diff options
Diffstat (limited to 'src/test/ui/transmutability/structs')
5 files changed, 202 insertions, 92 deletions
diff --git a/src/test/ui/transmutability/structs/repr/should_handle_align.rs b/src/test/ui/transmutability/structs/repr/should_handle_align.rs index 71720165a..ea9bf2a23 100644 --- a/src/test/ui/transmutability/structs/repr/should_handle_align.rs +++ b/src/test/ui/transmutability/structs/repr/should_handle_align.rs @@ -6,12 +6,19 @@ #![allow(dead_code, incomplete_features, non_camel_case_types)] mod assert { - use std::mem::BikeshedIntrinsicFrom; + use std::mem::{Assume, BikeshedIntrinsicFrom}; pub struct Context; pub fn is_maybe_transmutable<Src, Dst>() where - Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> + Dst: BikeshedIntrinsicFrom<Src, Context, { + Assume { + alignment: true, + lifetimes: true, + safety: true, + validity: true, + } + }> {} } diff --git a/src/test/ui/transmutability/structs/repr/should_handle_packed.rs b/src/test/ui/transmutability/structs/repr/should_handle_packed.rs index ae8acf504..17dc995fc 100644 --- a/src/test/ui/transmutability/structs/repr/should_handle_packed.rs +++ b/src/test/ui/transmutability/structs/repr/should_handle_packed.rs @@ -6,12 +6,19 @@ #![allow(dead_code, incomplete_features, non_camel_case_types)] mod assert { - use std::mem::BikeshedIntrinsicFrom; + use std::mem::{Assume, BikeshedIntrinsicFrom}; pub struct Context; pub fn is_maybe_transmutable<Src, Dst>() where - Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> + Dst: BikeshedIntrinsicFrom<Src, Context, { + Assume { + alignment: true, + lifetimes: true, + safety: true, + validity: true, + } + }> {} } diff --git a/src/test/ui/transmutability/structs/repr/should_require_well_defined_layout.rs b/src/test/ui/transmutability/structs/repr/should_require_well_defined_layout.rs index 556be989d..9a65b4d70 100644 --- a/src/test/ui/transmutability/structs/repr/should_require_well_defined_layout.rs +++ b/src/test/ui/transmutability/structs/repr/should_require_well_defined_layout.rs @@ -5,12 +5,19 @@ #![allow(dead_code, incomplete_features, non_camel_case_types)] mod assert { - use std::mem::BikeshedIntrinsicFrom; + use std::mem::{Assume, BikeshedIntrinsicFrom}; pub struct Context; pub fn is_maybe_transmutable<Src, Dst>() where - Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> + Dst: BikeshedIntrinsicFrom<Src, Context, { + Assume { + alignment: true, + lifetimes: true, + safety: true, + validity: true, + } + }> {} } diff --git a/src/test/ui/transmutability/structs/repr/should_require_well_defined_layout.stderr b/src/test/ui/transmutability/structs/repr/should_require_well_defined_layout.stderr index 07355f7c2..621dbee84 100644 --- a/src/test/ui/transmutability/structs/repr/should_require_well_defined_layout.stderr +++ b/src/test/ui/transmutability/structs/repr/should_require_well_defined_layout.stderr @@ -1,194 +1,278 @@ error[E0277]: `should_reject_repr_rust::unit::repr_rust` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:21:52 + --> $DIR/should_require_well_defined_layout.rs:28:52 | LL | assert::is_maybe_transmutable::<repr_rust, ()>(); | ^^ `should_reject_repr_rust::unit::repr_rust` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<should_reject_repr_rust::unit::repr_rust, assert::Context, true, true, true, true>` is not implemented for `()` + = help: the trait `BikeshedIntrinsicFrom<should_reject_repr_rust::unit::repr_rust, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `()` note: required by a bound in `is_maybe_transmutable` --> $DIR/should_require_well_defined_layout.rs:13:14 | -LL | pub fn is_maybe_transmutable<Src, Dst>() - | --------------------- required by a bound in this -LL | where -LL | Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` +LL | pub fn is_maybe_transmutable<Src, Dst>() + | --------------------- required by a bound in this +LL | where +LL | Dst: BikeshedIntrinsicFrom<Src, Context, { + | ______________^ +LL | | Assume { +LL | | alignment: true, +LL | | lifetimes: true, +... | +LL | | } +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `u128` cannot be safely transmuted into `should_reject_repr_rust::unit::repr_rust` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:22:47 + --> $DIR/should_require_well_defined_layout.rs:29:47 | LL | assert::is_maybe_transmutable::<u128, repr_rust>(); | ^^^^^^^^^ `u128` cannot be safely transmuted into `should_reject_repr_rust::unit::repr_rust` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, true, true, true, true>` is not implemented for `should_reject_repr_rust::unit::repr_rust` + = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `should_reject_repr_rust::unit::repr_rust` note: required by a bound in `is_maybe_transmutable` --> $DIR/should_require_well_defined_layout.rs:13:14 | -LL | pub fn is_maybe_transmutable<Src, Dst>() - | --------------------- required by a bound in this -LL | where -LL | Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` +LL | pub fn is_maybe_transmutable<Src, Dst>() + | --------------------- required by a bound in this +LL | where +LL | Dst: BikeshedIntrinsicFrom<Src, Context, { + | ______________^ +LL | | Assume { +LL | | alignment: true, +LL | | lifetimes: true, +... | +LL | | } +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `should_reject_repr_rust::tuple::repr_rust` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:27:52 + --> $DIR/should_require_well_defined_layout.rs:34:52 | LL | assert::is_maybe_transmutable::<repr_rust, ()>(); | ^^ `should_reject_repr_rust::tuple::repr_rust` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<should_reject_repr_rust::tuple::repr_rust, assert::Context, true, true, true, true>` is not implemented for `()` + = help: the trait `BikeshedIntrinsicFrom<should_reject_repr_rust::tuple::repr_rust, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `()` note: required by a bound in `is_maybe_transmutable` --> $DIR/should_require_well_defined_layout.rs:13:14 | -LL | pub fn is_maybe_transmutable<Src, Dst>() - | --------------------- required by a bound in this -LL | where -LL | Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` +LL | pub fn is_maybe_transmutable<Src, Dst>() + | --------------------- required by a bound in this +LL | where +LL | Dst: BikeshedIntrinsicFrom<Src, Context, { + | ______________^ +LL | | Assume { +LL | | alignment: true, +LL | | lifetimes: true, +... | +LL | | } +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `u128` cannot be safely transmuted into `should_reject_repr_rust::tuple::repr_rust` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:28:47 + --> $DIR/should_require_well_defined_layout.rs:35:47 | LL | assert::is_maybe_transmutable::<u128, repr_rust>(); | ^^^^^^^^^ `u128` cannot be safely transmuted into `should_reject_repr_rust::tuple::repr_rust` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, true, true, true, true>` is not implemented for `should_reject_repr_rust::tuple::repr_rust` + = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `should_reject_repr_rust::tuple::repr_rust` note: required by a bound in `is_maybe_transmutable` --> $DIR/should_require_well_defined_layout.rs:13:14 | -LL | pub fn is_maybe_transmutable<Src, Dst>() - | --------------------- required by a bound in this -LL | where -LL | Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` +LL | pub fn is_maybe_transmutable<Src, Dst>() + | --------------------- required by a bound in this +LL | where +LL | Dst: BikeshedIntrinsicFrom<Src, Context, { + | ______________^ +LL | | Assume { +LL | | alignment: true, +LL | | lifetimes: true, +... | +LL | | } +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `should_reject_repr_rust::braces::repr_rust` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:33:52 + --> $DIR/should_require_well_defined_layout.rs:40:52 | LL | assert::is_maybe_transmutable::<repr_rust, ()>(); | ^^ `should_reject_repr_rust::braces::repr_rust` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<should_reject_repr_rust::braces::repr_rust, assert::Context, true, true, true, true>` is not implemented for `()` + = help: the trait `BikeshedIntrinsicFrom<should_reject_repr_rust::braces::repr_rust, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `()` note: required by a bound in `is_maybe_transmutable` --> $DIR/should_require_well_defined_layout.rs:13:14 | -LL | pub fn is_maybe_transmutable<Src, Dst>() - | --------------------- required by a bound in this -LL | where -LL | Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` +LL | pub fn is_maybe_transmutable<Src, Dst>() + | --------------------- required by a bound in this +LL | where +LL | Dst: BikeshedIntrinsicFrom<Src, Context, { + | ______________^ +LL | | Assume { +LL | | alignment: true, +LL | | lifetimes: true, +... | +LL | | } +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `u128` cannot be safely transmuted into `should_reject_repr_rust::braces::repr_rust` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:34:47 + --> $DIR/should_require_well_defined_layout.rs:41:47 | LL | assert::is_maybe_transmutable::<u128, repr_rust>(); | ^^^^^^^^^ `u128` cannot be safely transmuted into `should_reject_repr_rust::braces::repr_rust` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, true, true, true, true>` is not implemented for `should_reject_repr_rust::braces::repr_rust` + = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `should_reject_repr_rust::braces::repr_rust` note: required by a bound in `is_maybe_transmutable` --> $DIR/should_require_well_defined_layout.rs:13:14 | -LL | pub fn is_maybe_transmutable<Src, Dst>() - | --------------------- required by a bound in this -LL | where -LL | Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` +LL | pub fn is_maybe_transmutable<Src, Dst>() + | --------------------- required by a bound in this +LL | where +LL | Dst: BikeshedIntrinsicFrom<Src, Context, { + | ______________^ +LL | | Assume { +LL | | alignment: true, +LL | | lifetimes: true, +... | +LL | | } +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `aligned::repr_rust` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:39:52 + --> $DIR/should_require_well_defined_layout.rs:46:52 | LL | assert::is_maybe_transmutable::<repr_rust, ()>(); | ^^ `aligned::repr_rust` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<aligned::repr_rust, assert::Context, true, true, true, true>` is not implemented for `()` + = help: the trait `BikeshedIntrinsicFrom<aligned::repr_rust, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `()` note: required by a bound in `is_maybe_transmutable` --> $DIR/should_require_well_defined_layout.rs:13:14 | -LL | pub fn is_maybe_transmutable<Src, Dst>() - | --------------------- required by a bound in this -LL | where -LL | Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` +LL | pub fn is_maybe_transmutable<Src, Dst>() + | --------------------- required by a bound in this +LL | where +LL | Dst: BikeshedIntrinsicFrom<Src, Context, { + | ______________^ +LL | | Assume { +LL | | alignment: true, +LL | | lifetimes: true, +... | +LL | | } +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `u128` cannot be safely transmuted into `aligned::repr_rust` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:40:47 + --> $DIR/should_require_well_defined_layout.rs:47:47 | LL | assert::is_maybe_transmutable::<u128, repr_rust>(); | ^^^^^^^^^ `u128` cannot be safely transmuted into `aligned::repr_rust` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, true, true, true, true>` is not implemented for `aligned::repr_rust` + = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `aligned::repr_rust` note: required by a bound in `is_maybe_transmutable` --> $DIR/should_require_well_defined_layout.rs:13:14 | -LL | pub fn is_maybe_transmutable<Src, Dst>() - | --------------------- required by a bound in this -LL | where -LL | Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` +LL | pub fn is_maybe_transmutable<Src, Dst>() + | --------------------- required by a bound in this +LL | where +LL | Dst: BikeshedIntrinsicFrom<Src, Context, { + | ______________^ +LL | | Assume { +LL | | alignment: true, +LL | | lifetimes: true, +... | +LL | | } +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `packed::repr_rust` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:45:52 + --> $DIR/should_require_well_defined_layout.rs:52:52 | LL | assert::is_maybe_transmutable::<repr_rust, ()>(); | ^^ `packed::repr_rust` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<packed::repr_rust, assert::Context, true, true, true, true>` is not implemented for `()` + = help: the trait `BikeshedIntrinsicFrom<packed::repr_rust, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `()` note: required by a bound in `is_maybe_transmutable` --> $DIR/should_require_well_defined_layout.rs:13:14 | -LL | pub fn is_maybe_transmutable<Src, Dst>() - | --------------------- required by a bound in this -LL | where -LL | Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` +LL | pub fn