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