Gather together usefulness tests

I took most tests that were testing only for match exhaustiveness,
pattern refutability or match arm reachability, and put them in
the same test folder.

4 files changed, 0 insertions, 59 deletions

diff --git a/src/test/ui/structs/struct-like-enum-nonexhaustive.rs b/src/test/ui/structs/struct-like-enum-nonexhaustive.rs
deleted file mode 100644
index b1fc0f5ad3e..00000000000
--- a/src/test/ui/structs/struct-like-enum-nonexhaustive.rs
+++ /dev/null
@@ -1,12 +0,0 @@
-enum A {
-    B { x: Option<isize> },
-    C
-}
-
-fn main() {
-    let x = A::B { x: Some(3) };
-    match x {   //~ ERROR non-exhaustive patterns
-        A::C => {}
-        A::B { x: None } => {}
-    }
-}
diff --git a/src/test/ui/structs/struct-like-enum-nonexhaustive.stderr b/src/test/ui/structs/struct-like-enum-nonexhaustive.stderr
deleted file mode 100644
index d6b5af17964..00000000000
--- a/src/test/ui/structs/struct-like-enum-nonexhaustive.stderr
+++ /dev/null
@@ -1,18 +0,0 @@
-error[E0004]: non-exhaustive patterns: `B { x: Some(_) }` not covered
-  --> $DIR/struct-like-enum-nonexhaustive.rs:8:11
-   |
-LL | / enum A {
-LL | |     B { x: Option<isize> },
-   | |     - not covered
-LL | |     C
-LL | | }
-   | |_- `A` defined here
-...
-LL |       match x {
-   |             ^ pattern `B { x: Some(_) }` not covered
-   |
-   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
-
-error: aborting due to previous error
-
-For more information about this error, try `rustc --explain E0004`.
diff --git a/src/test/ui/structs/struct-pattern-match-useless.rs b/src/test/ui/structs/struct-pattern-match-useless.rs
deleted file mode 100644
index 93f0a931761..00000000000
--- a/src/test/ui/structs/struct-pattern-match-useless.rs
+++ /dev/null
@@ -1,15 +0,0 @@
-#![deny(unreachable_patterns)]
-
-struct Foo {
-    x: isize,
-    y: isize,
-}
-
-pub fn main() {
-    let a = Foo { x: 1, y: 2 };
-    match a {
-        Foo { x: _x, y: _y } => (),
-        Foo { .. } => () //~ ERROR unreachable pattern
-    }
-
-}
diff --git a/src/test/ui/structs/struct-pattern-match-useless.stderr b/src/test/ui/structs/struct-pattern-match-useless.stderr
deleted file mode 100644
index 5b0c9305448..00000000000
--- a/src/test/ui/structs/struct-pattern-match-useless.stderr
+++ /dev/null
@@ -1,14 +0,0 @@
-error: unreachable pattern
-  --> $DIR/struct-pattern-match-useless.rs:12:9
-   |
-LL |         Foo { .. } => ()
-   |         ^^^^^^^^^^
-   |
-note: lint level defined here
-  --> $DIR/struct-pattern-match-useless.rs:1:9
-   |
-LL | #![deny(unreachable_patterns)]
-   |         ^^^^^^^^^^^^^^^^^^^^
-
-error: aborting due to previous error
-