Merge pull request #1121 from visualfc/closure

fix reflect.pointer  for closure; fix runtime unsafe.pointer ptrBytes

cl/_testgo/reflectfn/in.go

@@ -0,0 +1,24 @@
+package main
+
+import (
+	"fmt"
+	"reflect"
+)
+
+func demo() {
+	println("demo")
+}
+
+func main() {
+	v := 100
+	fn := func() {
+		println(v)
+	}
+	fdemo := demo
+	fmt.Println(fn)
+	fmt.Println(demo)
+	fmt.Println(fdemo)
+	fmt.Println(reflect.ValueOf(fn).UnsafePointer())
+	fmt.Println(reflect.ValueOf(demo).UnsafePointer())
+	fmt.Println(reflect.ValueOf(fdemo).UnsafePointer())
+}

cl/_testgo/reflectfn/out.ll

@@ -0,0 +1,244 @@
+; ModuleID = 'github.com/goplus/llgo/cl/_testgo/reflectfn'
+source_filename = "github.com/goplus/llgo/cl/_testgo/reflectfn"
+
+%"github.com/goplus/llgo/runtime/internal/runtime.String" = type { ptr, i64 }
+%"github.com/goplus/llgo/runtime/internal/runtime.eface" = type { ptr, ptr }
+%"github.com/goplus/llgo/runtime/internal/runtime.Slice" = type { ptr, i64, i64 }
+%"github.com/goplus/llgo/runtime/internal/runtime.iface" = type { ptr, ptr }
+%reflect.Value = type { ptr, ptr, i64 }
+%"github.com/goplus/llgo/runtime/abi.StructField" = type { %"github.com/goplus/llgo/runtime/internal/runtime.String", ptr, i64, %"github.com/goplus/llgo/runtime/internal/runtime.String", i1 }
+
+@"github.com/goplus/llgo/cl/_testgo/reflectfn.init$guard" = global i1 false, align 1
+@0 = private unnamed_addr constant [4 x i8] c"demo", align 1
+@"_llgo_func$2_iS07vIlF2_rZqWB5eU0IvP_9HviM4MYZNkXZDvbac" = linkonce global ptr null, align 8
+@_llgo_Pointer = linkonce global ptr null, align 8
+@"github.com/goplus/llgo/cl/_testgo/reflectfn.struct$b7Su1hWaFih-M0M9hMk6nO_RD1K_GQu5WjIXQp6Q2e8" = linkonce global ptr null, align 8
+@1 = private unnamed_addr constant [2 x i8] c"$f", align 1
+@2 = private unnamed_addr constant [5 x i8] c"$data", align 1
+@3 = private unnamed_addr constant [43 x i8] c"github.com/goplus/llgo/cl/_testgo/reflectfn", align 1
+
+define void @"github.com/goplus/llgo/cl/_testgo/reflectfn.demo"() {
+_llgo_0:
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @0, i64 4 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  ret void
+}
+
+define void @"github.com/goplus/llgo/cl/_testgo/reflectfn.init"() {
+_llgo_0:
+  %0 = load i1, ptr @"github.com/goplus/llgo/cl/_testgo/reflectfn.init$guard", align 1
+  br i1 %0, label %_llgo_2, label %_llgo_1
+
+_llgo_1:                                          ; preds = %_llgo_0
+  store i1 true, ptr @"github.com/goplus/llgo/cl/_testgo/reflectfn.init$guard", align 1
+  call void @fmt.init()
+  call void @reflect.init()
+  call void @"github.com/goplus/llgo/cl/_testgo/reflectfn.init$after"()
+  br label %_llgo_2
+
+_llgo_2:                                          ; preds = %_llgo_1, %_llgo_0
+  ret void
+}
+
+define void @"github.com/goplus/llgo/cl/_testgo/reflectfn.main"() {
+_llgo_0:
+  %0 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64 8)
+  store i64 100, ptr %0, align 4
+  %1 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocU"(i64 8)
+  %2 = getelementptr inbounds { ptr }, ptr %1, i32 0, i32 0
+  store ptr %0, ptr %2, align 8
+  %3 = insertvalue { ptr, ptr } { ptr @"github.com/goplus/llgo/cl/_testgo/reflectfn.main$1", ptr undef }, ptr %1, 1
+  %4 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64 16)
+  %5 = getelementptr inbounds %"github.com/goplus/llgo/runtime/internal/runtime.eface", ptr %4, i64 0
+  %6 = load ptr, ptr @"_llgo_func$2_iS07vIlF2_rZqWB5eU0IvP_9HviM4MYZNkXZDvbac", align 8
+  %7 = load ptr, ptr @_llgo_Pointer, align 8
+  %8 = load ptr, ptr @"github.com/goplus/llgo/cl/_testgo/reflectfn.struct$b7Su1hWaFih-M0M9hMk6nO_RD1K_GQu5WjIXQp6Q2e8", align 8
+  %9 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocU"(i64 16)
+  store { ptr, ptr } %3, ptr %9, align 8
+  %10 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" undef, ptr %8, 0
+  %11 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" %10, ptr %9, 1
+  store %"github.com/goplus/llgo/runtime/internal/runtime.eface" %11, ptr %5, align 8
+  %12 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" undef, ptr %4, 0
+  %13 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %12, i64 1, 1
+  %14 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %13, i64 1, 2
+  %15 = call { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @fmt.Println(%"github.com/goplus/llgo/runtime/internal/runtime.Slice" %14)
+  %16 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64 16)
+  %17 = getelementptr inbounds %"github.com/goplus/llgo/runtime/internal/runtime.eface", ptr %16, i64 0
+  %18 = load ptr, ptr @"github.com/goplus/llgo/cl/_testgo/reflectfn.struct$b7Su1hWaFih-M0M9hMk6nO_RD1K_GQu5WjIXQp6Q2e8", align 8
+  %19 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocU"(i64 16)
+  store { ptr, ptr } { ptr @"__llgo_stub.github.com/goplus/llgo/cl/_testgo/reflectfn.demo", ptr null }, ptr %19, align 8
+  %20 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" undef, ptr %18, 0
+  %21 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" %20, ptr %19, 1
+  store %"github.com/goplus/llgo/runtime/internal/runtime.eface" %21, ptr %17, align 8
+  %22 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" undef, ptr %16, 0
+  %23 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %22, i64 1, 1
+  %24 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %23, i64 1, 2
+  %25 = call { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @fmt.Println(%"github.com/goplus/llgo/runtime/internal/runtime.Slice" %24)
+  %26 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64 16)
+  %27 = getelementptr inbounds %"github.com/goplus/llgo/runtime/internal/runtime.eface", ptr %26, i64 0
+  %28 = load ptr, ptr @"github.com/goplus/llgo/cl/_testgo/reflectfn.struct$b7Su1hWaFih-M0M9hMk6nO_RD1K_GQu5WjIXQp6Q2e8", align 8
