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Current Path: /opt/golang/1.22.0/src/reflect

📁 ..
📄 abi.go(15.02 KB)
📄 abi_test.go(26.39 KB)
📄 all_test.go(214.57 KB)
📄 arena.go(570 B)
📄 asm_386.s(1.07 KB)
📄 asm_amd64.s(2.76 KB)
📄 asm_arm.s(1.13 KB)
📄 asm_arm64.s(2.77 KB)
📄 asm_loong64.s(2.87 KB)
📄 asm_mips64x.s(1.16 KB)
📄 asm_mipsx.s(1.16 KB)
📄 asm_ppc64x.s(3.31 KB)
📄 asm_riscv64.s(2.58 KB)
📄 asm_s390x.s(1.1 KB)
📄 asm_wasm.s(1.15 KB)
📄 benchmark_test.go(8.82 KB)
📄 deepequal.go(7.42 KB)
📄 example_test.go(4.53 KB)
📄 export_test.go(3.73 KB)
📄 float32reg_generic.go(681 B)
📄 float32reg_ppc64x.s(838 B)
📄 float32reg_riscv64.s(794 B)
📁 internal
📄 makefunc.go(5.91 KB)
📄 nih_test.go(1004 B)
📄 set_test.go(5.71 KB)
📄 stubs_ppc64x.go(292 B)
📄 stubs_riscv64.go(263 B)
📄 swapper.go(2 KB)
📄 tostring_test.go(2.14 KB)
📄 type.go(80.47 KB)
📄 type_test.go(1.26 KB)
📄 value.go(118.95 KB)
📄 visiblefields.go(2.97 KB)
📄 visiblefields_test.go(5.27 KB)

Editing: nih_test.go

// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build cgo

package reflect_test

import (
	. "reflect"
	"runtime/cgo"
	"testing"
	"unsafe"
)

type nih struct {
	_ cgo.Incomplete
	x int
}

var global_nih = nih{x: 7}

func TestNotInHeapDeref(t *testing.T) {
	// See issue 48399.
	v := ValueOf((*nih)(nil))
	v.Elem()
	shouldPanic("reflect: call of reflect.Value.Field on zero Value", func() { v.Elem().Field(0) })

v = ValueOf(&global_nih)
	if got := v.Elem().Field(1).Int(); got != 7 {
		t.Fatalf("got %d, want 7", got)
	}

v = ValueOf((*nih)(unsafe.Pointer(new(int))))
	shouldPanic("reflect: reflect.Value.Elem on an invalid notinheap pointer", func() { v.Elem() })
	shouldPanic("reflect: reflect.Value.Pointer on an invalid notinheap pointer", func() { v.Pointer() })
	shouldPanic("reflect: reflect.Value.UnsafePointer on an invalid notinheap pointer", func() { v.UnsafePointer() })
}

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Editing: nih_test.go

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