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// errorcheck -0 -m -l
// 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 indirection level computation in escape analysis.
package escape
var sink interface{}
func level0() {
i := 0 // ERROR "moved to heap: i"
p0 := &i // ERROR "moved to heap: p0"
p1 := &p0 // ERROR "moved to heap: p1"
p2 := &p1 // ERROR "moved to heap: p2"
sink = &p2 // ERROR "&p2 escapes to heap"
}
func level1() {
i := 0 // ERROR "moved to heap: i"
p0 := &i // ERROR "moved to heap: p0"
p1 := &p0 // ERROR "moved to heap: p1"
p2 := &p1
sink = p2 // ERROR "p2 escapes to heap"
}
func level2() {
i := 0 // ERROR "moved to heap: i"
p0 := &i // ERROR "moved to heap: p0"
p1 := &p0
p2 := &p1
sink = *p2 // ERROR "\*p2 escapes to heap"
}
func level3() {
i := 0 // ERROR "moved to heap: i"
p0 := &i
p1 := &p0
p2 := &p1
sink = **p2 // ERROR "\* \(\*p2\) escapes to heap"
}
func level4() {
i := 0 // ERROR "moved to heap: i"
p0 := &i // ERROR "moved to heap: p0"
p1 := &p0
p2 := p1 // ERROR "moved to heap: p2"
sink = &p2 // ERROR "&p2 escapes to heap"
}
func level5() {
i := 0 // ERROR "moved to heap: i"
p0 := &i // ERROR "moved to heap: p0"
p1 := &p0
p2 := p1
sink = p2 // ERROR "p2 escapes to heap"
}
func level6() {
i := 0 // ERROR "moved to heap: i"
p0 := &i
p1 := &p0
p2 := p1
sink = *p2 // ERROR "\*p2 escapes to heap"
}
func level7() {
i := 0 // ERROR "moved to heap: i"
p0 := &i
p1 := &p0
// note *p1 == &i
p2 := *p1 // ERROR "moved to heap: p2"
sink = &p2 // ERROR "&p2 escapes to heap"
}
func level8() {
i := 0 // ERROR "moved to heap: i"
p0 := &i
p1 := &p0
p2 := *p1
sink = p2 // ERROR "p2 escapes to heap"
}
func level9() {
i := 0
p0 := &i
p1 := &p0
p2 := *p1
sink = *p2 // ERROR "\*p2 escapes to heap"
}
func level10() {
i := 0
p0 := &i
p1 := *p0
p2 := &p1
sink = *p2 // ERROR "\*p2 escapes to heap"
}
func level11() {
i := 0
p0 := &i
p1 := &p0
p2 := **p1 // ERROR "moved to heap: p2"
sink = &p2 // ERROR "&p2 escapes to heap"
}