rust-clippy/tests/ui/suspicious_xor_used_as_pow.rs

41 lines
1 KiB
Rust

#![allow(unused)]
#![warn(clippy::suspicious_xor_used_as_pow)]
#![allow(clippy::eq_op)]
//@no-rustfix
macro_rules! macro_test {
() => {
13
};
}
macro_rules! macro_test_inside {
() => {
1 ^ 2 // should warn even if inside macro
};
}
fn main() {
// Should warn:
let _ = 2 ^ 5;
//~^ ERROR: `^` is not the exponentiation operator
//~| NOTE: `-D clippy::suspicious-xor-used-as-pow` implied by `-D warnings`
let _ = 2i32 ^ 9i32;
//~^ ERROR: `^` is not the exponentiation operator
let _ = 2i32 ^ 2i32;
//~^ ERROR: `^` is not the exponentiation operator
let _ = 50i32 ^ 3i32;
//~^ ERROR: `^` is not the exponentiation operator
let _ = 5i32 ^ 8i32;
//~^ ERROR: `^` is not the exponentiation operator
let _ = 2i32 ^ 32i32;
//~^ ERROR: `^` is not the exponentiation operator
macro_test_inside!();
// Should not warn:
let x = 0x02;
let _ = x ^ 2;
let _ = 2 ^ x;
let _ = x ^ 5;
let _ = 10 ^ 0b0101;
let _ = 2i32 ^ macro_test!();
}