======= dup_opt_peephole/input.sol:C =======
EVM assembly:
    /* "dup_opt_peephole/input.sol":60:171  contract C {... */
  mstore(0x40, 0x80)
  callvalue
  dup1
  iszero
  tag_1
  jumpi
  0x00
  dup1
  revert
tag_1:
  pop
  dataSize(sub_0)
  dup1
  dataOffset(sub_0)
  0x00
  codecopy
  0x00
  return
stop

sub_0: assembly {
        /* "dup_opt_peephole/input.sol":60:171  contract C {... */
      mstore(0x40, 0x80)
      callvalue
      dup1
      iszero
      tag_3
      jumpi
      0x00
      dup1
      revert
    tag_3:
      pop
        /* "dup_opt_peephole/input.sol":134:135  0 */
      0x00
        /* "dup_opt_peephole/input.sol":121:136  calldataload(0) */
      calldataload
        /* "dup_opt_peephole/input.sol":160:161  x */
      dup1
        /* "dup_opt_peephole/input.sol":157:158  0 */
      0x00
        /* "dup_opt_peephole/input.sol":150:162  sstore(0, x) */
      sstore
        /* "dup_opt_peephole/input.sol":107:166  {... */
      pop
        /* "dup_opt_peephole/input.sol":60:171  contract C {... */
      stop

    auxdata: <AUXDATA REMOVED>
}