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Bless tests
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@ecstatic-morse
ecstatic-morse committed Sep 24, 2020
1 parent ebf024b commit 0f59469
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Showing 4 changed files with 52 additions and 42 deletions.
18 changes: 9 additions & 9 deletions src/test/ui/feature-gates/feature-gate-const_fn_transmute.rs
View file
Expand Up @@ -6,33 +6,33 @@ struct Foo(u32);
const TRANSMUTED_U32: u32 = unsafe { mem::transmute(Foo(3)) };

const fn transmute_fn() -> u32 { unsafe { mem::transmute(Foo(3)) } }
//~^ ERROR can only call `transmute` from const items, not `const fn`
//~^ ERROR `transmute`

const fn transmute_fn_intrinsic() -> u32 { unsafe { std::intrinsics::transmute(Foo(3)) } }
//~^ ERROR can only call `transmute` from const items, not `const fn`
//~^ ERROR `transmute`

const fn transmute_fn_core_intrinsic() -> u32 { unsafe { core::intrinsics::transmute(Foo(3)) } }
//~^ ERROR can only call `transmute` from const items, not `const fn`
//~^ ERROR `transmute`

const unsafe fn unsafe_transmute_fn() -> u32 { mem::transmute(Foo(3)) }
//~^ ERROR can only call `transmute` from const items, not `const fn`
//~^ ERROR `transmute`

const unsafe fn unsafe_transmute_fn_intrinsic() -> u32 { std::intrinsics::transmute(Foo(3)) }
//~^ ERROR can only call `transmute` from const items, not `const fn`
//~^ ERROR `transmute`

const unsafe fn unsafe_transmute_fn_core_intrinsic() -> u32 { core::intrinsics::transmute(Foo(3)) }
//~^ ERROR can only call `transmute` from const items, not `const fn`
//~^ ERROR `transmute`

const fn safe_transmute_fn() -> u32 { mem::transmute(Foo(3)) }
//~^ ERROR can only call `transmute` from const items, not `const fn`
//~^ ERROR `transmute`
//~| ERROR call to unsafe function is unsafe and requires unsafe function or block

const fn safe_transmute_fn_intrinsic() -> u32 { std::intrinsics::transmute(Foo(3)) }
//~^ ERROR can only call `transmute` from const items, not `const fn`
//~^ ERROR `transmute`
//~| ERROR call to unsafe function is unsafe and requires unsafe function or block

const fn safe_transmute_fn_core_intrinsic() -> u32 { core::intrinsics::transmute(Foo(3)) }
//~^ ERROR can only call `transmute` from const items, not `const fn`
//~^ ERROR `transmute`
//~| ERROR call to unsafe function is unsafe and requires unsafe function or block

fn main() {}
65 changes: 37 additions & 28 deletions src/test/ui/feature-gates/feature-gate-const_fn_transmute.stderr
View file
@@ -1,83 +1,92 @@
error[E0723]: can only call `transmute` from const items, not `const fn`
error[E0658]: `transmute` is not allowed in constant functions
--> $DIR/feature-gate-const_fn_transmute.rs:8:43
|
LL | const fn transmute_fn() -> u32 { unsafe { mem::transmute(Foo(3)) } }
| ^^^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
= help: add `#![feature(const_fn)]` to the crate attributes to enable
= note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
= help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
= note: `transmute` is only allowed in constants and statics for now

error[E0723]: can only call `transmute` from const items, not `const fn`
error[E0658]: `transmute` is not allowed in constant functions
--> $DIR/feature-gate-const_fn_transmute.rs:11:53
|
LL | const fn transmute_fn_intrinsic() -> u32 { unsafe { std::intrinsics::transmute(Foo(3)) } }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
= help: add `#![feature(const_fn)]` to the crate attributes to enable
= note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
= help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
= note: `transmute` is only allowed in constants and statics for now

error[E0723]: can only call `transmute` from const items, not `const fn`
error[E0658]: `transmute` is not allowed in constant functions
--> $DIR/feature-gate-const_fn_transmute.rs:14:58
|
LL | const fn transmute_fn_core_intrinsic() -> u32 { unsafe { core::intrinsics::transmute(Foo(3)) } }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
= help: add `#![feature(const_fn)]` to the crate attributes to enable
= note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
= help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
= note: `transmute` is only allowed in constants and statics for now

