rust/src/test/ui/consts/packed_pattern2.rs
Tomasz Miąsko 427952e808 Make error and warning annotations mandatory in UI tests
This change makes error and warning annotations mandatory in UI tests.
The only exception are tests that use error patterns to match compiler
output and don't have any annotations.
2019-11-10 21:01:02 +01:00

27 lines
434 B
Rust

// run-pass
#[derive(PartialEq, Eq, Copy, Clone)]
#[repr(packed)]
struct Foo {
field: (u8, u16),
}
#[derive(PartialEq, Eq, Copy, Clone)]
#[repr(align(2))]
struct Bar {
a: Foo,
}
const FOO: Bar = Bar {
a: Foo {
field: (5, 6),
}
};
fn main() {
match FOO {
Bar { a: Foo { field: (5, 6) } } => {},
FOO => unreachable!(), //~ WARNING unreachable pattern
_ => unreachable!(),
}
}