+  %29 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocU"(i64 16)
+  store { ptr, ptr } { ptr @"__llgo_stub.github.com/goplus/llgo/cl/_testgo/reflectfn.demo", ptr null }, ptr %29, align 8
+  %30 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" undef, ptr %28, 0
+  %31 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" %30, ptr %29, 1
+  store %"github.com/goplus/llgo/runtime/internal/runtime.eface" %31, ptr %27, align 8
+  %32 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" undef, ptr %26, 0
+  %33 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %32, i64 1, 1
+  %34 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %33, i64 1, 2
+  %35 = call { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @fmt.Println(%"github.com/goplus/llgo/runtime/internal/runtime.Slice" %34)
+  %36 = load ptr, ptr @"github.com/goplus/llgo/cl/_testgo/reflectfn.struct$b7Su1hWaFih-M0M9hMk6nO_RD1K_GQu5WjIXQp6Q2e8", align 8
+  %37 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocU"(i64 16)
+  store { ptr, ptr } %3, ptr %37, align 8
+  %38 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" undef, ptr %36, 0
+  %39 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" %38, ptr %37, 1
+  %40 = call %reflect.Value @reflect.ValueOf(%"github.com/goplus/llgo/runtime/internal/runtime.eface" %39)
+  %41 = call ptr @reflect.Value.UnsafePointer(%reflect.Value %40)
+  %42 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64 16)
+  %43 = getelementptr inbounds %"github.com/goplus/llgo/runtime/internal/runtime.eface", ptr %42, i64 0
+  %44 = load ptr, ptr @_llgo_Pointer, align 8
+  %45 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" undef, ptr %44, 0
+  %46 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" %45, ptr %41, 1
+  store %"github.com/goplus/llgo/runtime/internal/runtime.eface" %46, ptr %43, align 8
+  %47 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" undef, ptr %42, 0
+  %48 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %47, i64 1, 1
+  %49 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %48, i64 1, 2
+  %50 = call { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @fmt.Println(%"github.com/goplus/llgo/runtime/internal/runtime.Slice" %49)
+  %51 = load ptr, ptr @"github.com/goplus/llgo/cl/_testgo/reflectfn.struct$b7Su1hWaFih-M0M9hMk6nO_RD1K_GQu5WjIXQp6Q2e8", align 8
+  %52 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocU"(i64 16)
+  store { ptr, ptr } { ptr @"__llgo_stub.github.com/goplus/llgo/cl/_testgo/reflectfn.demo", ptr null }, ptr %52, align 8
+  %53 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" undef, ptr %51, 0
+  %54 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" %53, ptr %52, 1
+  %55 = call %reflect.Value @reflect.ValueOf(%"github.com/goplus/llgo/runtime/internal/runtime.eface" %54)
+  %56 = call ptr @reflect.Value.UnsafePointer(%reflect.Value %55)
+  %57 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64 16)
+  %58 = getelementptr inbounds %"github.com/goplus/llgo/runtime/internal/runtime.eface", ptr %57, i64 0
+  %59 = load ptr, ptr @_llgo_Pointer, align 8
+  %60 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" undef, ptr %59, 0
+  %61 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" %60, ptr %56, 1
+  store %"github.com/goplus/llgo/runtime/internal/runtime.eface" %61, ptr %58, align 8
+  %62 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" undef, ptr %57, 0
+  %63 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %62, i64 1, 1
+  %64 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %63, i64 1, 2
+  %65 = call { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @fmt.Println(%"github.com/goplus/llgo/runtime/internal/runtime.Slice" %64)
+  %66 = load ptr, ptr @"github.com/goplus/llgo/cl/_testgo/reflectfn.struct$b7Su1hWaFih-M0M9hMk6nO_RD1K_GQu5WjIXQp6Q2e8", align 8
+  %67 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocU"(i64 16)
+  store { ptr, ptr } { ptr @"__llgo_stub.github.com/goplus/llgo/cl/_testgo/reflectfn.demo", ptr null }, ptr %67, align 8
+  %68 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" undef, ptr %66, 0
+  %69 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" %68, ptr %67, 1
+  %70 = call %reflect.Value @reflect.ValueOf(%"github.com/goplus/llgo/runtime/internal/runtime.eface" %69)
+  %71 = call ptr @reflect.Value.UnsafePointer(%reflect.Value %70)
+  %72 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64 16)
+  %73 = getelementptr inbounds %"github.com/goplus/llgo/runtime/internal/runtime.eface", ptr %72, i64 0
+  %74 = load ptr, ptr @_llgo_Pointer, align 8
+  %75 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" undef, ptr %74, 0
+  %76 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" %75, ptr %71, 1
+  store %"github.com/goplus/llgo/runtime/internal/runtime.eface" %76, ptr %73, align 8
+  %77 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" undef, ptr %72, 0
+  %78 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %77, i64 1, 1
+  %79 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %78, i64 1, 2
+  %80 = call { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @fmt.Println(%"github.com/goplus/llgo/runtime/internal/runtime.Slice" %79)
+  ret void
+}
+
+define void @"github.com/goplus/llgo/cl/_testgo/reflectfn.main$1"(ptr %0) {
+_llgo_0:
+  %1 = load { ptr }, ptr %0, align 8
+  %2 = extractvalue { ptr } %1, 0
+  %3 = load i64, ptr %2, align 4
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %3)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  ret void
+}
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String")
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8)
+
+declare void @fmt.init()
+
+declare void @reflect.init()
+
