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// errorcheck -+
// Copyright 2016 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.
// Test type-checking errors for go:notinheap.
package p
//go:notinheap
type nih struct{}
type embed4 map[nih]int // ERROR "incomplete \(or unallocatable\) map key not allowed"
type embed5 map[int]nih // ERROR "incomplete \(or unallocatable\) map value not allowed"
type emebd6 chan nih // ERROR "chan of incomplete \(or unallocatable\) type not allowed"
type okay1 *nih
type okay2 []nih
type okay3 func(x nih) nih
type okay4 interface {
f(x nih) nih
}
// Type conversions don't let you sneak past notinheap.
type t1 struct{ x int }
//go:notinheap
type t2 t1
//go:notinheap
type t3 byte
//go:notinheap
type t4 rune
var sink interface{}
func i() {
sink = new(t1) // no error
sink = (*t2)(new(t1)) // ERROR "cannot convert(.|\n)*t2 is incomplete \(or unallocatable\)"
sink = (*t2)(new(struct{ x int })) // ERROR "cannot convert(.|\n)*t2 is incomplete \(or unallocatable\)"
sink = []t3("foo") // ERROR "cannot convert(.|\n)*t3 is incomplete \(or unallocatable\)"
sink = []t4("bar") // ERROR "cannot convert(.|\n)*t4 is incomplete \(or unallocatable\)"
}