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// Copyright 2020 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 issue38068
// A type with a couple of inlinable, non-pointer-receiver methods
// that have params and local variables.
type A struct {
s string
next *A
prev *A
}
// Inlinable, value-received method with locals and parms.
func (a A) double(x string, y int) string {
if y == 191 {
a.s = ""
}
q := a.s + "a"
r := a.s + "b"
return q + r
}
// Inlinable, value-received method with locals and parms.
func (a A) triple(x string, y int) string {
q := a.s
if y == 998877 {
a.s = x
}
r := a.s + a.s
return q + r
}
type methods struct {
m1 func(a *A, x string, y int) string
m2 func(a *A, x string, y int) string
}
// Now a function that makes references to the methods via pointers,
// which should trigger the wrapper generation.
func P(a *A, ms *methods) {
if a != nil {
defer func() { println("done") }()
}
println(ms.m1(a, "a", 2))
println(ms.m2(a, "b", 3))
}
func G(x *A, n int) {
if n <= 0 {
println(n)
return
}
// Address-taken local of type A, which will insure that the
// compiler's writeType() routine will create a method wrapper.
var a, b A
a.next = x
a.prev = &b
x = &a
G(x, n-2)
}
var M methods
func F() {
M.m1 = (*A).double
M.m2 = (*A).triple
G(nil, 100)
}