+++ /dev/null
-// Copyright 2020 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.
-
-package unreachable
-
-// This file produces masses of errors from the type checker due to
-// missing returns statements and other things.
-
-type T int
-
-var x interface{}
-var c chan int
-
-func external() int // ok
-
-func _() int {
-}
-
-func _() int {
- print(1)
-}
-
-func _() int {
- print(1)
- return 2
- println() // want "unreachable code"
-}
-
-func _() int {
-L:
- print(1)
- goto L
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- panic(2)
- println() // want "unreachable code"
-}
-
-// but only builtin panic
-func _() int {
- var panic = func(int) {}
- print(1)
- panic(2)
- println() // ok
-}
-
-func _() int {
- {
- print(1)
- return 2
- println() // want "unreachable code"
- }
- println() // ok
-}
-
-func _() int {
- {
- print(1)
- return 2
- }
- println() // want "unreachable code"
-}
-
-func _() int {
-L:
- {
- print(1)
- goto L
- println() // want "unreachable code"
- }
- println() // ok
-}
-
-func _() int {
-L:
- {
- print(1)
- goto L
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- {
- panic(2)
- }
-}
-
-func _() int {
- print(1)
- {
- panic(2)
- println() // want "unreachable code"
- }
-}
-
-func _() int {
- print(1)
- {
- panic(2)
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- return 2
- { // want "unreachable code"
- }
-}
-
-func _() int {
-L:
- print(1)
- goto L
- { // want "unreachable code"
- }
-}
-
-func _() int {
- print(1)
- panic(2)
- { // want "unreachable code"
- }
-}
-
-func _() int {
- {
- print(1)
- return 2
- { // want "unreachable code"
- }
- }
-}
-
-func _() int {
-L:
- {
- print(1)
- goto L
- { // want "unreachable code"
- }
- }
-}
-
-func _() int {
- print(1)
- {
- panic(2)
- { // want "unreachable code"
- }
- }
-}
-
-func _() int {
- {
- print(1)
- return 2
- }
- { // want "unreachable code"
- }
-}
-
-func _() int {
-L:
- {
- print(1)
- goto L
- }
- { // want "unreachable code"
- }
-}
-
-func _() int {
- print(1)
- {
- panic(2)
- }
- { // want "unreachable code"
- }
-}
-
-func _() int {
- print(1)
- if x == nil {
- panic(2)
- } else {
- panic(3)
- }
- println() // want "unreachable code"
-}
-
-func _() int {
-L:
- print(1)
- if x == nil {
- panic(2)
- } else {
- goto L
- }
- println() // want "unreachable code"
-}
-
-func _() int {
-L:
- print(1)
- if x == nil {
- panic(2)
- } else if x == 1 {
- return 0
- } else if x != 2 {
- panic(3)
- } else {
- goto L
- }
- println() // want "unreachable code"
-}
-
-// if-else chain missing final else is not okay, even if the
-// conditions cover every possible case.
