mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-23 21:23:56 +00:00
fix infinite loop when peeling unwrap method calls
This commit is contained in:
y21
parent
b5dcaae844
commit
3930f8b45d
3 changed files with 118 additions and 89 deletions
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@ -118,7 +118,7 @@ enum Sign {
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Uncertain,
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}
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fn expr_sign<'cx>(cx: &LateContext<'cx>, expr: &Expr<'_>, ty: impl Into<Option<Ty<'cx>>>) -> Sign {
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fn expr_sign<'cx, 'tcx>(cx: &LateContext<'cx>, mut expr: &'tcx Expr<'tcx>, ty: impl Into<Option<Ty<'cx>>>) -> Sign {
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// Try evaluate this expr first to see if it's positive
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if let Some(val) = get_const_signed_int_eval(cx, expr, ty) {
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return if val >= 0 { Sign::ZeroOrPositive } else { Sign::Negative };
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@ -134,11 +134,12 @@ fn expr_sign<'cx>(cx: &LateContext<'cx>, expr: &Expr<'_>, ty: impl Into<Option<T
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// Peel unwrap(), expect(), etc.
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while let Some(&found_name) = METHODS_UNWRAP.iter().find(|&name| &method_name == name)
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&& let Some(arglist) = method_chain_args(expr, &[found_name])
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&& let ExprKind::MethodCall(inner_path, ..) = &arglist[0].0.kind
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&& let ExprKind::MethodCall(inner_path, recv, ..) = &arglist[0].0.kind
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{
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// The original type has changed, but we can't use `ty` here anyway, because it has been
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// moved.
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method_name = inner_path.ident.name.as_str();
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expr = recv;
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}
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if METHODS_POW.iter().any(|&name| method_name == name)
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@ -9,7 +9,12 @@
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clippy::cast_sign_loss,
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clippy::cast_possible_wrap
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)]
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#![allow(clippy::cast_abs_to_unsigned, clippy::no_effect, clippy::unnecessary_operation)]
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#![allow(
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clippy::cast_abs_to_unsigned,
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clippy::no_effect,
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clippy::unnecessary_operation,
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clippy::unnecessary_literal_unwrap
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)]
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fn main() {
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// Test clippy::cast_precision_loss
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@ -457,3 +462,8 @@ fn issue11642() {
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//~^ ERROR: casting `i32` to `u32` may lose the sign of the value
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}
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}
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fn issue12506() -> usize {
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let bar: Result<Option<i64>, u32> = Ok(Some(10));
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bar.unwrap().unwrap() as usize
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}
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@ -1,5 +1,5 @@
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error: casting `i32` to `f32` causes a loss of precision (`i32` is 32 bits wide, but `f32`'s mantissa is only 23 bits wide)
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--> tests/ui/cast.rs:17:5
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--> tests/ui/cast.rs:22:5
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LL | x0 as f32;
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| ^^^^^^^^^
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@ -8,37 +8,37 @@ LL | x0 as f32;
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= help: to override `-D warnings` add `#[allow(clippy::cast_precision_loss)]`
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error: casting `i64` to `f32` causes a loss of precision (`i64` is 64 bits wide, but `f32`'s mantissa is only 23 bits wide)
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--> tests/ui/cast.rs:21:5
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--> tests/ui/cast.rs:26:5
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LL | x1 as f32;
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| ^^^^^^^^^
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error: casting `i64` to `f64` causes a loss of precision (`i64` is 64 bits wide, but `f64`'s mantissa is only 52 bits wide)
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--> tests/ui/cast.rs:23:5
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--> tests/ui/cast.rs:28:5
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LL | x1 as f64;
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| ^^^^^^^^^
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error: casting `u32` to `f32` causes a loss of precision (`u32` is 32 bits wide, but `f32`'s mantissa is only 23 bits wide)
