diff options
Diffstat (limited to 'src/test/ui/consts/const_in_pattern/incomplete-slice.rs')
-rw-r--r-- | src/test/ui/consts/const_in_pattern/incomplete-slice.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/test/ui/consts/const_in_pattern/incomplete-slice.rs b/src/test/ui/consts/const_in_pattern/incomplete-slice.rs new file mode 100644 index 000000000..e1ccda71d --- /dev/null +++ b/src/test/ui/consts/const_in_pattern/incomplete-slice.rs @@ -0,0 +1,15 @@ +#[derive(PartialEq)] +enum E { + A, +} + +const E_SL: &[E] = &[E::A]; + +fn main() { + match &[][..] { + //~^ ERROR non-exhaustive patterns: `&_` not covered [E0004] + E_SL => {} + //~^ WARN to use a constant of type `E` in a pattern, `E` must be annotated with `#[derive(PartialEq, Eq)]` + //~| WARN this was previously accepted by the compiler but is being phased out + } +} |