also test non-extern uninhabited statics

Author: RalfJung

src/test/ui/statics/uninhabited-static.rs

@@ -9,4 +9,9 @@ extern {
     //~| WARN: previously accepted
 }
 
+static VOID2: Void = unsafe { std::mem::transmute(()) }; //~ ERROR static of uninhabited type
+//~| WARN: previously accepted
+static NEVER2: Void = unsafe { std::mem::transmute(()) }; //~ ERROR static of uninhabited type
+//~| WARN: previously accepted
+
 fn main() {}

src/test/ui/statics/uninhabited-static.stderr

@@ -23,5 +23,25 @@ LL |     static NEVER: !;
    = note: for more information, see issue #74840 <https://github.com/rust-lang/rust/issues/74840>
    = note: uninhabited statics cannot be initialized, and any access would be an immediate error
 
-error: aborting due to 2 previous errors
+error: static of uninhabited type
+  --> $DIR/uninhabited-static.rs:12:1
+   |
+LL | static VOID2: Void = unsafe { std::mem::transmute(()) };
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
+   = note: for more information, see issue #74840 <https://github.com/rust-lang/rust/issues/74840>
+   = note: uninhabited statics cannot be initialized, and any access would be an immediate error
+
+error: static of uninhabited type
+  --> $DIR/uninhabited-static.rs:14:1
+   |
+LL | static NEVER2: Void = unsafe { std::mem::transmute(()) };
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
+   = note: for more information, see issue #74840 <https://github.com/rust-lang/rust/issues/74840>
+   = note: uninhabited statics cannot be initialized, and any access would be an immediate error
+
+error: aborting due to 4 previous errors