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--> tests/ui/cast.rs:26:5
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--> tests/ui/cast.rs:31:5
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LL | x2 as f32;
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| ^^^^^^^^^
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error: casting `u64` to `f32` causes a loss of precision (`u64` is 64 bits wide, but `f32`'s mantissa is only 23 bits wide)
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--> tests/ui/cast.rs:29:5
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--> tests/ui/cast.rs:34:5
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LL | x3 as f32;
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| ^^^^^^^^^
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error: casting `u64` to `f64` causes a loss of precision (`u64` is 64 bits wide, but `f64`'s mantissa is only 52 bits wide)
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--> tests/ui/cast.rs:31:5
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--> tests/ui/cast.rs:36:5
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LL | x3 as f64;
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| ^^^^^^^^^
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error: casting `f32` to `i32` may truncate the value
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--> tests/ui/cast.rs:34:5
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--> tests/ui/cast.rs:39:5
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LL | 1f32 as i32;
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| ^^^^^^^^^^^
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@ -48,7 +48,7 @@ LL | 1f32 as i32;
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= help: to override `-D warnings` add `#[allow(clippy::cast_possible_truncation)]`
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error: casting `f32` to `u32` may truncate the value
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--> tests/ui/cast.rs:36:5
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--> tests/ui/cast.rs:41:5
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LL | 1f32 as u32;
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| ^^^^^^^^^^^
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@ -56,7 +56,7 @@ LL | 1f32 as u32;
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f32` to `u32` may lose the sign of the value
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--> tests/ui/cast.rs:36:5
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--> tests/ui/cast.rs:41:5
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LL | 1f32 as u32;
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| ^^^^^^^^^^^
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@ -65,7 +65,7 @@ LL | 1f32 as u32;
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= help: to override `-D warnings` add `#[allow(clippy::cast_sign_loss)]`
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error: casting `f64` to `f32` may truncate the value
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--> tests/ui/cast.rs:40:5
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--> tests/ui/cast.rs:45:5
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LL | 1f64 as f32;
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| ^^^^^^^^^^^
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@ -73,7 +73,7 @@ LL | 1f64 as f32;
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `i32` to `i8` may truncate the value
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--> tests/ui/cast.rs:42:5
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--> tests/ui/cast.rs:47:5
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LL | 1i32 as i8;
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| ^^^^^^^^^^
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@ -85,7 +85,7 @@ LL | i8::try_from(1i32);
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| ~~~~~~~~~~~~~~~~~~
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error: casting `i32` to `u8` may truncate the value
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--> tests/ui/cast.rs:44:5
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--> tests/ui/cast.rs:49:5
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LL | 1i32 as u8;
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| ^^^^^^^^^^
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@ -97,7 +97,7 @@ LL | u8::try_from(1i32);
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| ~~~~~~~~~~~~~~~~~~
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error: casting `f64` to `isize` may truncate the value
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--> tests/ui/cast.rs:46:5
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--> tests/ui/cast.rs:51:5
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LL | 1f64 as isize;
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| ^^^^^^^^^^^^^
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@ -105,7 +105,7 @@ LL | 1f64 as isize;
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f64` to `usize` may truncate the value
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--> tests/ui/cast.rs:48:5
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--> tests/ui/cast.rs:53:5
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LL | 1f64 as usize;
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| ^^^^^^^^^^^^^
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@ -113,13 +113,13 @@ LL | 1f64 as usize;
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f64` to `usize` may lose the sign of the value
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--> tests/ui/cast.rs:48:5
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--> tests/ui/cast.rs:53:5
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LL | 1f64 as usize;
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| ^^^^^^^^^^^^^
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error: casting `u32` to `u16` may truncate the value
