Adding upstream version 1.21.8.upstream/1.21.8

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

1 files changed, 57 insertions, 0 deletions

diff --git a/test/fixedbugs/issue16008.go b/test/fixedbugs/issue16008.go
new file mode 100644
index 0000000..b88e235
--- /dev/null
+++ b/test/fixedbugs/issue16008.go
@@ -0,0 +1,57 @@
+// errorcheck -0 -race
+// +build linux,amd64 linux,ppc64le darwin,amd64 freebsd,amd64 netbsd,amd64 windows,amd64
+
+// Copyright 2016 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 foo
+
+const benchmarkNumNodes = 10000
+
+func BenchmarkUpdateNodeTransaction(b B) {
+	s, nodeIDs := setupNodes(benchmarkNumNodes)
+	b.ResetTimer()
+	for i := 0; i < b.N(); i++ {
+		_ = s.Update(func(tx1 Tx) error {
+			_ = UpdateNode(tx1, &Node{
+				ID: nodeIDs[i%benchmarkNumNodes],
+			})
+			return nil
+		})
+	}
+}
+
+type B interface {
+	ResetTimer()
+	N() int
+}
+
+type Tx interface {
+}
+
+type Node struct {
+	ID string
+}
+
+type MemoryStore struct {
+}
+
+//go:noinline
+func setupNodes(n int) (s *MemoryStore, nodeIDs []string) {
+	return
+}
+
+//go:noinline
+func (s *MemoryStore) Update(cb func(Tx) error) error {
+	return nil
+}
+
+var sink interface{}
+
+//go:noinline
+func UpdateNode(tx Tx, n *Node) error {
+	sink = tx
+	sink = n
+	return nil
+}