1 files changed, 45 insertions, 0 deletions
diff --git a/test/fixedbugs/bug401.go b/test/fixedbugs/bug401.go
new file mode 100644
index 0000000..215498e
--- /dev/null
+++ b/test/fixedbugs/bug401.go
@@ -0,0 +1,45 @@
+// run
+
+// Copyright 2011 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.
+
+// Issue 2582
+package main
+
+type T struct{}
+
+//go:noinline
+func (T) cplx() complex128 {
+	return complex(1, 0)
+}
+
+func (T) cplx2() complex128 {
+	return complex(0, 1)
+}
+
+type I interface {
+	cplx() complex128
+}
+
+func main() {
+
+	var t T
+
+	if v := real(t.cplx()); v != 1 {
+		panic("not-inlined complex call failed")
+	}
+	_ = imag(t.cplx())
+
+	_ = real(t.cplx2())
+	if v := imag(t.cplx2()); v != 1 {
+		panic("potentially inlined complex call failed")
+	}
+
+	var i I
+	i = t
+	if v := real(i.cplx()); v != 1 {
+		panic("potentially inlined complex call failed")
+	}
+	_ = imag(i.cplx())
+}