-
-func _() int {
- print(1)
- if x == nil {
- panic(2)
- } else if x != nil {
- panic(3)
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- if x == nil {
- panic(2)
- }
- println() // ok
-}
-
-func _() int {
-L:
- print(1)
- if x == nil {
- panic(2)
- } else if x == 1 {
- return 0
- } else if x != 1 {
- panic(3)
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- for {
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- for {
- for {
- break
- }
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- for {
- for {
- break
- println() // want "unreachable code"
- }
- }
-}
-
-func _() int {
- for {
- for {
- continue
- println() // want "unreachable code"
- }
- }
-}
-
-func _() int {
- for {
- L:
- for {
- break L
- }
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- for {
- break
- }
- println() // ok
-}
-
-func _() int {
- for {
- for {
- }
- break // want "unreachable code"
- }
- println() // ok
-}
-
-func _() int {
-L:
- for {
- for {
- break L
- }
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- for x == nil {
- }
- println() // ok
-}
-
-func _() int {
- for x == nil {
- for {
- break
- }
- }
- println() // ok
-}
-
-func _() int {
- for x == nil {
- L:
- for {
- break L
- }
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- for true {
- }
- println() // ok
-}
-
-func _() int {
- for true {
- for {
- break
- }
- }
- println() // ok
-}
-
-func _() int {
- for true {
- L:
- for {
- break L
- }
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- select {}
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- println() // want "unreachable code"
- }
-}
-
-func _() int {
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- select {
- case <-c:
- print(2)
- for {
- }
- println() // want "unreachable code"
- }
-}
-
-func _() int {
- print(1)
- select {
- case <-c:
- print(2)
- for {
- }
- }
- println() // want "unreachable code"
-}
-
-func _() int {
-L:
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- println() // want "unreachable code"
- case c <- 1:
- print(2)
- goto L
- println() // want "unreachable code"
- }
-}
-
-func _() int {
-L:
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- case c <- 1:
- print(2)
- goto L
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- println() // want "unreachable code"
- default:
- select {}
- println() // want "unreachable code"
- }
-}
-
-func _() int {
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- default:
- select {}
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- select {
- case <-c:
- print(2)
- }
- println() // ok
-}
-
-func _() int {
-L:
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- goto L // want "unreachable code"
- case c <- 1:
- print(2)
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- default:
- print(2)
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- select {
- default:
- break
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- break // want "unreachable code"
- }
- println() // ok
-}
-
-func _() int {
- print(1)
-L:
- select {
- case <-c:
- print(2)
- for {
- break L
- }
- }
- println() // ok
-}
-
-func _() int {
- print(1)
-L:
- select {
- case <-c:
- print(2)
- panic("abc")
- case c <- 1:
- print(2)
- break L
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- select {
- case <-c:
- print(1)
- panic("abc")
- default:
- select {}
- break // want "unreachable code"
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- switch x {
- case 1:
- print(2)
- panic(3)
- println() // want "unreachable code"
- default:
- return 4
- println() // want "unreachable code"
- }
-}
-
-func _() int {
- print(1)
- switch x {
- case 1:
- print(2)
- panic(3)
- default:
- return 4
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- switch x {
- default:
- return 4
- println() // want "unreachable code"
- case 1:
- print(2)
- panic(3)
- println() // want "unreachable code"
- }
-}
-
-func _() int {
- print(1)
- switch x {
- default:
- return 4
- case 1:
- print(2)
- panic(3)
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- switch x {
- case 1:
- print(2)
- fallthrough
- default:
- return 4
- println() // want "unreachable code"
- }
-}
-
-func _() int {
- print(1)
- switch x {
- case 1:
- print(2)
- fallthrough
- default:
- return 4
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- switch {
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- switch x {
- case 1:
- print(2)
- panic(3)
- case 2:
- return 4
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- switch x {
- case 2:
- return 4
- case 1:
- print(2)
- panic(3)
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- switch x {
- case 1:
- print(2)
- fallthrough
- case 2:
- return 4
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- switch x {
- case 1:
- print(2)
- panic(3)
- }
- println() // ok
-}
-
-func _() int {
- print(1)
-L:
- switch x {
- case 1:
- print(2)
- panic(3)
- break L // want "unreachable code"
- default:
- return 4
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- switch x {
- default:
- return 4
- break // want "unreachable code"
- case 1:
- print(2)
- panic(3)
- }
- println() // ok
-}
-
-func _() int {
- print(1)
-L:
- switch x {
- case 1:
- print(2)
- for {
- break L
- }
- default:
- return 4
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- panic(3)
- println() // want "unreachable code"
- default:
- return 4
- println() // want "unreachable code"
- }
-}
-
-func _() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- panic(3)
- default:
- return 4
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- switch x.(type) {
- default:
- return 4
- println() // want "unreachable code"
- case int:
- print(2)
- panic(3)
- println() // want "unreachable code"
- }
-}
-
-func _() int {
- print(1)
- switch x.(type) {
- default:
- return 4
- case int:
- print(2)
- panic(3)
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- fallthrough
- default:
- return 4
- println() // want "unreachable code"
- }
-}
-
-func _() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- fallthrough
- default:
- return 4
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- print(1)
- switch {
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- panic(3)
- case float64:
- return 4
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- switch x.(type) {
- case float64:
- return 4
- case int:
- print(2)
- panic(3)
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- fallthrough
- case float64:
- return 4
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- panic(3)
- }
- println() // ok
-}
-
-func _() int {
- print(1)
-L:
- switch x.(type) {
- case int:
- print(2)
- panic(3)
- break L // want "unreachable code"
- default:
- return 4
- }
- println() // ok
-}
-
-func _() int {
- print(1)
- switch x.(type) {
- default:
- return 4
- break // want "unreachable code"
- case int:
- print(2)
- panic(3)
- }
- println() // ok
-}
-
-func _() int {
- print(1)
-L:
- switch x.(type) {
- case int:
- print(2)
- for {
- break L
- }
- default:
- return 4
- }
- println() // ok
-}
-
-// again, but without the leading print(1).