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--> tests/ui/cast.rs:51:5
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--> tests/ui/cast.rs:56:5
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LL | 1f32 as u32 as u16;
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| ^^^^^^^^^^^^^^^^^^
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@ -131,7 +131,7 @@ LL | u16::try_from(1f32 as u32);
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| ~~~~~~~~~~~~~~~~~~~~~~~~~~
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error: casting `f32` to `u32` may truncate the value
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--> tests/ui/cast.rs:51:5
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--> tests/ui/cast.rs:56:5
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LL | 1f32 as u32 as u16;
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| ^^^^^^^^^^^
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@ -139,13 +139,13 @@ LL | 1f32 as u32 as u16;
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f32` to `u32` may lose the sign of the value
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--> tests/ui/cast.rs:51:5
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--> tests/ui/cast.rs:56:5
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LL | 1f32 as u32 as u16;
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| ^^^^^^^^^^^
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error: casting `i32` to `i8` may truncate the value
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--> tests/ui/cast.rs:56:22
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--> tests/ui/cast.rs:61:22
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LL | let _x: i8 = 1i32 as _;
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| ^^^^^^^^^
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@ -157,7 +157,7 @@ LL | let _x: i8 = 1i32.try_into();
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| ~~~~~~~~~~~~~~~
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error: casting `f32` to `i32` may truncate the value
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--> tests/ui/cast.rs:58:9
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--> tests/ui/cast.rs:63:9
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LL | 1f32 as i32;
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| ^^^^^^^^^^^
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@ -165,7 +165,7 @@ LL | 1f32 as i32;
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f64` to `i32` may truncate the value
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--> tests/ui/cast.rs:60:9
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--> tests/ui/cast.rs:65:9
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LL | 1f64 as i32;
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| ^^^^^^^^^^^
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@ -173,7 +173,7 @@ LL | 1f64 as i32;
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f32` to `u8` may truncate the value
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--> tests/ui/cast.rs:62:9
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--> tests/ui/cast.rs:67:9
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LL | 1f32 as u8;
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| ^^^^^^^^^^
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@ -181,13 +181,13 @@ LL | 1f32 as u8;
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f32` to `u8` may lose the sign of the value
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--> tests/ui/cast.rs:62:9
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--> tests/ui/cast.rs:67:9
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LL | 1f32 as u8;
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| ^^^^^^^^^^
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error: casting `u8` to `i8` may wrap around the value
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--> tests/ui/cast.rs:67:5
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--> tests/ui/cast.rs:72:5
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LL | 1u8 as i8;
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| ^^^^^^^^^
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@ -196,31 +196,31 @@ LL | 1u8 as i8;
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= help: to override `-D warnings` add `#[allow(clippy::cast_possible_wrap)]`
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error: casting `u16` to `i16` may wrap around the value
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--> tests/ui/cast.rs:70:5
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--> tests/ui/cast.rs:75:5
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LL | 1u16 as i16;
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| ^^^^^^^^^^^
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error: casting `u32` to `i32` may wrap around the value
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--> tests/ui/cast.rs:72:5
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--> tests/ui/cast.rs:77:5
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LL | 1u32 as i32;
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| ^^^^^^^^^^^
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error: casting `u64` to `i64` may wrap around the value
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--> tests/ui/cast.rs:74:5
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--> tests/ui/cast.rs:79:5
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LL | 1u64 as i64;
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| ^^^^^^^^^^^
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error: casting `usize` to `isize` may wrap around the value
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--> tests/ui/cast.rs:76:5
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--> tests/ui/cast.rs:81:5
