/usr/share/go-1.7/test/inline.go is in golang-1.7-src 1.7.4-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Copyright 2015 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, using compiler diagnostic flags, that inlining is working.
// Compiles but does not run.
package foo
import "unsafe"
func add2(p *byte, n uintptr) *byte { // ERROR "can inline add2" "leaking param: p to result"
return (*byte)(add1(unsafe.Pointer(p), n)) // ERROR "inlining call to add1"
}
func add1(p unsafe.Pointer, x uintptr) unsafe.Pointer { // ERROR "can inline add1" "leaking param: p to result"
return unsafe.Pointer(uintptr(p) + x)
}
func f(x *byte) *byte { // ERROR "can inline f" "leaking param: x to result"
return add2(x, 1) // ERROR "inlining call to add2" "inlining call to add1"
}
//go:noinline
func g(x int) int {
return x + 1
}
func h(x int) int { // ERROR "can inline h"
return x + 2
}
func i(x int) int { // ERROR "can inline i"
const y = 2
return x + y
}
func j(x int) int { // ERROR "can inline j"
switch {
case x > 0:
return x + 2
default:
return x + 1
}
}
// can't currently inline functions with a break statement
func switchBreak(x, y int) int {
var n int
switch x {
case 0:
n = 1
Done:
switch y {
case 0:
n += 10
break Done
}
n = 2
}
return n
}
// can't currently inline functions with a type switch
func switchType(x interface{}) int { // ERROR "switchType x does not escape"
switch x.(type) {
case int:
return x.(int)
default:
return 0
}
}
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