-// testing that everything works when the terminating statement is first.
-
-func _() int {
- println() // ok
-}
-
-func _() int {
- return 2
- println() // want "unreachable code"
-}
-
-func _() int {
-L:
- goto L
- println() // want "unreachable code"
-}
-
-func _() int {
- panic(2)
- println() // want "unreachable code"
-}
-
-// but only builtin panic
-func _() int {
- var panic = func(int) {}
- panic(2)
- println() // ok
-}
-
-func _() int {
- {
- return 2
- println() // want "unreachable code"
- }
-}
-
-func _() int {
- {
- return 2
- }
- println() // want "unreachable code"
-}
-
-func _() int {
-L:
- {
- goto L
- println() // want "unreachable code"
- }
-}
-
-func _() int {
-L:
- {
- goto L
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- {
- panic(2)
- println() // want "unreachable code"
- }
-}
-
-func _() int {
- {
- panic(2)
- }
- println() // want "unreachable code"
-}
-
-func _() int {
- return 2
- { // want "unreachable code"
- }
- println() // ok
-}
-
-func _() int {
-L:
- goto L
- { // want "unreachable code"
- }
- println() // ok
-}
-
-func _() int {
- panic(2)
- { // want "unreachable code"
- }
- println() // ok
-}
-
-func _() int {
- {
- return 2
- { // want "unreachable code"
- }
- }
- println() // ok
-}
-
-func _() int {
-L:
- {
- goto L
- { // want "unreachable code"
- }
- }
- println() // ok
-}
-
-func _() int {
- {
- panic(2)
- { // want "unreachable code"
- }
- }
- println() // ok
-}
-
-func _() int {
- {
- return 2
- }
- { // want "unreachable code"
- }
- println() // ok
-}
-
-func _() int {
-L:
- {
- goto L
- }
- { // want "unreachable code"
- }
- println() // ok
-}
-
-func _() int {
- {
- panic(2)
- }
- { // want "unreachable code"
- }
- println() // ok
-}
-
-// again, with func literals
-
-var _ = func() int {
-}
-
-var _ = func() int {
- print(1)
-}
-
-var _ = func() int {
- print(1)
- return 2
- println() // want "unreachable code"
-}
-
-var _ = func() int {
-L:
- print(1)
- goto L
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- panic(2)
- println() // want "unreachable code"
-}
-
-// but only builtin panic
-var _ = func() int {
- var panic = func(int) {}
- print(1)
- panic(2)
- println() // ok
-}
-
-var _ = func() int {
- {
- print(1)
- return 2
- println() // want "unreachable code"
- }
- println() // ok
-}
-
-var _ = func() int {
- {
- print(1)
- return 2
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
-L:
- {
- print(1)
- goto L
- println() // want "unreachable code"
- }
- println() // ok
-}
-
-var _ = func() int {
-L:
- {
- print(1)
- goto L
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- {
- panic(2)
- }
-}
-
-var _ = func() int {
- print(1)
- {
- panic(2)
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
- print(1)
- {
- panic(2)
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- return 2
- { // want "unreachable code"
- }
-}
-
-var _ = func() int {
-L:
- print(1)
- goto L
- { // want "unreachable code"
- }
-}
-
-var _ = func() int {
- print(1)
- panic(2)
- { // want "unreachable code"
- }
-}
-
-var _ = func() int {
- {
- print(1)
- return 2
- { // want "unreachable code"
- }
- }
-}
-
-var _ = func() int {
-L:
- {
- print(1)
- goto L
- { // want "unreachable code"
- }
- }
-}
-
-var _ = func() int {
- print(1)
- {
- panic(2)
- { // want "unreachable code"
- }
- }
-}
-
-var _ = func() int {
- {
- print(1)
- return 2
- }
- { // want "unreachable code"
- }
-}
-
-var _ = func() int {
-L:
- {
- print(1)
- goto L
- }
- { // want "unreachable code"
- }
-}
-
-var _ = func() int {
- print(1)
- {
- panic(2)
- }
- { // want "unreachable code"
- }
-}
-
-var _ = func() int {
- print(1)
- if x == nil {
- panic(2)
- } else {
- panic(3)
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
-L:
- print(1)
- if x == nil {
- panic(2)
- } else {
- goto L
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
-L:
- print(1)
- if x == nil {
- panic(2)
- } else if x == 1 {
- return 0
- } else if x != 2 {
- panic(3)
- } else {
- goto L
- }
- println() // want "unreachable code"
-}
-
-// if-else chain missing final else is not okay, even if the
-// conditions cover every possible case.