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LL | 1usize as isize;
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| ^^^^^^^^^^^^^^^
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error: casting `usize` to `i8` may truncate the value
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--> tests/ui/cast.rs:79:5
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--> tests/ui/cast.rs:84:5
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LL | 1usize as i8;
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| ^^^^^^^^^^^^
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@ -232,7 +232,7 @@ LL | i8::try_from(1usize);
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| ~~~~~~~~~~~~~~~~~~~~
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error: casting `usize` to `i16` may truncate the value
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--> tests/ui/cast.rs:82:5
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--> tests/ui/cast.rs:87:5
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LL | 1usize as i16;
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| ^^^^^^^^^^^^^
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@ -244,7 +244,7 @@ LL | i16::try_from(1usize);
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| ~~~~~~~~~~~~~~~~~~~~~
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error: casting `usize` to `i16` may wrap around the value on targets with 16-bit wide pointers
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--> tests/ui/cast.rs:82:5
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--> tests/ui/cast.rs:87:5
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LL | 1usize as i16;
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| ^^^^^^^^^^^^^
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@ -253,7 +253,7 @@ LL | 1usize as i16;
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= note: for more information see https://doc.rust-lang.org/reference/types/numeric.html#machine-dependent-integer-types
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error: casting `usize` to `i32` may truncate the value on targets with 64-bit wide pointers
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--> tests/ui/cast.rs:87:5
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--> tests/ui/cast.rs:92:5
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LL | 1usize as i32;
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| ^^^^^^^^^^^^^
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@ -265,19 +265,19 @@ LL | i32::try_from(1usize);
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| ~~~~~~~~~~~~~~~~~~~~~
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error: casting `usize` to `i32` may wrap around the value on targets with 32-bit wide pointers
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--> tests/ui/cast.rs:87:5
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--> tests/ui/cast.rs:92:5
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LL | 1usize as i32;
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| ^^^^^^^^^^^^^
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error: casting `usize` to `i64` may wrap around the value on targets with 64-bit wide pointers
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--> tests/ui/cast.rs:91:5
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--> tests/ui/cast.rs:96:5
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LL | 1usize as i64;
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| ^^^^^^^^^^^^^
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error: casting `u16` to `isize` may wrap around the value on targets with 16-bit wide pointers
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--> tests/ui/cast.rs:96:5
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--> tests/ui/cast.rs:101:5
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LL | 1u16 as isize;
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| ^^^^^^^^^^^^^
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@ -286,13 +286,13 @@ LL | 1u16 as isize;
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= note: for more information see https://doc.rust-lang.org/reference/types/numeric.html#machine-dependent-integer-types
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error: casting `u32` to `isize` may wrap around the value on targets with 32-bit wide pointers
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--> tests/ui/cast.rs:100:5
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--> tests/ui/cast.rs:105:5
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LL | 1u32 as isize;
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| ^^^^^^^^^^^^^
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error: casting `u64` to `isize` may truncate the value on targets with 32-bit wide pointers
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--> tests/ui/cast.rs:103:5
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--> tests/ui/cast.rs:108:5
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LL | 1u64 as isize;
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| ^^^^^^^^^^^^^
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@ -304,55 +304,55 @@ LL | isize::try_from(1u64);
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| ~~~~~~~~~~~~~~~~~~~~~
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error: casting `u64` to `isize` may wrap around the value on targets with 64-bit wide pointers
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--> tests/ui/cast.rs:103:5
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--> tests/ui/cast.rs:108:5
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LL | 1u64 as isize;
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| ^^^^^^^^^^^^^
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error: casting `i32` to `u32` may lose the sign of the value
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--> tests/ui/cast.rs:108:5
