.yml)
 [![Go1.19](https://github.com/goplus/igop/workflows/Go1.19/badge.svg)](https://github.com/goplus/igop/actions/workflows/go119.yml)
 [![Go1.20](https://github.com/goplus/igop/workflows/Go1.20/badge.svg)](https://github.com/goplus/igop/actions/workflows/go120.yml)
 [![Go1.21](https://github.com/goplus/igop/workflows/Go1.21/badge.svg)](https://github.com/goplus/igop/actions/workflows/go121.yml)
+[![Go1.22](https://github.com/goplus/igop/workflows/Go1.22/badge.svg)](https://github.com/goplus/igop/actions/workflows/go122.yml)
 [![Go Reference](https://pkg.go.dev/badge/github.com/goplus/igop.svg)](https://pkg.go.dev/github.com/goplus/igop)
 
 
 ### Go Version
 
-- Go1.16 ~ Go1.21
+- Go1.16 ~ Go1.22
 - macOS Linux Windows  WebAssembly GopherJS and more.
 
 ### ABI
@@ -26,10 +26,11 @@ support ABI0 and ABIInternal
     - Go1.19: amd64 arm64 ppc64/ppc64le riscv64
     - Go1.20: amd64 arm64 ppc64/ppc64le riscv64
     - Go1.21: amd64 arm64 ppc64/ppc64le riscv64
+    - Go1.22: amd64 arm64 ppc64/ppc64le riscv64
 
 ### Generics
 
-- support generics (Go1.18/Go1.19/Go1.20/Go1.21)
+- support generics (Go1.18 ~ Go1.22)
 - support [Go1.20 nested type-parameterized declarations](https://github.com/golang/go/blob/master/test/typeparam/nested.go) on Go1.18/Go1.19 (Experimental)
 
 ### runtime.GC
diff --git a/builtin.go b/builtin.go
index b6e12e66..6703584f 100644
--- a/builtin.go
+++ b/builtin.go
@@ -555,6 +555,58 @@ func (interp *Interp) callBuiltinByStack(caller *frame, fn string, ssaArgs []ssa
 	case "clear":
 		arg0 := caller.reg(ia[0])
 		valueClear(reflect.ValueOf(arg0))
+	case "max":
+		v := reflect.ValueOf(caller.reg(ia[0]))
+		for _, i := range ia {
+			arg := reflect.ValueOf(caller.reg(i))
+			if i > 0 {
+				switch v.Kind() {
+				case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
+					if v.Int() < arg.Int() {
+						v = arg
+					}
+				case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
+					if v.Uint() < arg.Uint() {
+						v = arg
+					}
+				case reflect.Float32, reflect.Float64:
+					if v.Float() < arg.Float() {
+						v = arg
+					}
+				case reflect.String:
+					if v.String() < arg.String() {
+						v = arg
+					}
+				}
+			}
+		}
+		caller.setReg(ir, v.Interface())
+	case "min":
+		v := reflect.ValueOf(caller.reg(ia[0]))
+		for _, i := range ia {
+			arg := reflect.ValueOf(caller.reg(i))
+			if i > 0 {
+				switch v.Kind() {
+				case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
+					if v.Int() > arg.Int() {
+						v = arg
+					}
+				case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
+					if v.Uint() > arg.Uint() {
+						v = arg
+					}
+				case reflect.Float32, reflect.Float64:
+					if v.Float() > arg.Float() {
+						v = arg
+					}
+				case reflect.String:
+					if v.String() > arg.String() {
+						v = arg
+					}
+				}
+			}
+		}
+		caller.setReg(ir, v.Interface())
 	default:
 		panic("unknown built-in: " + fn)
 	}
diff --git a/cmd/igoptest/main.go b/cmd/igoptest/main.go
index 1967b8cb..98195b6d 100644
--- a/cmd/igoptest/main.go
+++ b/cmd/igoptest/main.go
@@ -61,7 +61,7 @@ func init() {
 
