Adding upstream version 1.21.8.upstream/1.21.8

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

1 files changed, 27 insertions, 0 deletions

diff --git a/test/fixedbugs/issue15042.go b/test/fixedbugs/issue15042.go
new file mode 100644
index 0000000..85d5d6c
--- /dev/null
+++ b/test/fixedbugs/issue15042.go
@@ -0,0 +1,27 @@
+// run
+
+// 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.
+
+// Exchanging two struct fields was compiled incorrectly.
+
+package main
+
+type S struct {
+	i int
+}
+
+func F(c bool, s1, s2 S) (int, int) {
+	if c {
+		s1.i, s2.i = s2.i, s1.i
+	}
+	return s1.i, s2.i
+}
+
+func main() {
+	i, j := F(true, S{1}, S{20})
+	if i != 20 || j != 1 {
+		panic(i+j)
+	}
+}