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go/test/typeparam/typeswitch5.go
Matthew Dempsky e24977d231 all: avoid use of cmd/compile -G flag in tests
The next CL will remove the -G flag, effectively hard-coding it to its
current default (-G=3).

Change-Id: Ib4743b529206928f9f1cca9fdb19989728327831
Reviewed-on: https://go-review.googlesource.com/c/go/+/388534
Reviewed-by: Keith Randall <khr@golang.org>
Trust: Matthew Dempsky <mdempsky@google.com>
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
2022-03-01 19:45:34 +00:00

29 lines
559 B
Go

// run
// 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
type myint int
func (x myint) foo() int {return int(x)}
type myfloat float64
func (x myfloat) foo() float64 {return float64(x) }
func f[T any](i interface{}) {
switch x := i.(type) {
case interface { foo() T }:
println("fooer", x.foo())
default:
println("other")
}
}
func main() {
f[int](myint(6))
f[int](myfloat(7))
f[float64](myint(8))
f[float64](myfloat(9))
}