[rustc.git] / src / tools / clippy / src / docs / transmute_float_to_int.txt

### What it does
Checks for transmutes from a float to an integer.

### Why is this bad?
Transmutes are dangerous and error-prone, whereas `to_bits` is intuitive
and safe.

### Example
```
unsafe {
    let _: u32 = std::mem::transmute(1f32);
}

// should be:
let _: u32 = 1f32.to_bits();
```
Commit	Line	Data
f2b60f7d FG	1	### What it does
	2	Checks for transmutes from a float to an integer.
	3
	4	### Why is this bad?
	5	Transmutes are dangerous and error-prone, whereas `to_bits` is intuitive
	6	and safe.
	7
	8	### Example
	9	```
	10	unsafe {
	11	let _: u32 = std::mem::transmute(1f32);
	12	}
	13
	14	// should be:
	15	let _: u32 = 1f32.to_bits();
	16	```