diff options
Diffstat (limited to 'src/test/ui/transmutability/arrays')
4 files changed, 94 insertions, 48 deletions
diff --git a/src/test/ui/transmutability/arrays/should_have_correct_length.rs b/src/test/ui/transmutability/arrays/should_have_correct_length.rs index bfe6d830a..353797d0c 100644 --- a/src/test/ui/transmutability/arrays/should_have_correct_length.rs +++ b/src/test/ui/transmutability/arrays/should_have_correct_length.rs @@ -6,12 +6,12 @@ #![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::SAFETY.and(Assume::VALIDITY) }> {} } diff --git a/src/test/ui/transmutability/arrays/should_inherit_alignment.rs b/src/test/ui/transmutability/arrays/should_inherit_alignment.rs index fcb1765ea..b00e5c7e4 100644 --- a/src/test/ui/transmutability/arrays/should_inherit_alignment.rs +++ b/src/test/ui/transmutability/arrays/should_inherit_alignment.rs @@ -6,12 +6,17 @@ #![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 + .and(Assume::LIFETIMES) + .and(Assume::SAFETY) + .and(Assume::VALIDITY) + }> {} } diff --git a/src/test/ui/transmutability/arrays/should_require_well_defined_layout.rs b/src/test/ui/transmutability/arrays/should_require_well_defined_layout.rs index 8e69527c1..853bd9cbc 100644 --- a/src/test/ui/transmutability/arrays/should_require_well_defined_layout.rs +++ b/src/test/ui/transmutability/arrays/should_require_well_defined_layout.rs @@ -5,12 +5,17 @@ #![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 + .and(Assume::LIFETIMES) + .and(Assume::SAFETY) + .and(Assume::VALIDITY) + }> {} } diff --git a/src/test/ui/transmutability/arrays/should_require_well_defined_layout.stderr b/src/test/ui/transmutability/arrays/should_require_well_defined_layout.stderr index eae0c947d..96a2fdc54 100644 --- a/src/test/ui/transmutability/arrays/should_require_well_defined_layout.stderr +++ b/src/test/ui/transmutability/arrays/should_require_well_defined_layout.stderr @@ -1,98 +1,134 @@ error[E0277]: `[String; 0]` 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:26:52 | LL | assert::is_maybe_transmutable::<repr_rust, ()>(); | ^^ `[String; 0]` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<[String; 0], assert::Context, true, true, true, true>` is not implemented for `()` + = help: the trait `BikeshedIntrinsicFrom<[String; 0], 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::ALIGNMENT +LL | | .and(Assume::LIFETIMES) +LL | | .and(Assume::SAFETY) +LL | | .and(Assume::VALIDITY) +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `u128` cannot be safely transmuted into `[String; 0]` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:22:47 + --> $DIR/should_require_well_defined_layout.rs:27:47 | LL | assert::is_maybe_transmutable::<u128, repr_rust>(); | ^^^^^^^^^ `u128` cannot be safely transmuted into `[String; 0]` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, true, true, true, true>` is not implemented for `[String; 0]` + = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `[String; 0]` 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::ALIGNMENT +LL | | .and(Assume::LIFETIMES) +LL | | .and(Assume::SAFETY) +LL | | .and(Assume::VALIDITY) +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `[String; 1]` 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:32:52 | LL | assert::is_maybe_transmutable::<repr_rust, ()>(); | ^^ `[String; 1]` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<[String; 1], assert::Context, true, true, true, true>` is not implemented for `()` + = help: the trait `BikeshedIntrinsicFrom<[String; 1], 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::ALIGNMENT +LL | | .and(Assume::LIFETIMES) +LL | | .and(Assume::SAFETY) +LL | | .and(Assume::VALIDITY) +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `u128` cannot be safely transmuted into `[String; 1]` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:28:47 + --> $DIR/should_require_well_defined_layout.rs:33:47 | LL | assert::is_maybe_transmutable::<u128, repr_rust>(); | ^^^^^^^^^ `u128` cannot be safely transmuted into `[String; 1]` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, true, true, true, true>` is not implemented for `[String; 1]` + = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `[String; 1]` 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::ALIGNMENT +LL | | .and(Assume::LIFETIMES) +LL | | .and(Assume::SAFETY) +LL | | .and(Assume::VALIDITY) +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `[String; 2]` 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:38:52 | LL | assert::is_maybe_transmutable::<repr_rust, ()>(); | ^^ `[String; 2]` cannot be safely transmuted into `()` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<[String; 2], assert::Context, true, true, true, true>` is not implemented for `()` + = help: the trait `BikeshedIntrinsicFrom<[String; 2], 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::ALIGNMENT +LL | | .and(Assume::LIFETIMES) +LL | | .and(Assume::SAFETY) +LL | | .and(Assume::VALIDITY) +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error[E0277]: `u128` cannot be safely transmuted into `[String; 2]` in the defining scope of `assert::Context`. - --> $DIR/should_require_well_defined_layout.rs:34:47 + --> $DIR/should_require_well_defined_layout.rs:39:47 | LL | assert::is_maybe_transmutable::<u128, repr_rust>(); | ^^^^^^^^^ `u128` cannot be safely transmuted into `[String; 2]` in the defining scope of `assert::Context`. | - = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, true, true, true, true>` is not implemented for `[String; 2]` + = help: the trait `BikeshedIntrinsicFrom<u128, assert::Context, Assume { alignment: true, lifetimes: true, safety: true, validity: true }>` is not implemented for `[String; 2]` 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::ALIGNMENT +LL | | .and(Assume::LIFETIMES) +LL | | .and(Assume::SAFETY) +LL | | .and(Assume::VALIDITY) +LL | | }> + | |__________^ required by this bound in `is_maybe_transmutable` error: aborting due to 6 previous errors |