+declare ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64)
+
+declare ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocU"(i64)
+
+define void @"github.com/goplus/llgo/cl/_testgo/reflectfn.init$after"() {
+_llgo_0:
+  %0 = load ptr, ptr @"_llgo_func$2_iS07vIlF2_rZqWB5eU0IvP_9HviM4MYZNkXZDvbac", align 8
+  %1 = icmp eq ptr %0, null
+  br i1 %1, label %_llgo_1, label %_llgo_2
+
+_llgo_1:                                          ; preds = %_llgo_0
+  %2 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocU"(i64 0)
+  %3 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" undef, ptr %2, 0
+  %4 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %3, i64 0, 1
+  %5 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %4, i64 0, 2
+  %6 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocU"(i64 0)
+  %7 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" undef, ptr %6, 0
+  %8 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %7, i64 0, 1
+  %9 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %8, i64 0, 2
+  %10 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.Func"(%"github.com/goplus/llgo/runtime/internal/runtime.Slice" %5, %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %9, i1 false)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.SetDirectIface"(ptr %10)
+  store ptr %10, ptr @"_llgo_func$2_iS07vIlF2_rZqWB5eU0IvP_9HviM4MYZNkXZDvbac", align 8
+  br label %_llgo_2
+
+_llgo_2:                                          ; preds = %_llgo_1, %_llgo_0
+  %11 = load ptr, ptr @_llgo_Pointer, align 8
+  %12 = icmp eq ptr %11, null
+  br i1 %12, label %_llgo_3, label %_llgo_4
+
+_llgo_3:                                          ; preds = %_llgo_2
+  %13 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.Basic"(i64 58)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.SetDirectIface"(ptr %13)
+  store ptr %13, ptr @_llgo_Pointer, align 8
+  br label %_llgo_4
+
+_llgo_4:                                          ; preds = %_llgo_3, %_llgo_2
+  %14 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocU"(i64 0)
+  %15 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" undef, ptr %14, 0
+  %16 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %15, i64 0, 1
+  %17 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %16, i64 0, 2
+  %18 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocU"(i64 0)
+  %19 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" undef, ptr %18, 0
+  %20 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %19, i64 0, 1
+  %21 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %20, i64 0, 2
+  %22 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.Func"(%"github.com/goplus/llgo/runtime/internal/runtime.Slice" %17, %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %21, i1 false)
+  %23 = call %"github.com/goplus/llgo/runtime/abi.StructField" @"github.com/goplus/llgo/runtime/internal/runtime.StructField"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @1, i64 2 }, ptr %22, i64 0, %"github.com/goplus/llgo/runtime/internal/runtime.String" zeroinitializer, i1 false)
+  %24 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.Basic"(i64 58)
+  %25 = call %"github.com/goplus/llgo/runtime/abi.StructField" @"github.com/goplus/llgo/runtime/internal/runtime.StructField"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @2, i64 5 }, ptr %24, i64 8, %"github.com/goplus/llgo/runtime/internal/runtime.String" zeroinitializer, i1 false)
+  %26 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocU"(i64 112)
+  %27 = getelementptr %"github.com/goplus/llgo/runtime/abi.StructField", ptr %26, i64 0
+  store %"github.com/goplus/llgo/runtime/abi.StructField" %23, ptr %27, align 8
+  %28 = getelementptr %"github.com/goplus/llgo/runtime/abi.StructField", ptr %26, i64 1
+  store %"github.com/goplus/llgo/runtime/abi.StructField" %25, ptr %28, align 8
+  %29 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" undef, ptr %26, 0
+  %30 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %29, i64 2, 1
+  %31 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %30, i64 2, 2
+  %32 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.Struct"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @3, i64 43 }, i64 16, %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %31)
+  store ptr %32, ptr @"github.com/goplus/llgo/cl/_testgo/reflectfn.struct$b7Su1hWaFih-M0M9hMk6nO_RD1K_GQu5WjIXQp6Q2e8", align 8
+  ret void
+}
+
+declare ptr @"github.com/goplus/llgo/runtime/internal/runtime.Func"(%"github.com/goplus/llgo/runtime/internal/runtime.Slice", %"github.com/goplus/llgo/runtime/internal/runtime.Slice", i1)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.SetDirectIface"(ptr)
+
+declare ptr @"github.com/goplus/llgo/runtime/internal/runtime.Basic"(i64)
+
+declare ptr @"github.com/goplus/llgo/runtime/internal/runtime.Struct"(%"github.com/goplus/llgo/runtime/internal/runtime.String", i64, %"github.com/goplus/llgo/runtime/internal/runtime.Slice")
+
+declare %"github.com/goplus/llgo/runtime/abi.StructField" @"github.com/goplus/llgo/runtime/internal/runtime.StructField"(%"github.com/goplus/llgo/runtime/internal/runtime.String", ptr, i64, %"github.com/goplus/llgo/runtime/internal/runtime.String", i1)
+
+declare { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @fmt.Println(%"github.com/goplus/llgo/runtime/internal/runtime.Slice")
+
+define linkonce void @"__llgo_stub.github.com/goplus/llgo/cl/_testgo/reflectfn.demo"(ptr %0) {
+_llgo_0:
+  tail call void @"github.com/goplus/llgo/cl/_testgo/reflectfn.demo"()
+  ret void
+}
+
+declare %reflect.Value @reflect.ValueOf(%"github.com/goplus/llgo/runtime/internal/runtime.eface")
+
+declare ptr @reflect.Value.UnsafePointer(%reflect.Value)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64)