 	ver := runtime.Version()[:6]
 	switch ver {
-	case "go1.17", "go1.18", "go1.19", "go1.20", "go1.21":
+	case "go1.17", "go1.18", "go1.19", "go1.20", "go1.21", "go1.22":
 		// gorootTestSkips["fixedbugs/issue45045.go"] = "runtime.SetFinalizer"
 		// gorootTestSkips["fixedbugs/issue46725.go"] = "runtime.SetFinalizer"
 		gorootTestSkips["abi/fibish.go"] = "slow, 34s"
@@ -86,9 +86,21 @@ func init() {
 			gorootTestSkips["typeparam/cons.go"] = "skip golang.org/x/tools v0.7.0 on go1.18"
 			gorootTestSkips["typeparam/list2.go"] = "skip golang.org/x/tools v0.7.0 on go1.18"
 		}
-		if ver == "go1.21" {
+		if ver == "go1.21" || ver == "go1.22" {
 			gorootTestSkips["fixedbugs/issue19658.go"] = "skip command"
 		}
+		if ver == "go1.22" {
+			gorootTestSkips["fixedbugs/bug369.go"] = "skip command"
+			gorootTestSkips["fixedbugs/issue10607.go"] = "skip command"
+			gorootTestSkips["fixedbugs/issue21317.go"] = "skip command"
+			gorootTestSkips["fixedbugs/issue38093.go"] = "skip js"
+			gorootTestSkips["fixedbugs/issue64565.go"] = "skip command"
+			gorootTestSkips["fixedbugs/issue9355.go"] = "skip command"
+			gorootTestSkips["linkmain_run.go"] = "skip link"
+			gorootTestSkips["linkobj.go"] = "skip link"
+			gorootTestSkips["linkx_run.go"] = "skip link"
+			gorootTestSkips["chanlinear.go"] = "skip -gc-exp"
+		}
 	case "go1.16":
 		gorootTestSkips["fixedbugs/issue7740.go"] = "BUG, const float"
 	case "go1.15":
@@ -105,6 +117,10 @@ func init() {
 		gorootTestSkips["fixedbugs/issue15002.go"] = "skip windows"
 		gorootTestSkips["fixedbugs/issue5493.go"] = "skip windows"
 		gorootTestSkips["fixedbugs/issue5963.go"] = "skip windows"
+		if ver == "go1.22" {
+			gorootTestSkips["recover4.go"] = "skip windows"
+			gorootTestSkips["sigchld.go"] = "skip windows"
+		}
 
 		skips := make(map[string]string)
 		for k, v := range gorootTestSkips {
diff --git a/go.mod b/go.mod
index 32ba8a1c..e4e7ed4d 100644
--- a/go.mod
+++ b/go.mod
@@ -4,17 +4,17 @@ go 1.16
 
 require (
 	github.com/gopherjs/gopherjs v0.0.0-20200217142428-fce0ec30dd00
-	github.com/goplus/gop v1.1.9
-	github.com/goplus/gox v1.12.8
-	github.com/goplus/mod v0.12.1
-	github.com/goplus/reflectx v1.2.1
+	github.com/goplus/gop v1.2.0-pre.1.0.20240207161635-4085ba2e137f
+	github.com/goplus/gox v1.14.7
+	github.com/goplus/mod v0.13.0
+	github.com/goplus/reflectx v1.2.2
 	github.com/modern-go/reflect2 v1.0.2
 	github.com/peterh/liner v1.2.2
-	github.com/qiniu/x v1.13.2
+	github.com/qiniu/x v1.13.3
 	github.com/visualfc/funcval v0.1.4
 	github.com/visualfc/gid v0.1.0
 	github.com/visualfc/goembed v0.3.2
 	github.com/visualfc/xtype v0.2.0
 	golang.org/x/mod v0.14.0
-	golang.org/x/tools v0.14.0
+	golang.org/x/tools v0.17.0
 )
diff --git a/go.sum b/go.sum
index 5b01a1ff..5e3b9816 100644
--- a/go.sum
+++ b/go.sum
@@ -6,18 +6,16 @@ github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/
 github.com/gopherjs/gopherjs v0.0.0-20180708170036-38b413be4187/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
 github.com/gopherjs/gopherjs v0.0.0-20200217142428-fce0ec30dd00 h1:l5lAOZEym3oK3SQ2HBHWsJUfbNBiTXJDeW2QDxw9AQ0=
 github.com/gopherjs/gopherjs v0.0.0-20200217142428-fce0ec30dd00/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
-github.com/goplus/c2go v0.7.16/go.mod h1:XODEFX2PeEEJXNLLdykWeZgMSaKJ51fVm+C9IM3FxNQ=
-github.com/goplus/gop v1.1.9 h1:7e0jQFbTeFGOU5Rmd58YV/1nRLySdooSAFGWAeW6UBo=
-github.com/goplus/gop v1.1.9/go.mod h1:OQBkI9FbIOJWtHP9ahB1d6cKEq+2P10IJ588ewGhnhk=
-github.com/goplus/gox v1.12.1/go.mod h1:wymoQJ7ydd42cTlaXb4wNbvn4LlKjR+j8PZehI7v1zQ=
-github.com/goplus/gox v1.12.8 h1:xXpsGbNIIDmykOQwI/kDcoA3cOX5ISvLPlU5RiPtyZY=
-github.com/goplus/gox v1.12.8/go.mod h1:MOJnwqA8/rSUkn0vsayHFK7TD/3XQrdexMTqdzR70X0=
-github.com/goplus/mod v0.11.5/go.mod h1:NDC5E+XOT8vcJCMjqKhLDJHTHX7lyVN4Vbfi2U7dBhs=
-github.com/goplus/mod v0.11.8/go.mod h1:yl2QncBKTdXk+8UaNsdo4u2zSpGEJYA5JKjgD3K2h00=
-github.com/goplus/mod v0.12.1 h1:4M1py5liQ/bfxPPXcmVbYn3JAjfcDpTANtih5omFI6c=
-github.com/goplus/mod v0.12.1/go.mod h1:ZtlS9wHOcAVxZ/zq7WLdKVes1HG/8Yn3KNuWZGcpeTs=
-github.com/goplus/reflectx v1.2.1 h1:y3Bq7cmP/zO++VFpZetC3zljVM3LkGivh2GgUJLu4wI=
-github.com/goplus/reflectx v1.2.1/go.mod h1:wHOS9ilbB4zrecI0W1dMmkW9JMcpXV7VjALVbNU9xfM=
+github.com/goplus/c2go v0.7.21/go.mod h1:45zjbWGW8NDuGfTOrFchCIpH9TbiH7TPg8/zF6EdEyk=
+github.com/goplus/gop v1.2.0-pre.1.0.20240207161635-4085ba2e137f h1:EsryFWThtzZAAXkjOOoQkVDTHHSijJwWYAJXVF2xdUk=
+github.com/goplus/gop v1.2.0-pre.1.0.20240207161635-4085ba2e137f/go.mod h1:bUvpxW+/8T13pi07HO0SxNPCL+k5D5IkauiBYyU2Ec4=
+github.com/goplus/gox v1.14.2/go.mod h1:G7Hz+cAOUyJyN9pPHrpqhfQPDUtiJNmoRVTwoaQ9nw0=
+github.com/goplus/gox v1.14.7 h1:C70XxjEVRjrmkblNkbM5oSZOJTOgimsXRtK6/XVlk5s=
+github.com/goplus/gox v1.14.7/go.mod h1:G7Hz+cAOUyJyN9pPHrpqhfQPDUtiJNmoRVTwoaQ9nw0=
+github.com/goplus/mod v0.13.0 h1:M/VsI/NWTcs2+vtWBG7793zmlCimKlSMY5LXaiztXV8=
+github.com/goplus/mod v0.13.0/go.mod h1:Qin2SxKoK+3cNFwtg4Jnk1F9Qn5vR6Kwlvr6lTCRJNI=
+github.com/goplus/reflectx v1.2.2 h1:T1p20OIH/HcnAvQQNnDLwl6AZOjU34icsfc6migD6L8=
+github.com/goplus/reflectx v1.2.2/go.mod h1:wHOS9ilbB4zrecI0W1dMmkW9JMcpXV7VjALVbNU9xfM=
 github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
 github.com/mattn/go-runewidth v0.0.3 h1:a+kO+98RDGEfo6asOGMmpodZq4FNtnGP54yps8BzLR4=
 github.com/mattn/go-runewidth v0.0.3/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzpuz5H//U1FU=
@@ -28,10 +26,8 @@ github.com/peterh/liner v1.2.2 h1:aJ4AOodmL+JxOZZEL2u9iJf8omNRpqHc/EbrK+3mAXw=
 github.com/peterh/liner v1.2.2/go.mod h1:xFwJyiKIXJZUKItq5dGHZSTBRAuG/CpeNpWLyiNRNwI=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/qiniu/x v1.13.0/go.mod h1:INZ2TSWSJVWO/RuELQROERcslBwVgFG7MkTfEdaQz9E=
