Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 72 insertions, 0 deletions

diff --git a/tests/ui/error-codes/E0017.stderr b/tests/ui/error-codes/E0017.stderr
new file mode 100644
index 000000000..6e48f9582
--- /dev/null
+++ b/tests/ui/error-codes/E0017.stderr
@@ -0,0 +1,72 @@
+warning: taking a mutable reference to a `const` item
+  --> $DIR/E0017.rs:5:30
+   |
+LL | const CR: &'static mut i32 = &mut C;
+   |                              ^^^^^^
+   |
+   = note: each usage of a `const` item creates a new temporary
+   = note: the mutable reference will refer to this temporary, not the original `const` item
+note: `const` item defined here
+  --> $DIR/E0017.rs:2:1
+   |
+LL | const C: i32 = 2;
+   | ^^^^^^^^^^^^
+   = note: `#[warn(const_item_mutation)]` on by default
+
+error[E0764]: mutable references are not allowed in the final value of constants
+  --> $DIR/E0017.rs:5:30
+   |
+LL | const CR: &'static mut i32 = &mut C;
+   |                              ^^^^^^
+
+error[E0658]: mutation through a reference is not allowed in statics
+  --> $DIR/E0017.rs:7:39
+   |
+LL | static STATIC_REF: &'static mut i32 = &mut X;
+   |                                       ^^^^^^
+   |
+   = note: see issue #57349 <https://github.com/rust-lang/rust/issues/57349> for more information
+   = help: add `#![feature(const_mut_refs)]` to the crate attributes to enable
+
+error[E0764]: mutable references are not allowed in the final value of statics
+  --> $DIR/E0017.rs:7:39
+   |
+LL | static STATIC_REF: &'static mut i32 = &mut X;
+   |                                       ^^^^^^
+
+error[E0596]: cannot borrow immutable static item `X` as mutable
+  --> $DIR/E0017.rs:7:39
+   |
+LL | static STATIC_REF: &'static mut i32 = &mut X;
+   |                                       ^^^^^^ cannot borrow as mutable
+
+warning: taking a mutable reference to a `const` item
+  --> $DIR/E0017.rs:11:38
+   |
+LL | static CONST_REF: &'static mut i32 = &mut C;
+   |                                      ^^^^^^
+   |
+   = note: each usage of a `const` item creates a new temporary
+   = note: the mutable reference will refer to this temporary, not the original `const` item
+note: `const` item defined here
+  --> $DIR/E0017.rs:2:1
+   |
+LL | const C: i32 = 2;
+   | ^^^^^^^^^^^^
+
+error[E0764]: mutable references are not allowed in the final value of statics
+  --> $DIR/E0017.rs:11:38
+   |
+LL | static CONST_REF: &'static mut i32 = &mut C;
+   |                                      ^^^^^^
+
+error[E0764]: mutable references are not allowed in the final value of statics
+  --> $DIR/E0017.rs:13:52
+   |
+LL | static STATIC_MUT_REF: &'static mut i32 = unsafe { &mut M };
+   |                                                    ^^^^^^
+
+error: aborting due to 6 previous errors; 2 warnings emitted
+
+Some errors have detailed explanations: E0596, E0658, E0764.
+For more information about an error, try `rustc --explain E0596`.