test: add new test for gccgo compilation problem

New test for issue 30659 (compilation error due to bad
export data).

Updates #30659.

Change-Id: I2541ee3c379e5b22033fea66bb4ebaf720cc5e1f
Reviewed-on: https://go-review.googlesource.com/c/go/+/166917
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>

diff --git a/test/fixedbugs/issue30659.dir/a.go b/test/fixedbugs/issue30659.dir/a.go
new file mode 100644 (file)
index 0000000..3837e02
--- /dev/null
+++ b/test/fixedbugs/issue30659.dir/a.go
@@ -0,0 +1,19 @@
+// 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 I interface {
+       I2
+}
+type I2 interface {
+       M()
+}
+type S struct{}
+
+func (*S) M() {}
+
+func New() I {
+       return &S{}
+}

diff --git a/test/fixedbugs/issue30659.dir/b.go b/test/fixedbugs/issue30659.dir/b.go
new file mode 100644 (file)
index 0000000..272e520
--- /dev/null
+++ b/test/fixedbugs/issue30659.dir/b.go
@@ -0,0 +1,13 @@
+// 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 B(p1 a.I, p2 a.I2) int {
+       return 42
+}

diff --git a/test/fixedbugs/issue30659.go b/test/fixedbugs/issue30659.go
new file mode 100644 (file)
index 0000000..973ae1d
--- /dev/null
+++ b/test/fixedbugs/issue30659.go
@@ -0,0 +1,7 @@
+// compiledir
+
+// 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 ignored