Update and bless tests for copy intrinsic

Author: usbalbin

src/test/ui/consts/copy-intrinsic.rs

@@ -24,32 +24,27 @@ const COPY_OOB_1: () = unsafe {
     let mut x = 0i32;
     let dangle = (&mut x as *mut i32).wrapping_add(10);
     // Even if the first ptr is an int ptr and this is a ZST copy, we should detect dangling 2nd ptrs.
-    copy_nonoverlapping(0x100 as *const i32, dangle, 0); //~ ERROR any use of this value will cause an error
-    //~| memory access failed: pointer must be in-bounds
-    //~| previously accepted
+    copy_nonoverlapping(0x100 as *const i32, dangle, 0); //~ evaluation of constant value failed [E0080]
 };
 const COPY_OOB_2: () = unsafe {
     let x = 0i32;
     let dangle = (&x as *const i32).wrapping_add(10);
     // Even if the second ptr is an int ptr and this is a ZST copy, we should detect dangling 1st ptrs.
-    copy_nonoverlapping(dangle, 0x100 as *mut i32, 0); //~ ERROR any use of this value will cause an error
+    copy_nonoverlapping(dangle, 0x100 as *mut i32, 0); //~ evaluation of constant value failed [E0080]
     //~| memory access failed: pointer must be in-bounds
-    //~| previously accepted
 };
 
 const COPY_SIZE_OVERFLOW: () = unsafe {
     let x = 0;
     let mut y = 0;
-    copy(&x, &mut y, 1usize << (mem::size_of::<usize>() * 8 - 1)); //~ ERROR any use of this value will cause an error
+    copy(&x, &mut y, 1usize << (mem::size_of::<usize>() * 8 - 1)); //~ evaluation of constant value failed [E0080]
     //~| overflow computing total size of `copy`
-    //~| previously accepted
 };
 const COPY_NONOVERLAPPING_SIZE_OVERFLOW: () = unsafe {
     let x = 0;
     let mut y = 0;
-    copy_nonoverlapping(&x, &mut y, 1usize << (mem::size_of::<usize>() * 8 - 1)); //~ ERROR any use of this value will cause an error
+    copy_nonoverlapping(&x, &mut y, 1usize << (mem::size_of::<usize>() * 8 - 1)); //~ evaluation of constant value failed [E0080]
     //~| overflow computing total size of `copy_nonoverlapping`
-    //~| previously accepted
 };
 
 fn main() {

src/test/ui/consts/copy-intrinsic.stderr

@@ -1,69 +1,27 @@
-error: any use of this value will cause an error
+error[E0080]: evaluation of constant value failed
   --> $DIR/copy-intrinsic.rs:27:5
    |
-LL | / const COPY_OOB_1: () = unsafe {
-LL | |     let mut x = 0i32;
-LL | |     let dangle = (&mut x as *mut i32).wrapping_add(10);
-LL | |     // Even if the first ptr is an int ptr and this is a ZST copy, we should detect dangling 2nd ptrs.
-LL | |     copy_nonoverlapping(0x100 as *const i32, dangle, 0);
-   | |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ memory access failed: pointer must be in-bounds at offset 40, but is outside bounds of alloc4 which has size 4
-LL | |
-LL | |
-LL | | };
-   | |__-
-   |
-   = note: `#[deny(const_err)]` on by default
-   = 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 #71800 <https://github.com/rust-lang/rust/issues/71800>
+LL |     copy_nonoverlapping(0x100 as *const i32, dangle, 0);
+   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ memory access failed: pointer must be in-bounds at offset 40, but is outside bounds of alloc4 which has size 4
 
-error: any use of this value will cause an error
-  --> $DIR/copy-intrinsic.rs:35:5
-   |
-LL | / const COPY_OOB_2: () = unsafe {
-LL | |     let x = 0i32;
-LL | |     let dangle = (&x as *const i32).wrapping_add(10);
-LL | |     // Even if the second ptr is an int ptr and this is a ZST copy, we should detect dangling 1st ptrs.
-LL | |     copy_nonoverlapping(dangle, 0x100 as *mut i32, 0);
-   | |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ memory access failed: pointer must be in-bounds at offset 40, but is outside bounds of alloc6 which has size 4
-LL | |
-LL | |
-LL | | };
-   | |__-
+error[E0080]: evaluation of constant value failed
+  --> $DIR/copy-intrinsic.rs:33:5
    |
-   = 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 #71800 <https://github.com/rust-lang/rust/issues/71800>
+LL |     copy_nonoverlapping(dangle, 0x100 as *mut i32, 0);
+   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ memory access failed: pointer must be in-bounds at offset 40, but is outside bounds of alloc6 which has size 4
 
-error: any use of this value will cause an error
-  --> $DIR/copy-intrinsic.rs:43:5
+error[E0080]: evaluation of constant value failed
+  --> $DIR/copy-intrinsic.rs:40:5
    |
-LL | / const COPY_SIZE_OVERFLOW: () = unsafe {
-LL | |     let x = 0;
-LL | |     let mut y = 0;
-LL | |     copy(&x, &mut y, 1usize << (mem::size_of::<usize>() * 8 - 1));
-   | |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overflow computing total size of `copy`
-LL | |
-LL | |
-LL | | };
-   | |__-
-   |
-   = 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 #71800 <https://github.com/rust-lang/rust/issues/71800>
+LL |     copy(&x, &mut y, 1usize << (mem::size_of::<usize>() * 8 - 1));
+   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overflow computing total size of `copy`
 
-error: any use of this value will cause an error
-  --> $DIR/copy-intrinsic.rs:50:5
-   |
-LL | / const COPY_NONOVERLAPPING_SIZE_OVERFLOW: () = unsafe {
-LL | |     let x = 0;
-LL | |     let mut y = 0;
-LL | |     copy_nonoverlapping(&x, &mut y, 1usize << (mem::size_of::<usize>() * 8 - 1));
-   | |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overflow computing total size of `copy_nonoverlapping`
-LL | |
-LL | |
-LL | | };
-   | |__-
+error[E0080]: evaluation of constant value failed
+  --> $DIR/copy-intrinsic.rs:46:5
    |
-   = 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 #71800 <https://github.com/rust-lang/rust/issues/71800>
+LL |     copy_nonoverlapping(&x, &mut y, 1usize << (mem::size_of::<usize>() * 8 - 1));
+   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overflow computing total size of `copy_nonoverlapping`
 
 error: aborting due to 4 previous errors
 
+For more information about this error, try `rustc --explain E0080`.