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--> tests/ui/cast.rs:113:5
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LL | -1i32 as u32;
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| ^^^^^^^^^^^^
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error: casting `isize` to `usize` may lose the sign of the value
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--> tests/ui/cast.rs:111:5
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--> tests/ui/cast.rs:116:5
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|
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LL | -1isize as usize;
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| ^^^^^^^^^^^^^^^^
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error: casting `i8` to `u8` may lose the sign of the value
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--> tests/ui/cast.rs:122:5
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--> tests/ui/cast.rs:127:5
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|
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LL | (i8::MIN).abs() as u8;
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| ^^^^^^^^^^^^^^^^^^^^^
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error: casting `i64` to `u64` may lose the sign of the value
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--> tests/ui/cast.rs:126:5
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--> tests/ui/cast.rs:131:5
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LL | (-1i64).abs() as u64;
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| ^^^^^^^^^^^^^^^^^^^^
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error: casting `isize` to `usize` may lose the sign of the value
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--> tests/ui/cast.rs:127:5
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--> tests/ui/cast.rs:132:5
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LL | (-1isize).abs() as usize;
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| ^^^^^^^^^^^^^^^^^^^^^^^^
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error: casting `i64` to `u64` may lose the sign of the value
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--> tests/ui/cast.rs:134:5
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--> tests/ui/cast.rs:139:5
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LL | (unsafe { (-1i64).checked_abs().unwrap_unchecked() }) as u64;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: casting `i64` to `u64` may lose the sign of the value
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--> tests/ui/cast.rs:149:5
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--> tests/ui/cast.rs:154:5
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LL | (unsafe { (-1i64).checked_isqrt().unwrap_unchecked() }) as u64;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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||||
error: casting `i64` to `i8` may truncate the value
|
||||
--> tests/ui/cast.rs:200:5
|
||||
--> tests/ui/cast.rs:205:5
|
||||
|
|
||||
LL | (-99999999999i64).min(1) as i8;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -364,7 +364,7 @@ LL | i8::try_from((-99999999999i64).min(1));
|
|||
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
||||
|
||||
error: casting `u64` to `u8` may truncate the value
|
||||
--> tests/ui/cast.rs:214:5
|
||||
--> tests/ui/cast.rs:219:5
|
||||
|
|
||||
LL | 999999u64.clamp(0, 256) as u8;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -376,7 +376,7 @@ LL | u8::try_from(999999u64.clamp(0, 256));
|
|||
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
||||
|
||||
error: casting `main::E2` to `u8` may truncate the value
|
||||
--> tests/ui/cast.rs:237:21
|
||||
--> tests/ui/cast.rs:242:21
|
||||
|
|
||||
LL | let _ = self as u8;
|
||||
| ^^^^^^^^^^
|
||||
|
|
@ -388,7 +388,7 @@ LL | let _ = u8::try_from(self);
|
|||
| ~~~~~~~~~~~~~~~~~~
|
||||
|
||||
error: casting `main::E2::B` to `u8` will truncate the value
|
||||
--> tests/ui/cast.rs:239:21
|
||||
--> tests/ui/cast.rs:244:21
|
||||
|
|
||||
LL | let _ = Self::B as u8;
|
||||
| ^^^^^^^^^^^^^
|
||||
|
|
@ -397,7 +397,7 @@ LL | let _ = Self::B as u8;
|
|||
= help: to override `-D warnings` add `#[allow(clippy::cast_enum_truncation)]`
|
||||
|
||||
error: casting `main::E5` to `i8` may truncate the value
|
||||
--> tests/ui/cast.rs:281:21
|
||||
--> tests/ui/cast.rs:286:21
|
||||
|
|
||||
LL | let _ = self as i8;
|
||||
| ^^^^^^^^^^
|
||||
|
|
@ -409,13 +409,13 @@ LL | let _ = i8::try_from(self);
|
|||
| ~~~~~~~~~~~~~~~~~~
|
||||
|
||||
error: casting `main::E5::A` to `i8` will truncate the value
|
||||
--> tests/ui/cast.rs:283:21
|
||||
--> tests/ui/cast.rs:288:21
|
||||
|
|
||||
LL | let _ = Self::A as i8;
|
||||
| ^^^^^^^^^^^^^
|
||||
|
||||
error: casting `main::E6` to `i16` may truncate the value
|
||||
--> tests/ui/cast.rs:300:21
|
||||
--> tests/ui/cast.rs:305:21
|
||||
|
|
||||
LL | let _ = self as i16;
|
||||
| ^^^^^^^^^^^
|
||||
|
|
@ -427,7 +427,7 @@ LL | let _ = i16::try_from(self);
|
|||
| ~~~~~~~~~~~~~~~~~~~
|
||||
|
||||
error: casting `main::E7` to `usize` may truncate the value on targets with 32-bit wide pointers
|
||||
--> tests/ui/cast.rs:319:21
|
||||
--> tests/ui/cast.rs:324:21
|
||||
|
|
||||
LL | let _ = self as usize;
|
||||
| ^^^^^^^^^^^^^
|
||||
|
|
@ -439,7 +439,7 @@ LL | let _ = usize::try_from(self);
|
|||
| ~~~~~~~~~~~~~~~~~~~~~
|
||||
|
||||
error: casting `main::E10` to `u16` may truncate the value
|
||||
--> tests/ui/cast.rs:366:21
|
||||
--> tests/ui/cast.rs:371:21
|
||||
|
|
||||
LL | let _ = self as u16;
|
||||
| ^^^^^^^^^^^
|
||||
|
|
@ -451,7 +451,7 @@ LL | let _ = u16::try_from(self);
|
|||
| ~~~~~~~~~~~~~~~~~~~
|
||||
|
||||
error: casting `u32` to `u8` may truncate the value
|
||||
--> tests/ui/cast.rs:377:13
|
||||
--> tests/ui/cast.rs:382:13
|
||||
|
|
||||
LL | let c = (q >> 16) as u8;
|
||||
| ^^^^^^^^^^^^^^^
|
||||
|
|
@ -463,7 +463,7 @@ LL | let c = u8::try_from(q >> 16);
