go/test/directive.go

103 строки
2.2 KiB
Go

// errorcheck
// 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.
// Verify that misplaced directives are diagnosed.
// ok
//go:build !ignore
//go:noinline // ERROR "misplaced compiler directive"
//go:noinline // ERROR "misplaced compiler directive"
package main
//go:build bad // ERROR "misplaced compiler directive"
//go:nosplit
func f1() {}
//go:nosplit
//go:noinline
func f2() {}
//go:noinline // ERROR "misplaced compiler directive"
//go:noinline // ERROR "misplaced compiler directive"
var x int
//go:noinline // ERROR "misplaced compiler directive"
const c = 1
//go:noinline // ERROR "misplaced compiler directive"
type T int
// ok
//go:notinheap
type T1 int
//go:notinheap // ERROR "misplaced compiler directive"
type (
//go:notinheap
//go:noinline // ERROR "misplaced compiler directive"
T2 int //go:notinheap // ERROR "misplaced compiler directive"
T2b int
//go:notinheap
T2c int
//go:noinline // ERROR "misplaced compiler directive"
T3 int
)
//go:notinheap // ERROR "misplaced compiler directive"
type (
//go:notinheap
T4 int
)
//go:notinheap // ERROR "misplaced compiler directive"
type ()
type T5 int
func g() {} //go:noinline // ERROR "misplaced compiler directive"
// ok: attached to f (duplicated yes, but ok)
//go:noinline
//go:noinline
func f() {
//go:noinline // ERROR "misplaced compiler directive"
x := 1
//go:noinline // ERROR "misplaced compiler directive"
{
_ = x //go:noinline // ERROR "misplaced compiler directive"
}
//go:noinline // ERROR "misplaced compiler directive"
var y int //go:noinline // ERROR "misplaced compiler directive"
//go:noinline // ERROR "misplaced compiler directive"
_ = y
//go:noinline // ERROR "misplaced compiler directive"
const c = 1
//go:noinline // ERROR "misplaced compiler directive"
_ = func() {}
//go:noinline // ERROR "misplaced compiler directive"
// ok:
//go:notinheap
type T int
}
// someday there might be a directive that can apply to type aliases, but go:notinheap doesn't.
//go:notinheap // ERROR "misplaced compiler directive"
type T6 = int
// EOF
//go:noinline // ERROR "misplaced compiler directive"
//go:build bad // ERROR "misplaced compiler directive"