diff options
Diffstat (limited to 'tests/ui/packed')
| -rw-r--r-- | tests/ui/packed/issue-27060-rpass.rs | 23 | ||||
| -rw-r--r-- | tests/ui/packed/issue-27060-rpass.stderr | 68 | ||||
| -rw-r--r-- | tests/ui/packed/issue-27060.rs | 4 | ||||
| -rw-r--r-- | tests/ui/packed/issue-27060.stderr | 76 | ||||
| -rw-r--r-- | tests/ui/packed/packed-struct-borrow-element-64bit.rs | 5 | ||||
| -rw-r--r-- | tests/ui/packed/packed-struct-borrow-element-64bit.stderr | 31 | ||||
| -rw-r--r-- | tests/ui/packed/packed-struct-borrow-element.rs | 8 | ||||
| -rw-r--r-- | tests/ui/packed/packed-struct-borrow-element.stderr | 54 |
8 files changed, 21 insertions, 248 deletions
diff --git a/tests/ui/packed/issue-27060-rpass.rs b/tests/ui/packed/issue-27060-rpass.rs deleted file mode 100644 index d9159f666..000000000 --- a/tests/ui/packed/issue-27060-rpass.rs +++ /dev/null @@ -1,23 +0,0 @@ -// run-pass -#![allow(dead_code)] -#[repr(packed)] -pub struct Good { - data: &'static u32, - data2: [&'static u32; 2], - aligned: [u8; 32], -} - -// kill this test when that turns to a hard error -#[allow(unaligned_references)] -fn main() { - let good = Good { data: &0, data2: [&0, &0], aligned: [0; 32] }; - - let _ = &good.data; // ok - let _ = &good.data2[0]; // ok - - let _ = &good.data; - let _ = &good.data2[0]; - let _ = &*good.data; // ok, behind a pointer - let _ = &good.aligned; // ok, has align 1 - let _ = &good.aligned[2]; // ok, has align 1 -} diff --git a/tests/ui/packed/issue-27060-rpass.stderr b/tests/ui/packed/issue-27060-rpass.stderr deleted file mode 100644 index adf9ae9f5..000000000 --- a/tests/ui/packed/issue-27060-rpass.stderr +++ /dev/null @@ -1,68 +0,0 @@ -Future incompatibility report: Future breakage diagnostic: -warning: reference to packed field is unaligned - --> $DIR/issue-27060-rpass.rs:15:13 - | -LL | let _ = &good.data; // ok - | ^^^^^^^^^^ - | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> - = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) - = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) -note: the lint level is defined here - --> $DIR/issue-27060-rpass.rs:11:9 - | -LL | #[allow(unaligned_references)] - | ^^^^^^^^^^^^^^^^^^^^ - -Future breakage diagnostic: -warning: reference to packed field is unaligned - --> $DIR/issue-27060-rpass.rs:16:13 - | -LL | let _ = &good.data2[0]; // ok - | ^^^^^^^^^^^^^^ - | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> - = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) - = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) -note: the lint level is defined here - --> $DIR/issue-27060-rpass.rs:11:9 - | -LL | #[allow(unaligned_references)] - | ^^^^^^^^^^^^^^^^^^^^ - -Future breakage diagnostic: -warning: reference to packed field is unaligned - --> $DIR/issue-27060-rpass.rs:18:13 - | -LL | let _ = &good.data; - | ^^^^^^^^^^ - | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> - = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) - = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) -note: the lint level is defined here - --> $DIR/issue-27060-rpass.rs:11:9 - | -LL | #[allow(unaligned_references)] - | ^^^^^^^^^^^^^^^^^^^^ - -Future breakage diagnostic: -warning: reference to packed field is unaligned - --> $DIR/issue-27060-rpass.rs:19:13 - | -LL | let _ = &good.data2[0]; - | ^^^^^^^^^^^^^^ - | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> - = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) - = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) -note: the lint level is defined here - --> $DIR/issue-27060-rpass.rs:11:9 - | -LL | #[allow(unaligned_references)] - | ^^^^^^^^^^^^^^^^^^^^ - diff --git a/tests/ui/packed/issue-27060.rs b/tests/ui/packed/issue-27060.rs index 886a00239..a0e944caa 100644 --- a/tests/ui/packed/issue-27060.rs +++ b/tests/ui/packed/issue-27060.rs @@ -13,14 +13,10 @@ fn main() { }; let _ = &good.data; //~ ERROR reference to packed field - //~| hard error let _ = &good.data2[0]; //~ ERROR reference to packed field - //~| hard error let _ = &good.data; //~ ERROR reference to packed field - //~| hard error let _ = &good.data2[0]; //~ ERROR reference to packed field - //~| hard error let _ = &*good.data; // ok, behind a pointer let _ = &good.aligned; // ok, has align 