blob: 58c88d573f20c3a6ca7c4f7df02dc0e165fda334 [file] [log] [blame]
// compile
// Copyright 2021 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.
// This test case caused a panic in the compiler's DWARF gen code.
// Note to future maintainers of this code:
// ** Do NOT run gofmt when editing this file **
// In order for the buggy behavior to be triggered in the compiler,
// we need to have a the function of interest all on one gigantic line.
package a
type O interface{}
type IO int
type OS int
type A struct {
x int
// original versions of the two function
func (p *A) UO(o O) {
p.r(o, o)
func (p *A) r(o1, o2 O) {
switch x := o1.(type) {
case *IO:
p.x = int(*x)
case *OS:
p.x = int(*x + 2)
// see note above about the importance of all this code winding up on one line.
var myverylongname0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789 int ; func (p *A) UO2(o O) { p.r2(o, o); }; func (p *A) r2(o1, o2 O) { switch x := o1.(type) { case *IO: p.x = int(*x); case *OS: p.x = int(*x + 2); } }