-
-var _ = func() int {
- print(1)
- if x == nil {
- panic(2)
- } else if x != nil {
- panic(3)
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- if x == nil {
- panic(2)
- }
- println() // ok
-}
-
-var _ = func() int {
-L:
- print(1)
- if x == nil {
- panic(2)
- } else if x == 1 {
- return 0
- } else if x != 1 {
- panic(3)
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- for {
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- for {
- for {
- break
- }
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- for {
- for {
- break
- println() // want "unreachable code"
- }
- }
-}
-
-var _ = func() int {
- for {
- for {
- continue
- println() // want "unreachable code"
- }
- }
-}
-
-var _ = func() int {
- for {
- L:
- for {
- break L
- }
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- for {
- break
- }
- println() // ok
-}
-
-var _ = func() int {
- for {
- for {
- }
- break // want "unreachable code"
- }
- println() // ok
-}
-
-var _ = func() int {
-L:
- for {
- for {
- break L
- }
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- for x == nil {
- }
- println() // ok
-}
-
-var _ = func() int {
- for x == nil {
- for {
- break
- }
- }
- println() // ok
-}
-
-var _ = func() int {
- for x == nil {
- L:
- for {
- break L
- }
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- for true {
- }
- println() // ok
-}
-
-var _ = func() int {
- for true {
- for {
- break
- }
- }
- println() // ok
-}
-
-var _ = func() int {
- for true {
- L:
- for {
- break L
- }
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- select {}
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- select {
- case <-c:
- print(2)
- for {
- }
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
- print(1)
- select {
- case <-c:
- print(2)
- for {
- }
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
-L:
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- println() // want "unreachable code"
- case c <- 1:
- print(2)
- goto L
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
-L:
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- case c <- 1:
- print(2)
- goto L
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- println() // want "unreachable code"
- default:
- select {}
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- default:
- select {}
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- select {
- case <-c:
- print(2)
- }
- println() // ok
-}
-
-var _ = func() int {
-L:
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- goto L // want "unreachable code"
- case c <- 1:
- print(2)
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- default:
- print(2)
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- select {
- default:
- break
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- select {
- case <-c:
- print(2)
- panic("abc")
- break // want "unreachable code"
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
-L:
- select {
- case <-c:
- print(2)
- for {
- break L
- }
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
-L:
- select {
- case <-c:
- print(2)
- panic("abc")
- case c <- 1:
- print(2)
- break L
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- select {
- case <-c:
- print(1)
- panic("abc")
- default:
- select {}
- break // want "unreachable code"
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- switch x {
- case 1:
- print(2)
- panic(3)
- println() // want "unreachable code"
- default:
- return 4
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
- print(1)
- switch x {
- case 1:
- print(2)
- panic(3)
- default:
- return 4
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- switch x {
- default:
- return 4
- println() // want "unreachable code"
- case 1:
- print(2)
- panic(3)
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
- print(1)
- switch x {
- default:
- return 4
- case 1:
- print(2)
- panic(3)
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- switch x {
- case 1:
- print(2)
- fallthrough
- default:
- return 4
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
- print(1)
- switch x {
- case 1:
- print(2)
- fallthrough
- default:
- return 4
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- switch {
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- switch x {
- case 1:
- print(2)
- panic(3)
- case 2:
- return 4
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- switch x {
- case 2:
- return 4
- case 1:
- print(2)
- panic(3)