1 let _ = &good.aligned[2]; // ok, has align 1 diff --git a/tests/ui/packed/issue-27060.stderr b/tests/ui/packed/issue-27060.stderr index 85e08fa02..b4753284f 100644 --- a/tests/ui/packed/issue-27060.stderr +++ b/tests/ui/packed/issue-27060.stderr @@ -1,99 +1,39 @@ -error: reference to packed field is unaligned +error[E0793]: reference to packed field is unaligned --> $DIR/issue-27060.rs:15:13 | LL | let _ = &good.data; | ^^^^^^^^^^ | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) - = note: `#[deny(unaligned_references)]` on by default -error: reference to packed field is unaligned - --> $DIR/issue-27060.rs:17:13 +error[E0793]: reference to packed field is unaligned + --> $DIR/issue-27060.rs:16:13 | LL | let _ = &good.data2[0]; | ^^^^^^^^^^^^^^ | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) -error: reference to packed field is unaligned - --> $DIR/issue-27060.rs:20:13 +error[E0793]: reference to packed field is unaligned + --> $DIR/issue-27060.rs:18:13 | LL | let _ = &good.data; | ^^^^^^^^^^ | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) -error: reference to packed field is unaligned - --> $DIR/issue-27060.rs:22:13 +error[E0793]: reference to packed field is unaligned + --> $DIR/issue-27060.rs:19:13 | LL | let _ = &good.data2[0]; | ^^^^^^^^^^^^^^ | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) error: aborting due to 4 previous errors -Future incompatibility report: Future breakage diagnostic: -error: reference to packed field is unaligned - --> $DIR/issue-27060.rs:15:13 - | -LL | let _ = &good.data; - | ^^^^^^^^^^ - | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> - = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) - = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) - = note: `#[deny(unaligned_references)]` on by default - -Future breakage diagnostic: -error: reference to packed field is unaligned - --> $DIR/issue-27060.rs:17:13 - | -LL | let _ = &good.data2[0]; - | ^^^^^^^^^^^^^^ - | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> - = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) - = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) - = note: `#[deny(unaligned_references)]` on by default - -Future breakage diagnostic: -error: reference to packed field is unaligned - --> $DIR/issue-27060.rs:20:13 - | -LL | let _ = &good.data; - | ^^^^^^^^^^ - | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> - = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) - = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) - = note: `#[deny(unaligned_references)]` on by default - -Future breakage diagnostic: -error: reference to packed field is unaligned - --> $DIR/issue-27060.rs:22:13 - | -LL | let _ = &good.data2[0]; - | ^^^^^^^^^^^^^^ - | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> - = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) - = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) - = note: `#[deny(unaligned_references)]` on by default - +For more information about this error, try `rustc --explain E0793`. diff --git a/tests/ui/packed/packed-struct-borrow-element-64bit.rs b/tests/ui/packed/packed-struct-borrow-element-64bit.rs index 00bddfe40..63315ea66 100644 --- a/tests/ui/packed/packed-struct-borrow-element-64bit.rs +++ b/tests/ui/packed/packed-struct-borrow-element-64bit.rs @@ -1,4 +1,3 @@ -// run-pass (note: this is spec-UB, but it works for now) // ignore-32bit (needs `usize` to be 8-aligned to reproduce all the errors below) #![allow(dead_code)] // ignore-emscripten weird assertion? @@ -9,10 +8,8 @@ struct Foo4C { baz: usize } -#[warn(unaligned_references)] pub fn main() { let foo = Foo4C { bar: 1, baz: 2 }; - let brw = &foo.baz; //~WARN reference to packed field is unaligned - //~^ previously accepted + let brw = &foo.baz; //~ERROR reference to packed field is unaligned assert_eq!