mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-25 04:23:22 +00:00
31 lines
927 B
Rust
31 lines
927 B
Rust
#![feature(plugin)]
|
|
#![plugin(clippy)]
|
|
#![deny(mut_mut, zero_ptr, cmp_nan)]
|
|
#![allow(dead_code)]
|
|
|
|
#[macro_use]
|
|
extern crate lazy_static;
|
|
|
|
use std::collections::HashMap;
|
|
|
|
// ensure that we don't suggest `is_nan` and `is_null` inside constants
|
|
// FIXME: once const fn is stable, suggest these functions again in constants
|
|
const BAA: *const i32 = 0 as *const i32;
|
|
static mut BAR: *const i32 = BAA;
|
|
static mut FOO: *const i32 = 0 as *const i32;
|
|
static mut BUH: bool = 42.0 < std::f32::NAN;
|
|
|
|
#[allow(unused_variables, unused_mut)]
|
|
fn main() {
|
|
lazy_static! {
|
|
static ref MUT_MAP : HashMap<usize, &'static str> = {
|
|
let mut m = HashMap::new();
|
|
m.insert(0, "zero");
|
|
m
|
|
};
|
|
static ref MUT_COUNT : usize = MUT_MAP.len();
|
|
}
|
|
assert_eq!(*MUT_COUNT, 1);
|
|
// FIXME: don't lint in array length, requires `check_body`
|
|
//let _ = [""; (42.0 < std::f32::NAN) as usize];
|
|
}
|