rust/tests/ui/lint/warn-path-statement.rs

//@ compile-flags: -D path-statements
struct Droppy;

impl Drop for Droppy {
    fn drop(&mut self) {}
}

fn main() {
    let x = 10;
    x; //~ ERROR path statement with no effect

    let y = Droppy;
    y; //~ ERROR path statement drops value

    let z = (Droppy,);
    z; //~ ERROR path statement drops value
}
rustc: Remove deprecated lint names These were all renamed quite some time ago, so remove their old names from the compiler. 2015-01-20 19:20:22 +00:00			`//@ compile-flags: -D path-statements`
Lint path statements to use drop for drop types 2020-08-02 14:30:09 +00:00			`struct Droppy;`

			`impl Drop for Droppy {`
			`fn drop(&mut self) {}`
			`}`
Add check for path-statements, close #400. 2012-04-26 20:47:13 +00:00
Lint path statements to use drop for drop types 2020-08-02 14:30:09 +00:00			`fn main() {`
Kill more `isize`s 2015-01-31 16:23:42 +00:00			`let x = 10;`
change the test suite `//! kind` syntax to `//~ kind` in order to avoid a conflict with the new single-line-sugared-inner-doc-comment (`//! ...`). 2012-06-30 11:23:59 +00:00			`x; //~ ERROR path statement with no effect`
Lint path statements to use drop for drop types 2020-08-02 14:30:09 +00:00
			`let y = Droppy;`
			`y; //~ ERROR path statement drops value`

			`let z = (Droppy,);`
			`z; //~ ERROR path statement drops value`
librustc: Replace `impl Type : Trait` with `impl Trait for Type`. rs=implflipping 2013-02-14 19:47:00 +00:00			`}`