cmd/compile: fix wrong argument of OpSelectN during expand_calls

Fixes #63462

Change-Id: I5ddf831eab630e23156f8f27a079b4ca4bb3a261
Reviewed-on: https://go-review.googlesource.com/c/go/+/533795
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: David Chase <drchase@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>

1 files changed, 18 insertions, 0 deletions

diff --git a/test/fixedbugs/issue63462.go b/test/fixedbugs/issue63462.go
new file mode 100644
index 0000000000..09b7e257a2
--- /dev/null
+++ b/test/fixedbugs/issue63462.go
@@ -0,0 +1,18 @@
+// compile
+
+// Copyright 2023 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 p
+
+func f() {
+	for b := "" < join([]string{}, "") && true; ; {
+		_ = b
+	}
+}
+
+//go:noinline
+func join(elems []string, sep string) string {
+	return ""
+}