(*brw, 2); } diff --git a/tests/ui/packed/packed-struct-borrow-element-64bit.stderr b/tests/ui/packed/packed-struct-borrow-element-64bit.stderr index fb2f5615c..32943b0f0 100644 --- a/tests/ui/packed/packed-struct-borrow-element-64bit.stderr +++ b/tests/ui/packed/packed-struct-borrow-element-64bit.stderr @@ -1,35 +1,12 @@ -warning: reference to packed field is unaligned - --> $DIR/packed-struct-borrow-element-64bit.rs:15:15 +error[E0793]: reference to packed field is unaligned + --> $DIR/packed-struct-borrow-element-64bit.rs:13:15 | LL | let brw = &foo.baz; | ^^^^^^^^ | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) -note: the lint level is defined here - --> $DIR/packed-struct-borrow-element-64bit.rs:12:8 - | -LL | #[warn(unaligned_references)] - | ^^^^^^^^^^^^^^^^^^^^ - -warning: 1 warning emitted -Future incompatibility report: Future breakage diagnostic: -warning: reference to packed field is unaligned - --> $DIR/packed-struct-borrow-element-64bit.rs:15:15 - | -LL | let brw = &foo.baz; - | ^^^^^^^^ - | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> - = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) - = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) -note: the lint level is defined here - --> $DIR/packed-struct-borrow-element-64bit.rs:12:8 - | -LL | #[warn(unaligned_references)] - | ^^^^^^^^^^^^^^^^^^^^ +error: aborting due to previous error +For more information about this error, try `rustc --explain E0793`. diff --git a/tests/ui/packed/packed-struct-borrow-element.rs b/tests/ui/packed/packed-struct-borrow-element.rs index a6ee90cef..6cbeca44b 100644 --- a/tests/ui/packed/packed-struct-borrow-element.rs +++ b/tests/ui/packed/packed-struct-borrow-element.rs @@ -1,4 +1,3 @@ -// run-pass (note: this is spec-UB, but it works for now) #![allow(dead_code)] // ignore-emscripten weird assertion? @@ -20,15 +19,12 @@ struct Foo4C { baz: usize } -#[warn(unaligned_references)] pub fn main() { let foo = Foo1 { bar: 1, baz: 2 }; - let brw = &foo.baz; //~WARN reference to packed field is unaligned - //~^ previously accepted + let brw = &foo.baz; //~ERROR reference to packed field is unaligned assert_eq!(*brw, 2); let foo = Foo2 { bar: 1, baz: 2 }; - let brw = &foo.baz; //~WARN reference to packed field is unaligned - //~^ previously accepted + let brw = &foo.baz; //~ERROR reference to packed field is unaligned assert_eq!(*brw, 2); } diff --git a/tests/ui/packed/packed-struct-borrow-element.stderr b/tests/ui/packed/packed-struct-borrow-element.stderr index 75d55c4f6..29d867fc5 100644 --- a/tests/ui/packed/packed-struct-borrow-element.stderr +++ b/tests/ui/packed/packed-struct-borrow-element.stderr @@ -1,63 +1,21 @@ -warning: reference to packed field is unaligned - --> $DIR/packed-struct-borrow-element.rs:26:15 +error[E0793]: reference to packed field is unaligned + --> $DIR/packed-struct-borrow-element.rs:24:15 | LL | let brw = &foo.baz; | ^^^^^^^^ | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) -note: the lint level is defined here - --> $DIR/packed-struct-borrow-element.rs:23:8 - | -LL | #[warn(unaligned_references)] - | ^^^^^^^^^^^^^^^^^^^^ -warning: reference to packed field is unaligned - --> $DIR/packed-struct-borrow-element.rs:31:15 +error[E0793]: reference to packed field is unaligned + --> $DIR/packed-struct-borrow-element.rs:28:15 | LL | let brw = &foo.baz; | ^^^^^^^^ | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) -warning: 2 warnings emitted - -Future incompatibility report: Future breakage diagnostic: -warning: reference to packed field is unaligned - --> $DIR/packed-struct-borrow-element.rs:26:15 - | -LL | let brw = &foo.baz; - | ^^^^^^^^ - | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> - = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) - = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) -note: the lint level is defined here - --> $DIR/packed-struct-borrow-element.rs:23:8 - | -LL | #[warn(unaligned_references)] - | ^^^^^^^^^^^^^^^^^^^^ - -Future breakage diagnostic: -warning: reference to packed field is unaligned - --> $DIR/packed-struct-borrow-element.rs:31:15 - | -LL | let brw = &foo.baz; - | ^^^^^^^^ - | - = 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 #82523 <https://github.com/rust-lang/rust/issues/82523> - = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) - = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) -note: the lint level is defined here - --> $DIR/packed-struct-borrow-element.rs:23:8 - | -LL | #[warn(unaligned_references)] - | ^^^^^^^^^^^^^^^^^^^^ +error: aborting due to 2 previous errors +For more information about this error, try `rustc --explain E0793`. |