user0/rust
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

more English grammar

Browse source
This commit is contained in:
Ralf Jung 2020-02-18 09:28:04 +01:00
parent f8999fbdcf
commit bd979ed48c
5 changed files with 11 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/test/ui/consts/const-eval/ub-ref.rs
View file

@ -6,7 +6,7 @@ use std::mem;
const UNALIGNED: &u16 = unsafe { mem::transmute(&[0u8; 4]) };
//~^ ERROR it is undefined behavior to use this value
//~^^ type validation failed: encountered unaligned reference (required 2 byte alignment but found 1)
//~^^ type validation failed: encountered an unaligned reference (required 2 byte alignment but found 1)
const NULL: &u16 = unsafe { mem::transmute(0usize) };
//~^ ERROR it is undefined behavior to use this value

6
src/test/ui/consts/const-eval/ub-ref.stderr
View file

@ -2,7 +2,7 @@ error[E0080]: it is undefined behavior to use this value
--> $DIR/ub-ref.rs:7:1
|
LL | const UNALIGNED: &u16 = unsafe { mem::transmute(&[0u8; 4]) };
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered unaligned reference (required 2 byte alignment but found 1)
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered an unaligned reference (required 2 byte alignment but found 1)
|
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.
@ -10,7 +10,7 @@ error[E0080]: it is undefined behavior to use this value
--> $DIR/ub-ref.rs:11:1
|
LL | const NULL: &u16 = unsafe { mem::transmute(0usize) };
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered NULL reference
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered a NULL reference
|
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.
@ -34,7 +34,7 @@ error[E0080]: it is undefined behavior to use this value
--> $DIR/ub-ref.rs:23:1
|
LL | const USIZE_AS_REF: &'static u8 = unsafe { mem::transmute(1337usize) };
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered dangling reference (created from integer)
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered a dangling reference (created from integer)
|
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.

2
src/test/ui/consts/const-eval/ub-upvars.stderr
View file

@ -6,7 +6,7 @@ LL | | let bad_ref: &'static u16 = unsafe { mem::transmute(0usize) };
LL | | let another_var = 13;
LL | | move || { let _ = bad_ref; let _ = another_var; }
LL | | };
| |__^ type validation failed: encountered NULL reference at .<deref>.<dyn-downcast>.<closure-var(bad_ref)>
| |__^ type validation failed: encountered a NULL reference at .<deref>.<dyn-downcast>.<closure-var(bad_ref)>
|
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.

4
src/test/ui/consts/const-eval/ub-wide-ptr.stderr
View file

@ -2,7 +2,7 @@ error[E0080]: it is undefined behavior to use this value
--> $DIR/ub-wide-ptr.rs:86:1
|
LL | const STR_TOO_LONG: &str = unsafe { SliceTransmute { repr: SliceRepr { ptr: &42, len: 999 } }.str};
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered dangling reference (not entirely in bounds)
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered a dangling reference (not entirely in bounds)
|
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.
@ -50,7 +50,7 @@ error[E0080]: it is undefined behavior to use this value
--> $DIR/ub-wide-ptr.rs:109:1
|
LL | const SLICE_TOO_LONG: &[u8] = unsafe { SliceTransmute { repr: SliceRepr { ptr: &42, len: 999 } }.slice};
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered dangling reference (not entirely in bounds)
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered a dangling reference (not entirely in bounds)
|
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior.