1 files changed, 33 insertions, 0 deletions
diff --git a/src/cmd/compile/internal/ssa/regalloc_test.go b/src/cmd/compile/internal/ssa/regalloc_test.go
new file mode 100644
index 0000000000..6f3f690f1e
--- /dev/null
+++ b/src/cmd/compile/internal/ssa/regalloc_test.go
@@ -0,0 +1,33 @@
+// Copyright 2015 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 ssa
+
+import "testing"
+
+func TestLiveControlOps(t *testing.T) {
+	c := testConfig(t)
+	f := Fun(c, "entry",
+		Bloc("entry",
+			Valu("mem", OpInitMem, TypeMem, 0, nil),
+			Valu("x", OpAMD64MOVBconst, TypeInt8, 1, nil),
+			Valu("y", OpAMD64MOVBconst, TypeInt8, 2, nil),
+			Valu("a", OpAMD64TESTB, TypeFlags, 0, nil, "x", "y"),
+			Valu("b", OpAMD64TESTB, TypeFlags, 0, nil, "y", "x"),
+			Eq("a", "if", "exit"),
+		),
+		Bloc("if",
+			Eq("b", "plain", "exit"),
+		),
+		Bloc("plain",
+			Goto("exit"),
+		),
+		Bloc("exit",
+			Exit("mem"),
+		),
+	)
+	flagalloc(f.f)
+	regalloc(f.f)
+	checkFunc(f.f)
+}