rust-clippy/tests/ui/cast_lossless_float.stderr
Philipp Hansch 8c416c3197
Prevent incorrect cast_lossless suggestion in const_fn
`::from` is not a const fn, so applying the suggestion of
`cast_lossless` would fail to compile. The fix is to skip the lint if
the cast is found inside a const fn.
2019-01-26 10:57:15 +01:00

64 lines
1.9 KiB
Text

error: casting i8 to f32 may become silently lossy if types change
--> $DIR/cast_lossless_float.rs:8:5
|
LL | 1i8 as f32;
| ^^^^^^^^^^ help: try: `f32::from(1i8)`
|
= note: `-D clippy::cast-lossless` implied by `-D warnings`
error: casting i8 to f64 may become silently lossy if types change
--> $DIR/cast_lossless_float.rs:9:5
|
LL | 1i8 as f64;
| ^^^^^^^^^^ help: try: `f64::from(1i8)`
error: casting u8 to f32 may become silently lossy if types change
--> $DIR/cast_lossless_float.rs:10:5
|
LL | 1u8 as f32;
| ^^^^^^^^^^ help: try: `f32::from(1u8)`
error: casting u8 to f64 may become silently lossy if types change
--> $DIR/cast_lossless_float.rs:11:5
|
LL | 1u8 as f64;
| ^^^^^^^^^^ help: try: `f64::from(1u8)`
error: casting i16 to f32 may become silently lossy if types change
--> $DIR/cast_lossless_float.rs:12:5
|
LL | 1i16 as f32;
| ^^^^^^^^^^^ help: try: `f32::from(1i16)`
error: casting i16 to f64 may become silently lossy if types change
--> $DIR/cast_lossless_float.rs:13:5
|
LL | 1i16 as f64;
| ^^^^^^^^^^^ help: try: `f64::from(1i16)`
error: casting u16 to f32 may become silently lossy if types change
--> $DIR/cast_lossless_float.rs:14:5
|
LL | 1u16 as f32;
| ^^^^^^^^^^^ help: try: `f32::from(1u16)`
error: casting u16 to f64 may become silently lossy if types change
--> $DIR/cast_lossless_float.rs:15:5
|
LL | 1u16 as f64;
| ^^^^^^^^^^^ help: try: `f64::from(1u16)`
error: casting i32 to f64 may become silently lossy if types change
--> $DIR/cast_lossless_float.rs:16:5
|
LL | 1i32 as f64;
| ^^^^^^^^^^^ help: try: `f64::from(1i32)`
error: casting u32 to f64 may become silently lossy if types change
--> $DIR/cast_lossless_float.rs:17:5
|
LL | 1u32 as f64;
| ^^^^^^^^^^^ help: try: `f64::from(1u32)`
error: aborting due to 10 previous errors