when(backingMap.putIfAbsent(eq(KEY), isA(AtomicInteger.class))).thenReturn(existingZero);
    // since the putIfAbsent returned a zero, we'll try to replace...
    when(backingMap.replace(eq(KEY), eq(existingZero), isA(AtomicInteger.class))).thenReturn(false);
    // ...and then putIfAbsent. Simulate failure on both
    when(backingMap.putIfAbsent(eq(KEY), isA(AtomicInteger.class))).thenReturn(existing);

    wdir=`cd "$wdir/.."; pwd`
  done
  echo "$basedir"
)
}

find_file_argument_basedir() {
(
  basedir=`pwd`

  found_file_switch=0
  for arg in "$@"; do
    if [ ${found_file_switch} -eq 1 ]; then
      if [ -d "${arg}" ]; then
        basedir=`cd "${arg}" && pwd -P`
      elif [ -f "${arg}" ]; then
        basedir=`dirname "${arg}"`
        basedir=`cd "$basedir" && pwd -P`

		}
	}
}

func BenchmarkEqual(b *testing.B) {
	b.Run("0", func(b *testing.B) {
		var buf [4]byte
		buf1 := buf[0:0]
		buf2 := buf[1:1]
		for i := 0; i < b.N; i++ {
			eq := Equal(buf1, buf2)
			if !eq {
				b.Fatal("bad equal")
			}
		}
	})

	sizes := []int{1, 6, 9, 15, 16, 20, 32, 4 << 10, 4 << 20, 64 << 20}

	b.Run("same", func(b *testing.B) {

CMP const0, const1 LDP.P 16(b_ptr), (acc0, acc1) CSEL EQ, acc0, x0, x0 CSEL EQ, acc1, x1, x1 LDP.P 16(b_ptr), (acc2, acc3) CSEL EQ, acc2, x2, x2 CSEL EQ, acc3, x3, x3 LDP.P 16(b_ptr), (acc4, acc5) CSEL EQ, acc4, y0, y0 CSEL EQ, acc5, y1, y1 LDP.P 16(b_ptr), (acc6, acc7) CSEL EQ, acc6, y2, y2 CSEL EQ, acc7, y3, y3 LDP.P 16(b_ptr), (acc0, acc1) CSEL EQ, acc0, t0, t0 CSEL EQ, acc1, t1, t1 LDP.P 16(b_ptr), (acc2, acc3) CSEL EQ, acc2, t2, t2 CSEL EQ, acc3, t3, t3 CMP $16, const1 BNE loop_select STP (x0,...