-github.com/qiniu/x v1.13.1/go.mod h1:INZ2TSWSJVWO/RuELQROERcslBwVgFG7MkTfEdaQz9E=
-github.com/qiniu/x v1.13.2 h1:mgWOfB9Rpk6AEtlBoObZVxH+b2FHSntYrxc4KX5Ta98=
-github.com/qiniu/x v1.13.2/go.mod h1:INZ2TSWSJVWO/RuELQROERcslBwVgFG7MkTfEdaQz9E=
+github.com/qiniu/x v1.13.3 h1:NER9aJnVzjH0XapzIWrWNAn2SPwck0xGMyIIlfCMm84=
+github.com/qiniu/x v1.13.3/go.mod h1:INZ2TSWSJVWO/RuELQROERcslBwVgFG7MkTfEdaQz9E=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
@@ -54,11 +50,10 @@ github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5t
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.13.0/go.mod h1:y6Z2r+Rw4iayiXXAIxJIDAJ1zMW4yaTpebo8fPOliYc=
-golang.org/x/crypto v0.14.0/go.mod h1:MVFd36DqK4CsrnJYDkBA3VC4m2GkXAM0PvzMCn4JQf4=
+golang.org/x/crypto v0.18.0/go.mod h1:R0j02AL6hcrfOiy9T4ZYp/rcWeMxM3L6QYxlOuEG1mg=
 golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
 golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/mod v0.12.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
-golang.org/x/mod v0.13.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
 golang.org/x/mod v0.14.0 h1:dGoOF9QVLYng8IHTm7BAyWqCqSheQ5pYWGhzW00YJr0=
 golang.org/x/mod v0.14.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
@@ -67,13 +62,13 @@ golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug
 golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
 golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
 golang.org/x/net v0.15.0/go.mod h1:idbUs1IY1+zTqbi8yxTbhexhEEk5ur9LInksu6HrEpk=
-golang.org/x/net v0.16.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE=
+golang.org/x/net v0.20.0/go.mod h1:z8BVo6PvndSri0LbOE3hAn0apkU+1YvI6E70E9jsnvY=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.3.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=
-golang.org/x/sync v0.4.0 h1:zxkM55ReGkDlKSM+Fu41A+zmbZuaPVbGMzvvdUPznYQ=
-golang.org/x/sync v0.4.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=
+golang.org/x/sync v0.6.0 h1:5BMeUDZ7vkXGfEr1x9B4bRcTH4lpkTkpdh0T/J+qjbQ=
+golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
@@ -84,27 +79,28 @@ golang.org/x/sys v0.4.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE=
-golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.16.0 h1:xWw16ngr6ZMtmxDyKyIgsE93KNKz5HKmMa3b8ALHidU=
+golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
 golang.org/x/term v0.8.0/go.mod h1:xPskH00ivmX89bAKVGSKKtLOWNx2+17Eiy94tnKShWo=
 golang.org/x/term v0.12.0/go.mod h1:owVbMEjm3cBLCHdkQu9b1opXd4ETQWc3BhuQGKgXgvU=
-golang.org/x/term v0.13.0/go.mod h1:LTmsnFJwVN6bCy1rVCoS+qHT1HhALEFxKncY3WNNh4U=
+golang.org/x/term v0.16.0/go.mod h1:yn7UURbUtPyrVJPGPq404EukNFxcm/foM+bV/bfcDsY=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
 golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
+golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
 golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
 golang.org/x/tools v0.13.0/go.mod h1:HvlwmtVNQAhOuCjW7xxvovg8wbNq7LwfXh/k7wXUl58=
-golang.org/x/tools v0.14.0 h1:jvNa2pY0M4r62jkRQ6RwEZZyPcymeL9XZMLBbV7U2nc=
-golang.org/x/tools v0.14.0/go.mod h1:uYBEerGOWcJyEORxN+Ek8+TT266gXkNlHdJBwexUsBg=
+golang.org/x/tools v0.17.0 h1:FvmRgNOcs3kOa+T20R1uhfP9F6HgG2mfxDv1vrx1Htc=
+golang.org/x/tools v0.17.0/go.mod h1:xsh6VxdV005rRVaS6SSAf9oiAqljS7UZUacMZ8Bnsps=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/gopbuild/build.go b/gopbuild/build.go
index 79c3edc0..3d48c671 100644
--- a/gopbuild/build.go
+++ b/gopbuild/build.go
@@ -73,6 +73,7 @@ func RegisterClassFileType(ext string, class string, works []*Class, pkgPaths ..
 }
 
