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