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rust/tests/ui/slow_vector_initialization.stderr

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Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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error: detected slow zero-filling initialization
Add unsafe set_len initialization
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--> $DIR/slow_vector_initialization.rs:22:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
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22 | let mut vec1 = Vec::with_capacity(len);
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^^^^^^^^^-----------------------^
| |
| help: consider replacing with: `vec![0; ..]`
|
= note: `-D clippy::slow-vector-initialization` implied by `-D warnings`
Add unsafe set_len initialization
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note: extended at
--> $DIR/slow_vector_initialization.rs:23:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
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23 | vec1.extend(repeat(0).take(len));
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: detected slow zero-filling initialization
Add unsafe set_len initialization
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--> $DIR/slow_vector_initialization.rs:26:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
Add unsafe set_len initialization
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26 | let mut vec2 = Vec::with_capacity(len - 10);
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^^^^^^^^^----------------------------^
| |
| help: consider replacing with: `vec![0; ..]`
|
Add unsafe set_len initialization
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note: extended at
--> $DIR/slow_vector_initialization.rs:27:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
Add unsafe set_len initialization
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27 | vec2.extend(repeat(0).take(len - 10));
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: detected slow zero-filling initialization
Add unsafe set_len initialization
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--> $DIR/slow_vector_initialization.rs:39:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
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39 | let mut resized_vec = Vec::with_capacity(30);
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^^^^^^^^^^^^^^^^----------------------^
| |
| help: consider replacing with: `vec![0; ..]`
|
Add unsafe set_len initialization
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note: resized at
--> $DIR/slow_vector_initialization.rs:42:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
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42 | resized_vec.resize(30, 0);
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
error: detected slow zero-filling initialization
Add unsafe set_len initialization
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--> $DIR/slow_vector_initialization.rs:40:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
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40 | let mut extend_vec = Vec::with_capacity(30);
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^^^^^^^^^^^^^^^----------------------^
| |
| help: consider replacing with: `vec![0; ..]`
|
Add unsafe set_len initialization
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note: extended at
--> $DIR/slow_vector_initialization.rs:44:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
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44 | extend_vec.extend(repeat(0).take(30));
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: detected slow zero-filling initialization
Add unsafe set_len initialization
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--> $DIR/slow_vector_initialization.rs:50:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
Add unsafe set_len initialization
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50 | let mut vec1 = Vec::with_capacity(len);
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^^^^^^^^^-----------------------^
| |
| help: consider replacing with: `vec![0; ..]`
|
Add unsafe set_len initialization
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note: resized at
--> $DIR/slow_vector_initialization.rs:51:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
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51 | vec1.resize(len, 0);
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^^^^^^^^^^^^^
error: detected slow zero-filling initialization
Add unsafe set_len initialization
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--> $DIR/slow_vector_initialization.rs:58:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
Add unsafe set_len initialization
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58 | let mut vec3 = Vec::with_capacity(len - 10);
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^^^^^^^^^----------------------------^
| |
| help: consider replacing with: `vec![0; ..]`
|
Add unsafe set_len initialization
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note: resized at
--> $DIR/slow_vector_initialization.rs:59:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
Add unsafe set_len initialization
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59 | vec3.resize(len - 10, 0);
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^^^^^^^^^^^^^^^^^^
error: detected slow zero-filling initialization
Add unsafe set_len initialization
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--> $DIR/slow_vector_initialization.rs:62:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
Add unsafe set_len initialization
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62 | vec1 = Vec::with_capacity(10);
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^----------------------
| |
| help: consider replacing with: `vec![0; ..]`
|
Add unsafe set_len initialization
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note: resized at
--> $DIR/slow_vector_initialization.rs:63:5
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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|
Add unsafe set_len initialization
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63 | vec1.resize(10, 0);
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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| ^^^^^^^^^^^^^^^^^^
Add unsafe set_len initialization
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error: detected slow zero-filling initialization
--> $DIR/slow_vector_initialization.rs:67:5
|
67 | let mut unsafe_vec: Vec<u8> = Vec::with_capacity(200);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-----------------------^
| |
| help: consider replacing with: `vec![0; ..]`
|
note: changed len at
--> $DIR/slow_vector_initialization.rs:70:9
|
70 | unsafe_vec.set_len(200);
| ^^^^^^^^^^^^^^^^^^^^^^^
error: aborting due to 8 previous errors
Add slow zero-filled vector initialization lint Add lint to detect slow zero-filled vector initialization. It detects when a vector is zero-filled with extended with `repeat(0).take(len)` or `resize(len, 0)`. This zero-fillings are usually slower than simply using `vec![0; len]`.
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