 func init() {
+	cl.SetDebug(cl.FlagNoMarkAutogen)
 	igop.RegisterFileProcess(".gop", BuildFile)
 	igop.RegisterFileProcess(".gox", BuildFile)
 	RegisterClassFileType(".gmx", "Game", []*Class{{Ext: ".spx", Class: "Sprite"}}, "github.com/goplus/spx", "math")
@@ -276,8 +277,7 @@ func (c *Context) loadPackage(srcDir string, pkgs map[string]*ast.Package) (*Pac
 			mainPkg.GoFiles = map[string]*goast.File{"_igop_builtin.go": f}
 		}
 	}
-	conf := &cl.Config{
-		WorkingDir: srcDir, TargetDir: srcDir, Fset: c.fset}
+	conf := &cl.Config{Fset: c.fset}
 	conf.Importer = c
 	conf.LookupClass = func(ext string) (c *cl.Project, ok bool) {
 		c, ok = projects[ext]
diff --git a/gopbuild/build_test.go b/gopbuild/build_test.go
index c48aed43..7a911b89 100644
--- a/gopbuild/build_test.go
+++ b/gopbuild/build_test.go
@@ -48,9 +48,9 @@ println "Go+"
 `, `package main
 
 import "fmt"
-
-func main() {
 //line main.gop:2
+func main() {
+//line main.gop:2:1
 	fmt.Println("Go+")
 }
 `)
@@ -65,9 +65,9 @@ import "fmt"
 
 type Rect struct {
 }
-
-func (this *Rect) Main() {
 //line Rect.gox:2
+func (this *Rect) Main() {
+//line Rect.gox:2:1
 	fmt.Println("Go+")
 }
 func main() {
@@ -93,9 +93,9 @@ type Rect struct {
 	Buffer
 	v int
 }
-
-func (this *Rect) Main() {
 //line Rect.gox:9
+func (this *Rect) Main() {
+//line Rect.gox:9:1
 	fmt.Println("Go+")
 }
 func main() {
@@ -121,9 +121,9 @@ type Rect struct {
 	*Buffer
 	v int
 }
-
-func (this *Rect) Main() {
 //line Rect.gox:9
+func (this *Rect) Main() {
+//line Rect.gox:9:1
 	fmt.Println("Go+")
 }
 func main() {
@@ -139,17 +139,17 @@ println "Go+"
 `, `package main
 
 import (
-	"fmt"
 	"bytes"
+	"fmt"
 )
 
 type Rect struct {
 	*bytes.Buffer
 	v int
 }
-
-func (this *Rect) Main() {
 //line Rect.gox:7
+func (this *Rect) Main() {
+//line Rect.gox:7:1
 	fmt.Println("Go+")
 }
 func main() {
@@ -165,17 +165,17 @@ println "Go+"
 `, `package main
 
 import (
-	"fmt"
 	"bytes"
+	"fmt"
 )
 
 type Rect struct {
 	bytes.Buffer
 	v int
 }
-
-func (this *Rect) Main() {
 //line Rect.gox:7
+func (this *Rect) Main() {
+//line Rect.gox:7:1
 	fmt.Println("Go+")
 }
 func main() {
@@ -194,12 +194,12 @@ import (
 	"github.com/goplus/gop/builtin/ng"
 	"math/big"
 )
-
-func main() {
 //line main.gop:2
+func main() {
+//line main.gop:2:1
 	a := ng.Bigrat_Init__2(big.NewRat(1, 2))
-//line main.gop:3
-	fmt.Println(a.Gop_Add(ng.Bigrat_Init__2(big.NewRat(1, 2))))
+//line main.gop:3:1
+	fmt.Println((ng.Bigrat).Gop_Add(a, ng.Bigrat_Init__2(big.NewRat(1, 2))))
 }
 `)
 }
@@ -212,11 +212,11 @@ println(v)
 `, `package main
 
 import "fmt"
-
-func main() {
 //line main.gop:2
+func main() {
+//line main.gop:2:1
 	v := typeof(100)
-//line main.gop:3
+//line main.gop:3:1
 	fmt.Println(v)
 }
 `)
@@ -240,16 +240,16 @@ import (
 )
 
 var r io.Reader
-
-func main() {
 //line main.gop:6
+func main() {
+//line main.gop:6:1
 	for _gop_it := iox.Lines(r).Gop_Enum(); ; {
 		var _gop_ok bool
 		line, _gop_ok := _gop_it.Next()
 		if !_gop_ok {
 			break
 		}
-//line main.gop:7
+//line main.gop:7:1
 		fmt.Println(line)
 	}
 }
@@ -280,104 +280,106 @@ println addSafe("10", "abc")
 
