diff options
Diffstat (limited to '')
| -rw-r--r-- | src/test/ui/dropck/drop-on-non-struct.rs | 7 | ||||
| -rw-r--r-- | src/test/ui/dropck/drop-on-non-struct.stderr | 4 | ||||
| -rw-r--r-- | src/test/ui/dropck/dropck-eyepatch-implies-unsafe-impl.stderr | 12 | ||||
| -rw-r--r-- | src/test/ui/dropck/issue-24805-dropck-itemless.rs (renamed from src/test/ui/issues/issue-24805-dropck-itemless.rs) | 0 |
4 files changed, 17 insertions, 6 deletions
diff --git a/src/test/ui/dropck/drop-on-non-struct.rs b/src/test/ui/dropck/drop-on-non-struct.rs index ef5e18126..145eab126 100644 --- a/src/test/ui/dropck/drop-on-non-struct.rs +++ b/src/test/ui/dropck/drop-on-non-struct.rs @@ -1,5 +1,5 @@ impl<'a> Drop for &'a mut isize { - //~^ ERROR the `Drop` trait may only be implemented for structs, enums, and unions + //~^ ERROR the `Drop` trait may only be implemented for local structs, enums, and unions //~^^ ERROR E0117 fn drop(&mut self) { println!("kaboom"); @@ -8,8 +8,7 @@ impl<'a> Drop for &'a mut isize { impl Drop for Nonexistent { //~^ ERROR cannot find type `Nonexistent` - fn drop(&mut self) { } + fn drop(&mut self) {} } -fn main() { -} +fn main() {} diff --git a/src/test/ui/dropck/drop-on-non-struct.stderr b/src/test/ui/dropck/drop-on-non-struct.stderr index e52728f37..e8fbe5e97 100644 --- a/src/test/ui/dropck/drop-on-non-struct.stderr +++ b/src/test/ui/dropck/drop-on-non-struct.stderr @@ -15,11 +15,11 @@ LL | impl<'a> Drop for &'a mut isize { | = note: define and implement a trait or new type instead -error[E0120]: the `Drop` trait may only be implemented for structs, enums, and unions +error[E0120]: the `Drop` trait may only be implemented for local structs, enums, and unions --> $DIR/drop-on-non-struct.rs:1:19 | LL | impl<'a> Drop for &'a mut isize { - | ^^^^^^^^^^^^^ must be a struct, enum, or union + | ^^^^^^^^^^^^^ must be a struct, enum, or union in the current crate error: aborting due to 3 previous errors diff --git a/src/test/ui/dropck/dropck-eyepatch-implies-unsafe-impl.stderr b/src/test/ui/dropck/dropck-eyepatch-implies-unsafe-impl.stderr index 49e55be1b..82169ee01 100644 --- a/src/test/ui/dropck/dropck-eyepatch-implies-unsafe-impl.stderr +++ b/src/test/ui/dropck/dropck-eyepatch-implies-unsafe-impl.stderr @@ -8,6 +8,12 @@ LL | | // (unsafe to access self.1 due to #[may_dangle] on A) LL | | fn drop(&mut self) { println!("drop {} {:?}", self.0, self.2); } LL | | } | |_^ + | + = note: the trait `Drop` enforces invariants that the compiler can't check. Review the trait documentation and make sure this implementation upholds those invariants before adding the `unsafe` keyword +help: add `unsafe` to this trait implementation + | +LL | unsafe impl<#[may_dangle] A, B: fmt::Debug> Drop for Pt<A, B> { + | ++++++ error[E0569]: requires an `unsafe impl` declaration due to `#[may_dangle]` attribute --> $DIR/dropck-eyepatch-implies-unsafe-impl.rs:27:1 @@ -19,6 +25,12 @@ LL | | // (unsafe to access self.1 due to #[may_dangle] on 'a) LL | | fn drop(&mut self) { println!("drop {} {:?}", self.0, self.2); } LL | | } | |_^ + | + = note: the trait `Drop` enforces invariants that the compiler can't check. Review the trait documentation and make sure this implementation upholds those invariants before adding the `unsafe` keyword +help: add `unsafe` to this trait implementation + | +LL | unsafe impl<#[may_dangle] 'a, 'b, B: fmt::Debug> Drop for Pr<'a, 'b, B> { + | ++++++ error: aborting due to 2 previous errors diff --git a/src/test/ui/issues/issue-24805-dropck-itemless.rs b/src/test/ui/dropck/issue-24805-dropck-itemless.rs index 45761b61c..45761b61c 100644 --- a/src/test/ui/issues/issue-24805-dropck-itemless.rs +++ b/src/test/ui/dropck/issue-24805-dropck-itemless.rs |