}
			fmt.Fprintf(w, "%s:%d", line.Function.Name, line.Line)
		}
		fmt.Fprintf(w, ")")
	}
}

// Test that profiling of division operations is okay, especially on ARM. See issue 6681.
func TestMathBigDivide(t *testing.T) {
	testCPUProfile(t, nil, func(duration time.Duration) {
		t := time.After(duration)
		pi := new(big.Int)
		for {
			for i := 0; i < 100; i++ {
				n := big.NewInt(2646693125139304345)