is_maybe_transmutable<Src, Dst>() + | --------------------- required by a bound in this +LL | where +LL | Dst: BikeshedIntrinsicFrom<Src, Context, { + | ______________^ +LL | | Assume { +LL | | alignment: true, +LL | | lifetimes: true, +... | +LL | | } +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `u128` cannot be safely transmuted into `packed::repr_rust` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:46:47 + --> $DIR/should_require_well_defined_layout.rs:53:47 | LL | assert::is_maybe_transmutable::<u128, repr_rust>(); | ^^^^^^^^^ `u128` cannot be safely transmuted into `packed::repr_rust` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, true, true, true, true>` is not implemented for `packed::repr_rust` + = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `packed::repr_rust` note: required by a bound in `is_maybe_transmutable` --> $DIR/should_require_well_defined_layout.rs:13:14 | -LL | pub fn is_maybe_transmutable<Src, Dst>() - | --------------------- required by a bound in this -LL | where -LL | Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` +LL | pub fn is_maybe_transmutable<Src, Dst>() + | --------------------- required by a bound in this +LL | where +LL | Dst: BikeshedIntrinsicFrom<Src, Context, { + | ______________^ +LL | | Assume { +LL | | alignment: true, +LL | | lifetimes: true, +... | +LL | | } +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `nested::repr_c` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:52:49 + --> $DIR/should_require_well_defined_layout.rs:59:49 | LL | assert::is_maybe_transmutable::<repr_c, ()>(); | ^^ `nested::repr_c` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<nested::repr_c, assert::Context, true, true, true, true>` is not implemented for `()` + = help: the trait `BikeshedIntrinsicFrom<nested::repr_c, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `()` note: required by a bound in `is_maybe_transmutable` --> $DIR/should_require_well_defined_layout.rs:13:14 | -LL | pub fn is_maybe_transmutable<Src, Dst>() - | --------------------- required by a bound in this -LL | where -LL | Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` +LL | pub fn is_maybe_transmutable<Src, Dst>() + | --------------------- required by a bound in this +LL | where +LL | Dst: BikeshedIntrinsicFrom<Src, Context, { + | ______________^ +LL | | Assume { +LL | | alignment: true, +LL | | lifetimes: true, +... | +LL | | } +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `u128` cannot be safely transmuted into `nested::repr_c` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:53:47 + --> $DIR/should_require_well_defined_layout.rs:60:47 | LL | assert::is_maybe_transmutable::<u128, repr_c>(); | ^^^^^^ `u128` cannot be safely transmuted into `nested::repr_c` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, true, true, true, true>` is not implemented for `nested::repr_c` + = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `nested::repr_c` note: required by a bound in `is_maybe_transmutable` --> $DIR/should_require_well_defined_layout.rs:13:14 | -LL | pub fn is_maybe_transmutable<Src, Dst>() - | --------------------- required by a bound in this -LL | where -LL | Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` +LL | pub fn is_maybe_transmutable<Src, Dst>() + | --------------------- required by a bound in this +LL | where +LL | Dst: BikeshedIntrinsicFrom<Src, Context, { + | ______________^ +LL | | Assume { +LL | | alignment: true, +LL | | lifetimes: true, +... | +LL | | } +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error: aborting due to 12 previous errors diff --git a/src/test/ui/transmutability/structs/should_order_fields_correctly.rs b/src/test/ui/transmutability/structs/should_order_fields_correctly.rs index db49b914f..28724562b 100644 --- a/src/test/ui/transmutability/structs/should_order_fields_correctly.rs +++ b/src/test/ui/transmutability/structs/should_order_fields_correctly.rs @@ -6,12 +6,17 @@ #![allow(dead_code)] mod assert { - use std::mem::BikeshedIntrinsicFrom; + use std::mem::{Assume, BikeshedIntrinsicFrom}; pub struct Context; pub fn is_transmutable<Src, Dst>() where - Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true> + Dst: BikeshedIntrinsicFrom<Src, Context, { + Assume::ALIGNMENT + .and(Assume::LIFETIMES) + .and(Assume::SAFETY) + .and(Assume::VALIDITY) + }> {} } |