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950a56899a
Method expressions with anonymous receiver types like "struct { T }.m"
require wrapper functions, which we weren't always creating. This in
turn resulted in linker errors.
This CL ensures that we generate wrapper functions for any anonymous
receiver types used in a method expression.
Fixes #22444.
Change-Id: Ia8ac27f238c2898965e57b82a91d959792d2ddd4
Reviewed-on: https://go-review.googlesource.com/105044
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
56 lines
940 B
Go
56 lines
940 B
Go
// run
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// Copyright 2017 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Test forms of method expressions T.m where T is
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// a literal type.
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package main
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var got, want string
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type I interface {
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m()
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}
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type S struct {
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}
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func (S) m() { got += " m()" }
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func (S) m1(s string) { got += " m1(" + s + ")" }
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type T int
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func (T) m2() { got += " m2()" }
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func main() {
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// method expressions with named receiver types
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I.m(S{})
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want += " m()"
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S.m1(S{}, "a")
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want += " m1(a)"
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// method expressions with literal receiver types
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f := interface{ m1(string) }.m1
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f(S{}, "b")
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want += " m1(b)"
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interface{ m1(string) }.m1(S{}, "c")
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want += " m1(c)"
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x := S{}
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interface{ m1(string) }.m1(x, "d")
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want += " m1(d)"
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g := struct{ T }.m2
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g(struct{ T }{})
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want += " m2()"
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if got != want {
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panic("got" + got + ", want" + want)
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}
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}
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