runtime/internal/lib/reflect/value.go

@@ -124,6 +124,9 @@ func (v Value) typ() *abi.Type {
 // v.Kind() must be Pointer, Map, Chan, Func, or UnsafePointer
 // if v.Kind() == Pointer, the base type must not be not-in-heap.
 func (v Value) pointer() unsafe.Pointer {
+	if v.typ_.IsClosure() {
+		return v.ptr
+	}
 	if v.typ().Size() != goarch.PtrSize || !v.typ().Pointers() {
 		panic("can't call pointer on a non-pointer Value")
 	}

runtime/internal/runtime/z_type.go

@@ -72,13 +72,13 @@ func Basic(_kind Kind) *Type {
 	kind := _kind & abi.KindMask
 	if tyBasic[kind] == nil {
 		name, size, align := basicTypeInfo(kind)
-		var bytes uintptr
+		var ptrBytes uintptr
-		if kind == abi.String {
+		if kind == abi.String || kind == abi.UnsafePointer {
-			bytes = pointerSize
+			ptrBytes = pointerSize
 		}
 		tyBasic[kind] = &Type{
 			Size_:       size,
-			PtrBytes:    bytes,
+			PtrBytes:    ptrBytes,
 			Hash:        uint32(kind),
 			Align_:      uint8(align),
 			FieldAlign_: uint8(align),