error: approximate value of `f{32, 64}::consts::E` found. Consider using it directly
  --> $DIR/approx_const.rs:17:16
   |
17 |     let my_e = 2.7182;
   |                ^^^^^^
   |
   = note: `-D clippy::approx-constant` implied by `-D warnings`

error: approximate value of `f{32, 64}::consts::E` found. Consider using it directly
  --> $DIR/approx_const.rs:18:20
   |
18 |     let almost_e = 2.718;
   |                    ^^^^^

error: approximate value of `f{32, 64}::consts::FRAC_1_PI` found. Consider using it directly
  --> $DIR/approx_const.rs:21:24
   |
21 |     let my_1_frac_pi = 0.3183;
   |                        ^^^^^^

error: approximate value of `f{32, 64}::consts::FRAC_1_SQRT_2` found. Consider using it directly
  --> $DIR/approx_const.rs:24:28
   |
24 |     let my_frac_1_sqrt_2 = 0.70710678;
   |                            ^^^^^^^^^^

error: approximate value of `f{32, 64}::consts::FRAC_1_SQRT_2` found. Consider using it directly
  --> $DIR/approx_const.rs:25:32
   |
25 |     let almost_frac_1_sqrt_2 = 0.70711;
   |                                ^^^^^^^

error: approximate value of `f{32, 64}::consts::FRAC_2_PI` found. Consider using it directly
  --> $DIR/approx_const.rs:28:24
   |
28 |     let my_frac_2_pi = 0.63661977;
   |                        ^^^^^^^^^^

error: approximate value of `f{32, 64}::consts::FRAC_2_SQRT_PI` found. Consider using it directly
  --> $DIR/approx_const.rs:31:27
   |
31 |     let my_frac_2_sq_pi = 1.128379;
   |                           ^^^^^^^^

error: approximate value of `f{32, 64}::consts::FRAC_PI_2` found. Consider using it directly
  --> $DIR/approx_const.rs:34:24
   |
34 |     let my_frac_pi_2 = 1.57079632679;
   |                        ^^^^^^^^^^^^^

error: approximate value of `f{32, 64}::consts::FRAC_PI_3` found. Consider using it directly
  --> $DIR/approx_const.rs:37:24
   |
37 |     let my_frac_pi_3 = 1.04719755119;
   |                        ^^^^^^^^^^^^^

error: approximate value of `f{32, 64}::consts::FRAC_PI_4` found. Consider using it directly
  --> $DIR/approx_const.rs:40:24
   |
40 |     let my_frac_pi_4 = 0.785398163397;
   |                        ^^^^^^^^^^^^^^

error: approximate value of `f{32, 64}::consts::FRAC_PI_6` found. Consider using it directly
  --> $DIR/approx_const.rs:43:24
   |
43 |     let my_frac_pi_6 = 0.523598775598;
   |                        ^^^^^^^^^^^^^^

error: approximate value of `f{32, 64}::consts::FRAC_PI_8` found. Consider using it directly
  --> $DIR/approx_const.rs:46:24
   |
46 |     let my_frac_pi_8 = 0.3926990816987;
   |                        ^^^^^^^^^^^^^^^

error: approximate value of `f{32, 64}::consts::LN_10` found. Consider using it directly
  --> $DIR/approx_const.rs:49:20
   |
49 |     let my_ln_10 = 2.302585092994046;
   |                    ^^^^^^^^^^^^^^^^^

error: approximate value of `f{32, 64}::consts::LN_2` found. Consider using it directly
  --> $DIR/approx_const.rs:52:19
   |
52 |     let my_ln_2 = 0.6931471805599453;
   |                   ^^^^^^^^^^^^^^^^^^

error: approximate value of `f{32, 64}::consts::LOG10_E` found. Consider using it directly
  --> $DIR/approx_const.rs:55:22
   |
55 |     let my_log10_e = 0.4342944819032518;
   |                      ^^^^^^^^^^^^^^^^^^

error: approximate value of `f{32, 64}::consts::LOG2_E` found. Consider using it directly
  --> $DIR/approx_const.rs:58:21
   |
58 |     let my_log2_e = 1.4426950408889634;
   |                     ^^^^^^^^^^^^^^^^^^

error: approximate value of `f{32, 64}::consts::PI` found. Consider using it directly
  --> $DIR/approx_const.rs:61:17
   |
61 |     let my_pi = 3.1415;
   |                 ^^^^^^

error: approximate value of `f{32, 64}::consts::PI` found. Consider using it directly
  --> $DIR/approx_const.rs:62:21
   |
62 |     let almost_pi = 3.14;
   |                     ^^^^

error: approximate value of `f{32, 64}::consts::SQRT_2` found. Consider using it directly
  --> $DIR/approx_const.rs:65:18
   |
65 |     let my_sq2 = 1.4142;
   |                  ^^^^^^

error: aborting due to 19 previous errors