mirror of
https://github.com/rust-lang/rust-clippy
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38d4ac7cea
Discussion previously happened in https://github.com/rust-lang/rust/pull/43498
309 lines
7.3 KiB
Text
309 lines
7.3 KiB
Text
error: index out of bounds: the len is 4 but the index is 4
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--> $DIR/indexing_slicing.rs:16:5
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LL | x[4]; // Ok, let rustc's `const_err` lint handle `usize` indexing on arrays.
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| ^^^^
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= note: #[deny(const_err)] on by default
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error: index out of bounds: the len is 4 but the index is 8
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--> $DIR/indexing_slicing.rs:17:5
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LL | x[1 << 3]; // Ok, let rustc's `const_err` lint handle `usize` indexing on arrays.
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| ^^^^^^^^^
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error: index out of bounds: the len is 0 but the index is 0
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--> $DIR/indexing_slicing.rs:47:5
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LL | empty[0]; // Ok, let rustc's `const_err` lint handle `usize` indexing on arrays.
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| ^^^^^^^^
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error: index out of bounds: the len is 4 but the index is 15
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--> $DIR/indexing_slicing.rs:78:5
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LL | x[N]; // Ok, let rustc's `const_err` lint handle `usize` indexing on arrays.
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| ^^^^
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error: indexing may panic.
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--> $DIR/indexing_slicing.rs:11:5
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LL | x[index];
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| ^^^^^^^^
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= note: `-D clippy::indexing-slicing` implied by `-D warnings`
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= help: Consider using `.get(n)` or `.get_mut(n)` instead
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:12:6
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LL | &x[index..];
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| ^^^^^^^^^^
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= help: Consider using `.get(n..)` or .get_mut(n..)` instead
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:13:6
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LL | &x[..index];
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| ^^^^^^^^^^
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= help: Consider using `.get(..n)`or `.get_mut(..n)` instead
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:14:6
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LL | &x[index_from..index_to];
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| ^^^^^^^^^^^^^^^^^^^^^^^
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= help: Consider using `.get(n..m)` or `.get_mut(n..m)` instead
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:15:6
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LL | &x[index_from..][..index_to]; // Two lint reports, one for [index_from..] and another for [..index_to].
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= help: Consider using `.get(..n)`or `.get_mut(..n)` instead
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:15:6
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LL | &x[index_from..][..index_to]; // Two lint reports, one for [index_from..] and another for [..index_to].
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| ^^^^^^^^^^^^^^^
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= help: Consider using `.get(n..)` or .get_mut(n..)` instead
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:18:11
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LL | &x[..=4];
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| ^
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= note: `-D clippy::out-of-bounds-indexing` implied by `-D warnings`
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:19:11
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LL | &x[1..5];
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| ^
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:20:6
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LL | &x[5..][..10]; // Two lint reports, one for [5..] and another for [..10].
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| ^^^^^^^^^^^^
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= help: Consider using `.get(..n)`or `.get_mut(..n)` instead
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:20:8
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LL | &x[5..][..10]; // Two lint reports, one for [5..] and another for [..10].
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| ^
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:21:8
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LL | &x[5..];
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| ^
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:22:10
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LL | &x[..5];
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| ^
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:23:8
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LL | &x[5..].iter().map(|x| 2 * x).collect::<Vec<i32>>();
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| ^
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:24:12
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LL | &x[0..=4];
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| ^
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:25:6
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LL | &x[0..][..3];
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| ^^^^^^^^^^^
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= help: Consider using `.get(..n)`or `.get_mut(..n)` instead
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:26:6
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LL | &x[1..][..5];
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| ^^^^^^^^^^^
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= help: Consider using `.get(..n)`or `.get_mut(..n)` instead
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error: indexing may panic.
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--> $DIR/indexing_slicing.rs:39:5
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LL | y[0];
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| ^^^^
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= help: Consider using `.get(n)` or `.get_mut(n)` instead
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:40:6
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LL | &y[1..2];
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| ^^^^^^^
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= help: Consider using `.get(n..m)` or `.get_mut(n..m)` instead
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:41:6
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LL | &y[0..=4];
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| ^^^^^^^^
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= help: Consider using `.get(n..m)` or `.get_mut(n..m)` instead
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:42:6
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LL | &y[..=4];
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| ^^^^^^^
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= help: Consider using `.get(..n)`or `.get_mut(..n)` instead
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:48:12
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LL | &empty[1..5];
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| ^
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:49:16
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LL | &empty[0..=4];
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| ^
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:50:15
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LL | &empty[..=4];
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| ^
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:51:12
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LL | &empty[1..];
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| ^
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:52:14
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LL | &empty[..4];
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| ^
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:53:16
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LL | &empty[0..=0];
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| ^
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:54:15
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LL | &empty[..=0];
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| ^
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error: indexing may panic.
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--> $DIR/indexing_slicing.rs:62:5
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LL | v[0];
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| ^^^^
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= help: Consider using `.get(n)` or `.get_mut(n)` instead
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error: indexing may panic.
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--> $DIR/indexing_slicing.rs:63:5
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LL | v[10];
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| ^^^^^
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= help: Consider using `.get(n)` or `.get_mut(n)` instead
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error: indexing may panic.
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--> $DIR/indexing_slicing.rs:64:5
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LL | v[1 << 3];
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| ^^^^^^^^^
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= help: Consider using `.get(n)` or `.get_mut(n)` instead
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:65:6
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LL | &v[10..100];
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| ^^^^^^^^^^
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= help: Consider using `.get(n..m)` or `.get_mut(n..m)` instead
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:66:6
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LL | &x[10..][..100]; // Two lint reports, one for [10..] and another for [..100].
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| ^^^^^^^^^^^^^^
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= help: Consider using `.get(..n)`or `.get_mut(..n)` instead
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:66:8
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LL | &x[10..][..100]; // Two lint reports, one for [10..] and another for [..100].
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| ^^
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:67:6
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LL | &v[10..];
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| ^^^^^^^
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= help: Consider using `.get(n..)` or .get_mut(n..)` instead
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error: slicing may panic.
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--> $DIR/indexing_slicing.rs:68:6
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LL | &v[..100];
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| ^^^^^^^^
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= help: Consider using `.get(..n)`or `.get_mut(..n)` instead
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error: indexing may panic.
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--> $DIR/indexing_slicing.rs:80:5
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LL | v[N];
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| ^^^^
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= help: Consider using `.get(n)` or `.get_mut(n)` instead
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error: indexing may panic.
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--> $DIR/indexing_slicing.rs:81:5
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LL | v[M];
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| ^^^^
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= help: Consider using `.get(n)` or `.get_mut(n)` instead
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:85:13
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LL | &x[num..10]; // should trigger out of bounds error
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| ^^
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error: range is out of bounds
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--> $DIR/indexing_slicing.rs:86:8
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LL | &x[10..num]; // should trigger out of bounds error
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| ^^
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error: aborting due to 43 previous errors
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