error: casting raw pointers to the same type and constness is unnecessary (`*const T` -> `*const T`) --> $DIR/unnecessary_cast.rs:15:5 | LL | ptr as *const T | ^^^^^^^^^^^^^^^ help: try: `ptr` | = note: `-D clippy::unnecessary-cast` implied by `-D warnings` error: casting integer literal to `i32` is unnecessary --> $DIR/unnecessary_cast.rs:25:5 | LL | 1i32 as i32; | ^^^^^^^^^^^ help: try: `1_i32` error: casting float literal to `f32` is unnecessary --> $DIR/unnecessary_cast.rs:26:5 | LL | 1f32 as f32; | ^^^^^^^^^^^ help: try: `1_f32` error: casting to the same type is unnecessary (`bool` -> `bool`) --> $DIR/unnecessary_cast.rs:27:5 | LL | false as bool; | ^^^^^^^^^^^^^ help: try: `false` error: casting integer literal to `i32` is unnecessary --> $DIR/unnecessary_cast.rs:30:5 | LL | -1_i32 as i32; | ^^^^^^^^^^^^^ help: try: `-1_i32` error: casting integer literal to `i32` is unnecessary --> $DIR/unnecessary_cast.rs:31:5 | LL | - 1_i32 as i32; | ^^^^^^^^^^^^^^ help: try: `- 1_i32` error: casting float literal to `f32` is unnecessary --> $DIR/unnecessary_cast.rs:32:5 | LL | -1f32 as f32; | ^^^^^^^^^^^^ help: try: `-1_f32` error: casting integer literal to `i32` is unnecessary --> $DIR/unnecessary_cast.rs:33:5 | LL | 1_i32 as i32; | ^^^^^^^^^^^^ help: try: `1_i32` error: casting float literal to `f32` is unnecessary --> $DIR/unnecessary_cast.rs:34:5 | LL | 1_f32 as f32; | ^^^^^^^^^^^^ help: try: `1_f32` error: casting raw pointers to the same type and constness is unnecessary (`*const u8` -> `*const u8`) --> $DIR/unnecessary_cast.rs:36:22 | LL | let _: *mut u8 = [1u8, 2].as_ptr() as *const u8 as *mut u8; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `[1u8, 2].as_ptr()` error: casting raw pointers to the same type and constness is unnecessary (`*const u8` -> `*const u8`) --> $DIR/unnecessary_cast.rs:38:5 | LL | [1u8, 2].as_ptr() as *const u8; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `[1u8, 2].as_ptr()` error: casting raw pointers to the same type and constness is unnecessary (`*mut u8` -> `*mut u8`) --> $DIR/unnecessary_cast.rs:40:5 | LL | [1u8, 2].as_mut_ptr() as *mut u8; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `[1u8, 2].as_mut_ptr()` error: casting raw pointers to the same type and constness is unnecessary (`*const u32` -> `*const u32`) --> $DIR/unnecessary_cast.rs:49:5 | LL | owo::([1u32].as_ptr()) as *const u32; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `owo::([1u32].as_ptr())` error: casting raw pointers to the same type and constness is unnecessary (`*const u8` -> `*const u8`) --> $DIR/unnecessary_cast.rs:50:5 | LL | uwu::([1u32].as_ptr()) as *const u8; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `uwu::([1u32].as_ptr())` error: casting raw pointers to the same type and constness is unnecessary (`*const u32` -> `*const u32`) --> $DIR/unnecessary_cast.rs:52:5 | LL | uwu::([1u32].as_ptr()) as *const u32; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `uwu::([1u32].as_ptr())` error: casting integer literal to `f32` is unnecessary --> $DIR/unnecessary_cast.rs:93:9 | LL | 100 as f32; | ^^^^^^^^^^ help: try: `100_f32` error: casting integer literal to `f64` is unnecessary --> $DIR/unnecessary_cast.rs:94:9 | LL | 100 as f64; | ^^^^^^^^^^ help: try: `100_f64` error: casting integer literal to `f64` is unnecessary --> $DIR/unnecessary_cast.rs:95:9 | LL | 100_i32 as f64; | ^^^^^^^^^^^^^^ help: try: `100_f64` error: casting integer literal to `f32` is unnecessary --> $DIR/unnecessary_cast.rs:96:17 | LL | let _ = -100 as f32; | ^^^^^^^^^^^ help: try: `-100_f32` error: casting integer literal to `f64` is unnecessary --> $DIR/unnecessary_cast.rs:97:17 | LL | let _ = -100 as f64; | ^^^^^^^^^^^ help: try: `-100_f64` error: casting integer literal to `f64` is unnecessary --> $DIR/unnecessary_cast.rs:98:17 | LL | let _ = -100_i32 as f64; | ^^^^^^^^^^^^^^^ help: try: `-100_f64` error: casting float literal to `f32` is unnecessary --> $DIR/unnecessary_cast.rs:99:9 | LL | 100. as f32; | ^^^^^^^^^^^ help: try: `100_f32` error: casting float literal to `f64` is unnecessary --> $DIR/unnecessary_cast.rs:100:9 | LL | 100. as f64; | ^^^^^^^^^^^ help: try: `100_f64` error: casting integer literal to `u32` is unnecessary --> $DIR/unnecessary_cast.rs:112:9 | LL | 1 as u32; | ^^^^^^^^ help: try: `1_u32` error: casting integer literal to `i32` is unnecessary --> $DIR/unnecessary_cast.rs:113:9 | LL | 0x10 as i32; | ^^^^^^^^^^^ help: try: `0x10_i32` error: casting integer literal to `usize` is unnecessary --> $DIR/unnecessary_cast.rs:114:9 | LL | 0b10 as usize; | ^^^^^^^^^^^^^ help: try: `0b10_usize` error: casting integer literal to `u16` is unnecessary --> $DIR/unnecessary_cast.rs:115:9 | LL | 0o73 as u16; | ^^^^^^^^^^^ help: try: `0o73_u16` error: casting integer literal to `u32` is unnecessary --> $DIR/unnecessary_cast.rs:116:9 | LL | 1_000_000_000 as u32; | ^^^^^^^^^^^^^^^^^^^^ help: try: `1_000_000_000_u32` error: casting float literal to `f64` is unnecessary --> $DIR/unnecessary_cast.rs:118:9 | LL | 1.0 as f64; | ^^^^^^^^^^ help: try: `1.0_f64` error: casting float literal to `f32` is unnecessary --> $DIR/unnecessary_cast.rs:119:9 | LL | 0.5 as f32; | ^^^^^^^^^^ help: try: `0.5_f32` error: casting integer literal to `i32` is unnecessary --> $DIR/unnecessary_cast.rs:123:17 | LL | let _ = -1 as i32; | ^^^^^^^^^ help: try: `-1_i32` error: casting float literal to `f32` is unnecessary --> $DIR/unnecessary_cast.rs:124:17 | LL | let _ = -1.0 as f32; | ^^^^^^^^^^^ help: try: `-1.0_f32` error: casting to the same type is unnecessary (`i32` -> `i32`) --> $DIR/unnecessary_cast.rs:130:18 | LL | let _ = &(x as i32); | ^^^^^^^^^^ help: try: `{ x }` error: casting integer literal to `i32` is unnecessary --> $DIR/unnecessary_cast.rs:136:22 | LL | let _: i32 = -(1) as i32; | ^^^^^^^^^^^ help: try: `-1_i32` error: casting integer literal to `i64` is unnecessary --> $DIR/unnecessary_cast.rs:138:22 | LL | let _: i64 = -(1) as i64; | ^^^^^^^^^^^ help: try: `-1_i64` error: casting float literal to `f64` is unnecessary --> $DIR/unnecessary_cast.rs:145:22 | LL | let _: f64 = (-8.0 as f64).exp(); | ^^^^^^^^^^^^^ help: try: `(-8.0_f64)` error: casting float literal to `f64` is unnecessary --> $DIR/unnecessary_cast.rs:147:23 | LL | let _: f64 = -(8.0 as f64).exp(); // should suggest `-8.0_f64.exp()` here not to change code behavior | ^^^^^^^^^^^^ help: try: `8.0_f64` error: casting to the same type is unnecessary (`f32` -> `f32`) --> $DIR/unnecessary_cast.rs:155:20 | LL | let _num = foo() as f32; | ^^^^^^^^^^^^ help: try: `foo()` error: aborting due to 38 previous errors