error[E0723]: can only call `transmute` from const items, not `const fn`
error[E0658]: `transmute` is not allowed in constant functions
--> $DIR/feature-gate-const_fn_transmute.rs:17:48
|
LL | const unsafe fn unsafe_transmute_fn() -> u32 { mem::transmute(Foo(3)) }
| ^^^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
= help: add `#![feature(const_fn)]` to the crate attributes to enable
= note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
= help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
= note: `transmute` is only allowed in constants and statics for now

error[E0723]: can only call `transmute` from const items, not `const fn`
error[E0658]: `transmute` is not allowed in constant functions
--> $DIR/feature-gate-const_fn_transmute.rs:20:58
|
LL | const unsafe fn unsafe_transmute_fn_intrinsic() -> u32 { std::intrinsics::transmute(Foo(3)) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
= help: add `#![feature(const_fn)]` to the crate attributes to enable
= note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
= help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
= note: `transmute` is only allowed in constants and statics for now

error[E0723]: can only call `transmute` from const items, not `const fn`
error[E0658]: `transmute` is not allowed in constant functions
--> $DIR/feature-gate-const_fn_transmute.rs:23:63
|
LL | const unsafe fn unsafe_transmute_fn_core_intrinsic() -> u32 { core::intrinsics::transmute(Foo(3)) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
= help: add `#![feature(const_fn)]` to the crate attributes to enable
= note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
= help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
= note: `transmute` is only allowed in constants and statics for now

error[E0723]: can only call `transmute` from const items, not `const fn`
error[E0658]: `transmute` is not allowed in constant functions
--> $DIR/feature-gate-const_fn_transmute.rs:26:39
|
LL | const fn safe_transmute_fn() -> u32 { mem::transmute(Foo(3)) }
| ^^^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
= help: add `#![feature(const_fn)]` to the crate attributes to enable
= note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
= help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
= note: `transmute` is only allowed in constants and statics for now

error[E0723]: can only call `transmute` from const items, not `const fn`
error[E0658]: `transmute` is not allowed in constant functions
--> $DIR/feature-gate-const_fn_transmute.rs:30:49
|
LL | const fn safe_transmute_fn_intrinsic() -> u32 { std::intrinsics::transmute(Foo(3)) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
= help: add `#![feature(const_fn)]` to the crate attributes to enable
= note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
= help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
= note: `transmute` is only allowed in constants and statics for now

error[E0723]: can only call `transmute` from const items, not `const fn`
error[E0658]: `transmute` is not allowed in constant functions
--> $DIR/feature-gate-const_fn_transmute.rs:34:54
|
LL | const fn safe_transmute_fn_core_intrinsic() -> u32 { core::intrinsics::transmute(Foo(3)) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
= help: add `#![feature(const_fn)]` to the crate attributes to enable
= note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
= help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
= note: `transmute` is only allowed in constants and statics for now

error[E0133]: call to unsafe function is unsafe and requires unsafe function or block
--> $DIR/feature-gate-const_fn_transmute.rs:26:39
Expand Down Expand Up @@ -105,5 +114,5 @@ LL | const fn safe_transmute_fn_core_intrinsic() -> u32 { core::intrinsics::tran

error: aborting due to 12 previous errors

Some errors have detailed explanations: E0133, E0723.
Some errors have detailed explanations: E0133, E0658.
For more information about an error, try `rustc --explain E0133`.
2 changes: 1 addition & 1 deletion src/test/ui/internal/internal-unstable-const.rs
View file
Expand Up @@ -8,7 +8,7 @@
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_stable(feature = "rust1", since = "1.0.0")]
pub const fn foo() -> i32 {
unsafe { std::mem::transmute(4u32) } //~ ERROR can only call `transmute` from const items
unsafe { std::mem::transmute(4u32) } //~ ERROR `transmute`
}

fn main() {}
9 changes: 5 additions & 4 deletions src/test/ui/internal/internal-unstable-const.stderr
View file
@@ -1,12 +1,13 @@
error[E0723]: can only call `transmute` from const items, not `const fn`
error[E0658]: `transmute` is not allowed in constant functions
--> $DIR/internal-unstable-const.rs:11:14
|
LL | unsafe { std::mem::transmute(4u32) }
| ^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
= help: add `#![feature(const_fn)]` to the crate attributes to enable
= note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
= help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
= note: `transmute` is only allowed in constants and statics for now

error: aborting due to previous error

For more information about this error, try `rustc --explain E0723`.
For more information about this error, try `rustc --explain E0658`.

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