 import (
 	"fmt"
-	"strconv"
 	"github.com/qiniu/x/errors"
+	"strconv"
 )
-
+//line main.gop:6:1
 func add(x string, y string) (int, error) {
-//line main.gop:7
+//line main.gop:7:1
 	var _autoGo_1 int
-//line main.gop:7
+//line main.gop:7:1
 	{
-//line main.gop:7
+//line main.gop:7:1
 		var _gop_err error
-//line main.gop:7
+//line main.gop:7:1
 		_autoGo_1, _gop_err = strconv.Atoi(x)
-//line main.gop:7
+//line main.gop:7:1
 		if _gop_err != nil {
-//line main.gop:7
+//line main.gop:7:1
 			_gop_err = errors.NewFrame(_gop_err, "strconv.Atoi(x)", "main.gop", 7, "main.add")
-//line main.gop:7
+//line main.gop:7:1
 			return 0, _gop_err
 		}
-//line main.gop:7
+//line main.gop:7:1
 		goto _autoGo_2
 	_autoGo_2:
-//line main.gop:7
+//line main.gop:7:1
 	}
-//line main.gop:7
+//line main.gop:7:1
 	var _autoGo_3 int
-//line main.gop:7
+//line main.gop:7:1
 	{
-//line main.gop:7
+//line main.gop:7:1
 		var _gop_err error
-//line main.gop:7
+//line main.gop:7:1
 		_autoGo_3, _gop_err = strconv.Atoi(y)
-//line main.gop:7
+//line main.gop:7:1
 		if _gop_err != nil {
-//line main.gop:7
+//line main.gop:7:1
 			_gop_err = errors.NewFrame(_gop_err, "strconv.Atoi(y)", "main.gop", 7, "main.add")
-//line main.gop:7
+//line main.gop:7:1
 			return 0, _gop_err
 		}
-//line main.gop:7
+//line main.gop:7:1
 		goto _autoGo_4
 	_autoGo_4:
-//line main.gop:7
+//line main.gop:7:1
 	}
-//line main.gop:7
+//line main.gop:7:1
 	return _autoGo_1 + _autoGo_3, nil
 }
+//line main.gop:10:1
 func addSafe(x string, y string) int {
-//line main.gop:11
+//line main.gop:11:1
 	return func() (_gop_ret int) {
-//line main.gop:11
+//line main.gop:11:1
 		var _gop_err error
-//line main.gop:11
+//line main.gop:11:1
 		_gop_ret, _gop_err = strconv.Atoi(x)
-//line main.gop:11
+//line main.gop:11:1
 		if _gop_err != nil {
-//line main.gop:11
+//line main.gop:11:1
 			return 0
 		}
-//line main.gop:11
+//line main.gop:11:1
 		return
 	}() + func() (_gop_ret int) {
-//line main.gop:11
+//line main.gop:11:1
 		var _gop_err error
-//line main.gop:11
+//line main.gop:11:1
 		_gop_ret, _gop_err = strconv.Atoi(y)
-//line main.gop:11
+//line main.gop:11:1
 		if _gop_err != nil {
-//line main.gop:11
+//line main.gop:11:1
 			return 0
 		}
-//line main.gop:11
+//line main.gop:11:1
 		return
 	}()
 }
-func main() {
 //line main.gop:14
+func main() {
+//line main.gop:14:1
 	fmt.Println(func() (_gop_ret int) {
-//line main.gop:14
+//line main.gop:14:1
 		var _gop_err error
-//line main.gop:14
+//line main.gop:14:1
 		_gop_ret, _gop_err = add("100", "23")
-//line main.gop:14
+//line main.gop:14:1
 		if _gop_err != nil {
-//line main.gop:14
+//line main.gop:14:1
 			_gop_err = errors.NewFrame(_gop_err, "add(\"100\", \"23\")", "main.gop", 14, "main.main")
-//line main.gop:14
+//line main.gop:14:1
 			panic(_gop_err)
 		}
-//line main.gop:14
+//line main.gop:14:1
 		return
 	}())
-//line main.gop:16
+//line main.gop:16:1
 	sum, err := add("10", "abc")
-//line main.gop:17
+//line main.gop:17:1
 	fmt.Println(sum, err)
-//line main.gop:19
+//line main.gop:19:1
 	fmt.Println(addSafe("10", "abc"))
 }
 `)