Adding upstream version 1.22.1.upstream/1.22.1

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

1 files changed, 39 insertions, 0 deletions

diff --git a/test/abi/reg_not_ssa.go b/test/abi/reg_not_ssa.go
new file mode 100644
index 0000000..da0f405
--- /dev/null
+++ b/test/abi/reg_not_ssa.go
@@ -0,0 +1,39 @@
+// run
+
+//go:build !wasm
+
+// 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 main
+
+// small enough for registers, too large for SSA
+type T struct {
+	a, b, c, d, e int
+}
+
+//go:noinline
+func F() {
+	a, b := g(), g()
+	h(b, b)
+	h(a, g())
+	if a.a == 1 {
+		a = g()
+	}
+	h(a, a)
+}
+
+//go:noinline
+func g() T {
+	return T{1, 2, 3, 4, 5}
+}
+
+//go:noinline
+func h(s, t T) {
+	if s != t {
+		println("NEQ")
+	}
+}
+
+func main() { F() }