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https://github.com/golang/go
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42 lines
791 B
Go
42 lines
791 B
Go
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// run
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// Copyright 2017 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// The compiler was panicking on the wrong line number, where
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// the panic was occurring in an inlined call.
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package main
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import (
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"runtime/debug"
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"strings"
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)
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type Wrapper struct {
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a []int
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}
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func (w Wrapper) Get(i int) int {
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return w.a[i]
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}
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func main() {
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defer func() {
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e := recover()
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if e == nil {
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panic("bounds check didn't fail")
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}
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stk := string(debug.Stack())
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if !strings.Contains(stk, "issue22083.go:40") {
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panic("wrong stack trace: " + stk)
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}
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}()
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foo := Wrapper{a: []int{0, 1, 2}}
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_ = foo.Get(0)
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_ = foo.Get(1)
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_ = foo.Get(2)
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_ = foo.Get(3) // stack trace should mention this line
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}
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