Commit 1c1e5170 authored by Cherry Zhang's avatar Cherry Zhang

test: add a test for gccgo bug #32901

This CL adds a test for gccgo bug #32901: not all the type
descriptors are registered and thus deduplicated with types
created by reflection. It needs a few levels of indirect imports
to trigger this bug.

Updates #32901.

Change-Id: Idbd89bedd63fea746769f2687f3f31c9767e5ec0
Reviewed-on: https://go-review.googlesource.com/c/go/+/184718Reviewed-by: default avatarIan Lance Taylor <iant@golang.org>
parent e2fdce9f
// Copyright 2019 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 a
type T struct { x int }
func F() interface{} {
return [2]T{}
}
func P() interface{} {
return &[2]T{}
}
// Copyright 2019 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 b
import "./a"
func F() interface{} {
return a.F()
}
func P() interface{} {
return a.P()
}
// Copyright 2019 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 c
import "./b"
func F() interface{} {
go func(){}() // make it non-inlineable
return b.F()
}
func P() interface{} {
go func(){}() // make it non-inlineable
return b.P()
}
// Copyright 2019 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 main
import "./c"
import "reflect"
func main() {
x := c.F()
p := c.P()
t := reflect.PtrTo(reflect.TypeOf(x))
tp := reflect.TypeOf(p)
if t != tp {
panic("FAIL")
}
}
// rundir
// Copyright 2019 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.
// Issue 32901: type descriptor equality bug in gccgo.
package ignored
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