src/test/ui/rfc-2008-non-exhaustive/uninhabited/issue-65157-repeated-match-arm.rs

   1 // aux-build:uninhabited.rs
   2 #![deny(unreachable_patterns)]
   3 #![feature(never_type)]
   4 #![feature(non_exhaustive)]
   5
   6 extern crate uninhabited;
   7
   8 use uninhabited::PartiallyInhabitedVariants;
   9
  10 // This test checks a redundant/useless pattern of a non-exhaustive enum/variant is still
  11 // warned against.
  12
  13 pub fn foo(x: PartiallyInhabitedVariants) {
  14     match x {
  15         PartiallyInhabitedVariants::Struct { .. } => {},
  16         PartiallyInhabitedVariants::Struct { .. } => {},
  17         //~^ ERROR unreachable pattern
  18         _ => {},
  19     }
  20 }
  21
  22 fn main() { }