diff options
Diffstat (limited to 'tests/ui/pattern/usefulness/issue-80501-or-pat-and-macro.rs')
-rw-r--r-- | tests/ui/pattern/usefulness/issue-80501-or-pat-and-macro.rs | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/tests/ui/pattern/usefulness/issue-80501-or-pat-and-macro.rs b/tests/ui/pattern/usefulness/issue-80501-or-pat-and-macro.rs new file mode 100644 index 000000000..aac7d7d53 --- /dev/null +++ b/tests/ui/pattern/usefulness/issue-80501-or-pat-and-macro.rs @@ -0,0 +1,27 @@ +// check-pass +#![deny(unreachable_patterns)] +pub enum TypeCtor { + Slice, + Array, +} + +pub struct ApplicationTy(TypeCtor); + +macro_rules! ty_app { + ($ctor:pat) => { + ApplicationTy($ctor) + }; +} + +fn _foo(ty: ApplicationTy) { + match ty { + ty_app!(TypeCtor::Array) | ty_app!(TypeCtor::Slice) => {} + } + + // same as above, with the macro expanded + match ty { + ApplicationTy(TypeCtor::Array) | ApplicationTy(TypeCtor::Slice) => {} + } +} + +fn main() {} |