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// run -race
//go:build cgo && linux && amd64
// 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.
// Test that CL 281293 doesn't interfere with race detector
// instrumentation.
package main
import "fmt"
const N = 2e6
type Big = [N]int
var sink interface{}
func main() {
g(0, f(0))
x1 := f(1)
sink = &x1
g(1, x1)
g(7, f(7))
g(1, x1)
x3 := f(3)
sink = &x3
g(1, x1)
g(3, x3)
h(f(0), x1, f(2), x3, f(4))
}
//go:noinline
func f(k int) (x Big) {
for i := range x {
x[i] = k*N + i
}
return
}
//go:noinline
func g(k int, x Big) {
for i := range x {
if x[i] != k*N+i {
panic(fmt.Sprintf("x%d[%d] = %d", k, i, x[i]))
}
}
}
//go:noinline
func h(x0, x1, x2, x3, x4 Big) {
g(0, x0)
g(1, x1)
g(2, x2)
g(3, x3)
g(4, x4)
}