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// Matching against float literals should result in a linter error
#![feature(exclusive_range_pattern)]
#![feature(half_open_range_patterns)]
#![allow(unused)]
#![forbid(illegal_floating_point_literal_pattern)]
fn main() {
let x = 42.0;
match x {
5.0 => {}, //~ ERROR floating-point types cannot be used in patterns
//~| WARNING hard error
5.0f32 => {}, //~ ERROR floating-point types cannot be used in patterns
//~| WARNING hard error
-5.0 => {}, //~ ERROR floating-point types cannot be used in patterns
//~| WARNING hard error
1.0 .. 33.0 => {}, //~ ERROR floating-point types cannot be used in patterns
//~| WARNING hard error
//~| ERROR floating-point types cannot be used in patterns
//~| WARNING hard error
39.0 ..= 70.0 => {}, //~ ERROR floating-point types cannot be used in patterns
//~| ERROR floating-point types cannot be used in patterns
//~| WARNING hard error
//~| WARNING hard error
..71.0 => {}
//~^ ERROR floating-point types cannot be used in patterns
//~| WARNING this was previously accepted by the compiler
..=72.0 => {}
//~^ ERROR floating-point types cannot be used in patterns
//~| WARNING this was previously accepted by the compiler
71.0.. => {}
//~^ ERROR floating-point types cannot be used in patterns
//~| WARNING this was previously accepted by the compiler
_ => {},
};
let y = 5.0;
// Same for tuples
match (x, 5) {
(3.14, 1) => {}, //~ ERROR floating-point types cannot be used
//~| WARNING hard error
_ => {},
}
// Or structs
struct Foo { x: f32 };
match (Foo { x }) {
Foo { x: 2.0 } => {}, //~ ERROR floating-point types cannot be used
//~| WARNING hard error
_ => {},
}
}
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