Adding upstream version 1.21.8.upstream/1.21.8

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 35 insertions, 0 deletions

diff --git a/test/fixedbugs/issue30908.dir/b.go b/test/fixedbugs/issue30908.dir/b.go
new file mode 100644
index 0000000..2f54398
--- /dev/null
+++ b/test/fixedbugs/issue30908.dir/b.go
@@ -0,0 +1,35 @@
+// 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 (
+	"io/ioutil"
+
+	"./a"
+)
+
+var G int
+
+// An inlinable function. To trigger the bug in question this needs
+// to be inlined here within the package and also inlined into some
+// other package that imports it.
+func ReadValues(data []byte) (vals map[string]interface{}, err error) {
+	err = a.Unmarshal(data, &vals)
+	if len(vals) == 0 {
+		vals = map[string]interface{}{}
+	}
+	return
+}
+
+// A local call to the function above, which triggers the "move to heap"
+// of the output param.
+func CallReadValues(filename string) (map[string]interface{}, error) {
+	defer func() { G++ }()
+	data, err := ioutil.ReadFile(filename)
+	if err != nil {
+		return map[string]interface{}{}, err
+	}
+	return ReadValues(data)
+}