go/test/typeparam/issue48049.go
Dan Scales 3fff213ac2 cmd/compile: add CONVIFACE nodes needed in generic code due to assignments
Added new function earlyTransformAssign() to add needed CONVIFACE nodes
due to assignments in generic functions.

Fixes #48049

Change-Id: I7cd9cee6ecf34ed2ef0743d1b17645b9f520fa00
Reviewed-on: https://go-review.googlesource.com/c/go/+/347914
Trust: Dan Scales <danscales@google.com>
Run-TryBot: Dan Scales <danscales@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>
2021-09-07 23:27:08 +00:00

33 lines
507 B
Go

// run -gcflags=-G=3
// Copyright 2021 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
func main() {
Gooer2[byte]()
}
type Fooer[T any] interface {
Foo(p T)
}
type fooer1[T any] struct{}
func (fooer1[T]) Foo(T) {}
type fooer2[T any] struct {
r []Fooer[T]
}
//go:noinline
func (mr fooer2[T]) Foo(p T) {
mr.r[0] = fooer1[T]{}
return
}
func Gooer2[T any]() Fooer[T] {
return fooer2[T]{}
}