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- switch x {
- case 1:
- print(2)
- fallthrough
- case 2:
- return 4
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- switch x {
- case 1:
- print(2)
- panic(3)
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
-L:
- switch x {
- case 1:
- print(2)
- panic(3)
- break L // want "unreachable code"
- default:
- return 4
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- switch x {
- default:
- return 4
- break // want "unreachable code"
- case 1:
- print(2)
- panic(3)
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
-L:
- switch x {
- case 1:
- print(2)
- for {
- break L
- }
- default:
- return 4
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- panic(3)
- println() // want "unreachable code"
- default:
- return 4
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- panic(3)
- default:
- return 4
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- switch x.(type) {
- default:
- return 4
- println() // want "unreachable code"
- case int:
- print(2)
- panic(3)
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
- print(1)
- switch x.(type) {
- default:
- return 4
- case int:
- print(2)
- panic(3)
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- fallthrough
- default:
- return 4
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- fallthrough
- default:
- return 4
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- print(1)
- switch {
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- panic(3)
- case float64:
- return 4
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- switch x.(type) {
- case float64:
- return 4
- case int:
- print(2)
- panic(3)
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- fallthrough
- case float64:
- return 4
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- switch x.(type) {
- case int:
- print(2)
- panic(3)
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
-L:
- switch x.(type) {
- case int:
- print(2)
- panic(3)
- break L // want "unreachable code"
- default:
- return 4
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
- switch x.(type) {
- default:
- return 4
- break // want "unreachable code"
- case int:
- print(2)
- panic(3)
- }
- println() // ok
-}
-
-var _ = func() int {
- print(1)
-L:
- switch x.(type) {
- case int:
- print(2)
- for {
- break L
- }
- default:
- return 4
- }
- println() // ok
-}
-
-// again, but without the leading print(1).
-// testing that everything works when the terminating statement is first.
-
-var _ = func() int {
- println() // ok
-}
-
-var _ = func() int {
- return 2
- println() // want "unreachable code"
-}
-
-var _ = func() int {
-L:
- goto L
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- panic(2)
- println() // want "unreachable code"
-}
-
-// but only builtin panic
-var _ = func() int {
- var panic = func(int) {}
- panic(2)
- println() // ok
-}
-
-var _ = func() int {
- {
- return 2
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
- {
- return 2
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
-L:
- {
- goto L
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
-L:
- {
- goto L
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- {
- panic(2)
- println() // want "unreachable code"
- }
-}
-
-var _ = func() int {
- {
- panic(2)
- }
- println() // want "unreachable code"
-}
-
-var _ = func() int {
- return 2
- { // want "unreachable code"
- }
- println() // ok
-}
-
-var _ = func() int {
-L:
- goto L
- { // want "unreachable code"
- }
- println() // ok
-}
-
-var _ = func() int {
- panic(2)
- { // want "unreachable code"
- }
- println() // ok
-}
-
-var _ = func() int {
- {
- return 2
- { // want "unreachable code"
- }
- }
- println() // ok
-}
-
-var _ = func() int {
-L:
- {
- goto L
- { // want "unreachable code"
- }
- }
- println() // ok
-}
-
-var _ = func() int {
- {
- panic(2)
- { // want "unreachable code"
- }
- }
- println() // ok
-}
-
-var _ = func() int {
- {
- return 2
- }
- { // want "unreachable code"
- }
- println() // ok
-}
-
-var _ = func() int {
-L:
- {
- goto L
- }
- { // want "unreachable code"
- }
- println() // ok
-}
-
-var _ = func() int {
- {
- panic(2)
- }
- { // want "unreachable code"
- }
- println() // ok
-}
-
-var _ = func() {
- // goto without label used to panic
- goto
-}
-
-func _() int {
- // Empty switch tag with non-bool case value used to panic.
- switch {
- case 1:
- println()
- }
- println()
-}
projects / dotfiles / .git / blobdiff