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-rw-r--r--test/fixedbugs/issue47185.dir/bad/bad.go72
-rw-r--r--test/fixedbugs/issue47185.dir/main.go28
2 files changed, 100 insertions, 0 deletions
diff --git a/test/fixedbugs/issue47185.dir/bad/bad.go b/test/fixedbugs/issue47185.dir/bad/bad.go
new file mode 100644
index 0000000..1aa4fbb
--- /dev/null
+++ b/test/fixedbugs/issue47185.dir/bad/bad.go
@@ -0,0 +1,72 @@
+// 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.
+
+package a
+
+// Note that the use of CGO here is solely to trigger external
+// linking, since that is required to trigger that bad behavior
+// in this bug.
+
+// #include <stdlib.h>
+import "C"
+
+func Bad() {
+ m := make(map[int64]A)
+ a := m[0]
+ if len(a.B.C1.D2.E2.F1) != 0 ||
+ len(a.B.C1.D2.E2.F2) != 0 ||
+ len(a.B.C1.D2.E2.F3) != 0 ||
+ len(a.B.C1.D2.E2.F4) != 0 ||
+ len(a.B.C1.D2.E2.F5) != 0 ||
+ len(a.B.C1.D2.E2.F6) != 0 ||
+ len(a.B.C1.D2.E2.F7) != 0 ||
+ len(a.B.C1.D2.E2.F8) != 0 ||
+ len(a.B.C1.D2.E2.F9) != 0 ||
+ len(a.B.C1.D2.E2.F10) != 0 ||
+ len(a.B.C1.D2.E2.F11) != 0 ||
+ len(a.B.C1.D2.E2.F16) != 0 {
+ panic("bad")
+ }
+ C.malloc(100)
+}
+
+type A struct {
+ B
+}
+
+type B struct {
+ C1 C
+ C2 C
+}
+
+type C struct {
+ D1 D
+ D2 D
+}
+
+type D struct {
+ E1 E
+ E2 E
+ E3 E
+ E4 E
+}
+
+type E struct {
+ F1 string
+ F2 string
+ F3 string
+ F4 string
+ F5 string
+ F6 string
+ F7 string
+ F8 string
+ F9 string
+ F10 string
+ F11 string
+ F12 string
+ F13 string
+ F14 string
+ F15 string
+ F16 string
+}
diff --git a/test/fixedbugs/issue47185.dir/main.go b/test/fixedbugs/issue47185.dir/main.go
new file mode 100644
index 0000000..7b46e55
--- /dev/null
+++ b/test/fixedbugs/issue47185.dir/main.go
@@ -0,0 +1,28 @@
+// 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.
+
+package main
+
+import (
+ bad "issue47185.dir/bad"
+)
+
+func main() {
+ another()
+ bad.Bad()
+}
+
+func another() L {
+ m := make(map[string]L)
+ return m[""]
+}
+
+type L struct {
+ A Data
+ B Data
+}
+
+type Data struct {
+ F1 [22][]string
+}