diff options
Diffstat (limited to 'src/test/ui/uninhabited/uninhabited-matches-feature-gated.rs')
-rw-r--r-- | src/test/ui/uninhabited/uninhabited-matches-feature-gated.rs | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/src/test/ui/uninhabited/uninhabited-matches-feature-gated.rs b/src/test/ui/uninhabited/uninhabited-matches-feature-gated.rs deleted file mode 100644 index e804afcf9..000000000 --- a/src/test/ui/uninhabited/uninhabited-matches-feature-gated.rs +++ /dev/null @@ -1,39 +0,0 @@ -use std::mem::zeroed; -enum Void {} - -fn main() { - let x: Result<u32, &'static Void> = Ok(23); - let _ = match x { //~ ERROR non-exhaustive - Ok(n) => n, - }; - - // This is pretty much instant UB. However, we have no choice -- we need to - // test matching on a reference to `&Void`; we cannot do anything other than - // just accept the fact that this is UB if `main` did run, but it doesn't; - // this test only checks that these are feature-gated. - let x: &Void = unsafe { zeroed() }; - let _ = match x {}; //~ ERROR non-exhaustive - - let x: (Void,) = unsafe { zeroed() }; - let _ = match x {}; //~ ERROR non-exhaustive - - let x: [Void; 1] = unsafe { zeroed() }; - let _ = match x {}; //~ ERROR non-exhaustive - - let x: &[Void] = unsafe { zeroed() }; - let _ = match x { //~ ERROR non-exhaustive - &[] => (), - }; - - let x: Void = unsafe { zeroed() }; - let _ = match x {}; // okay - - let x: Result<u32, Void> = Ok(23); - let _ = match x { //~ ERROR non-exhaustive - Ok(x) => x, - }; - - let x: Result<u32, Void> = Ok(23); - let Ok(x) = x; - //~^ ERROR refutable -} |