|
|||
| ~~~~~~~~~~~~~~~~~~~~~
|
||||
|
||||
error: casting `u32` to `u8` may truncate the value
|
||||
--> tests/ui/cast.rs:381:13
|
||||
--> tests/ui/cast.rs:386:13
|
||||
|
|
||||
LL | let c = (q / 1000) as u8;
|
||||
| ^^^^^^^^^^^^^^^^
|
||||
|
|
@ -475,85 +475,85 @@ LL | let c = u8::try_from(q / 1000);
|
|||
| ~~~~~~~~~~~~~~~~~~~~~~
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:393:9
|
||||
--> tests/ui/cast.rs:398:9
|
||||
|
|
||||
LL | (x * x) as u32;
|
||||
| ^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:398:32
|
||||
--> tests/ui/cast.rs:403:32
|
||||
|
|
||||
LL | let _a = |x: i32| -> u32 { (x * x * x * x) as u32 };
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:400:5
|
||||
--> tests/ui/cast.rs:405:5
|
||||
|
|
||||
LL | (2_i32).checked_pow(3).unwrap() as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:401:5
|
||||
--> tests/ui/cast.rs:406:5
|
||||
|
|
||||
LL | (-2_i32).pow(3) as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:406:5
|
||||
--> tests/ui/cast.rs:411:5
|
||||
|
|
||||
LL | (-5_i32 % 2) as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:408:5
|
||||
--> tests/ui/cast.rs:413:5
|
||||
|
|
||||
LL | (-5_i32 % -2) as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:411:5
|
||||
--> tests/ui/cast.rs:416:5
|
||||
|
|
||||
LL | (-2_i32 >> 1) as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:415:5
|
||||
--> tests/ui/cast.rs:420:5
|
||||
|
|
||||
LL | (x * x) as u32;
|
||||
| ^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:416:5
|
||||
--> tests/ui/cast.rs:421:5
|
||||
|
|
||||
LL | (x * x * x) as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i16` to `u16` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:420:5
|
||||
--> tests/ui/cast.rs:425:5
|
||||
|
|
||||
LL | (y * y * y * y * -2) as u16;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i16` to `u16` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:422:5
|
||||
--> tests/ui/cast.rs:427:5
|
||||
|
|
||||
LL | (y * y * y / y * 2) as u16;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i16` to `u16` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:423:5
|
||||
--> tests/ui/cast.rs:428:5
|
||||
|
|
||||
LL | (y * y / y * 2) as u16;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i16` to `u16` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:425:5
|
||||
--> tests/ui/cast.rs:430:5
|
||||
|
|
||||
LL | (y / y * y * -2) as u16;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: equal expressions as operands to `/`
|
||||
--> tests/ui/cast.rs:425:6
|
||||
--> tests/ui/cast.rs:430:6
|
||||
|
|
||||
LL | (y / y * y * -2) as u16;
|
||||
| ^^^^^
|
||||
|
|
@ -561,94 +561,112 @@ LL | (y / y * y * -2) as u16;
|
|||
= note: `#[deny(clippy::eq_op)]` on by default
|
||||
|
||||
error: casting `i16` to `u16` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:428:5
|
||||
--> tests/ui/cast.rs:433:5
|
||||
|
|
||||
LL | (y + y + y + -2) as u16;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i16` to `u16` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:430:5
|
||||
--> tests/ui/cast.rs:435:5
|
||||
|
|
||||
LL | (y + y + y + 2) as u16;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i16` to `u16` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:434:5
|
||||
--> tests/ui/cast.rs:439:5
|
||||
|
|
||||
LL | (z + -2) as u16;
|
||||
| ^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i16` to `u16` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:436:5
|
||||
--> tests/ui/cast.rs:441:5
|
||||
|
|
||||
LL | (z + z + 2) as u16;
|
||||
| ^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:439:9
|
||||
--> tests/ui/cast.rs:444:9
|
||||
|
|
||||
LL | (a * a * b * b * c * c) as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:440:9
|
||||
--> tests/ui/cast.rs:445:9
|
||||
|
|
||||
LL | (a * b * c) as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:442:9
|
||||
--> tests/ui/cast.rs:447:9
|
||||
|
|
||||
LL | (a * -b * c) as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:444:9
|
||||
--> tests/ui/cast.rs:449:9
|
||||
|
|
||||
LL | (a * b * c * c) as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:445:9
|
||||
--> tests/ui/cast.rs:450:9
|
||||
|
|
||||
LL | (a * -2) as u32;
|
||||
| ^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:447:9
|
||||
--> tests/ui/cast.rs:452:9
|
||||
|
|
||||
LL | (a * b * c * -2) as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:449:9
|
||||
--> tests/ui/cast.rs:454:9
|
||||
|
|
||||
LL | (a / b) as u32;
|
||||
| ^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:450:9
|
||||
--> tests/ui/cast.rs:455:9
|
||||
|
|
||||
LL | (a / b * c) as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:452:9
|
||||
--> tests/ui/cast.rs:457:9
|
||||
|
|
||||
LL | (a / b + b * c) as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:454:9
|
||||
--> tests/ui/cast.rs:459:9
|
||||
|
|
||||
LL | a.saturating_pow(3) as u32;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: casting `i32` to `u32` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:456:9
|
||||
--> tests/ui/cast.rs:461:9
|
||||
|
|
||||
LL | (a.abs() * b.pow(2) / c.abs()) as u32
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: aborting due to 85 previous errors
|
||||
error: casting `i64` to `usize` may truncate the value on targets with 32-bit wide pointers
|
||||
--> tests/ui/cast.rs:468:5
|
||||
|
|
||||
LL | bar.unwrap().unwrap() as usize
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
||||
= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
|
||||
help: ... or use `try_from` and handle the error accordingly
|
||||
|
|
||||
LL | usize::try_from(bar.unwrap().unwrap())
|
||||
|
|
||||
|
||||
error: casting `i64` to `usize` may lose the sign of the value
|
||||
--> tests/ui/cast.rs:468:5
|
||||
|
|
||||
LL | bar.unwrap().unwrap() as usize
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: aborting due to 87 previous errors
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue