error: this `if` has the same condition as a previous `if`
  --> tests/ui/ifs_same_cond.rs:14:15
   |
LL |     } else if b {
   |               ^
   |
note: same as this
  --> tests/ui/ifs_same_cond.rs:13:8
   |
LL |     if b {
   |        ^
   = note: `-D clippy::ifs-same-cond` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::ifs_same_cond)]`

error: this `if` has the same condition as a previous `if`
  --> tests/ui/ifs_same_cond.rs:19:15
   |
LL |     } else if a == 1 {
   |               ^^^^^^
   |
note: same as this
  --> tests/ui/ifs_same_cond.rs:18:8
   |
LL |     if a == 1 {
   |        ^^^^^^

error: this `if` has the same condition as a previous `if`
  --> tests/ui/ifs_same_cond.rs:25:15
   |
LL |     } else if 2 * a == 1 {
   |               ^^^^^^^^^^
   |
note: same as this
  --> tests/ui/ifs_same_cond.rs:23:8
   |
LL |     if 2 * a == 1 {
   |        ^^^^^^^^^^

error: this `if` has the same condition as a previous `if`
  --> tests/ui/ifs_same_cond.rs:58:15
   |
LL |     } else if a.contains("ah") {
   |               ^^^^^^^^^^^^^^^^
   |
note: same as this
  --> tests/ui/ifs_same_cond.rs:57:8
   |
LL |     if a.contains("ah") {
   |        ^^^^^^^^^^^^^^^^

error: aborting due to 4 previous errors