diff options
Diffstat (limited to 'tests')
17 files changed, 308 insertions, 47 deletions
diff --git a/tests/mir-opt/dataflow-const-prop/default_boxed_slice.rs b/tests/mir-opt/dataflow-const-prop/default_boxed_slice.rs index 9986d903501..617501217cf 100644 --- a/tests/mir-opt/dataflow-const-prop/default_boxed_slice.rs +++ b/tests/mir-opt/dataflow-const-prop/default_boxed_slice.rs @@ -1,6 +1,5 @@ //@ unit-test: DataflowConstProp //@ compile-flags: -Zmir-enable-passes=+GVN,+Inline -//@ ignore-debug assertions change the output MIR // EMIT_MIR_FOR_EACH_BIT_WIDTH // EMIT_MIR_FOR_EACH_PANIC_STRATEGY diff --git a/tests/mir-opt/funky_arms.rs b/tests/mir-opt/funky_arms.rs index 189cd7951fb..fc3691049eb 100644 --- a/tests/mir-opt/funky_arms.rs +++ b/tests/mir-opt/funky_arms.rs @@ -1,6 +1,5 @@ // skip-filecheck // EMIT_MIR_FOR_EACH_PANIC_STRATEGY -//@ compile-flags: --crate-type lib -Cdebug-assertions=no #![feature(flt2dec)] diff --git a/tests/mir-opt/inline/unchecked_shifts.rs b/tests/mir-opt/inline/unchecked_shifts.rs index 2fd18f3d5eb..12b00e76a11 100644 --- a/tests/mir-opt/inline/unchecked_shifts.rs +++ b/tests/mir-opt/inline/unchecked_shifts.rs @@ -2,7 +2,6 @@ #![crate_type = "lib"] #![feature(unchecked_shifts)] -//@ ignore-debug: the debug assertions prevent the inlining we are testing for //@ compile-flags: -Zmir-opt-level=2 -Zinline-mir // EMIT_MIR unchecked_shifts.unchecked_shl_unsigned_smaller.Inline.diff diff --git a/tests/mir-opt/inline/unwrap_unchecked.rs b/tests/mir-opt/inline/unwrap_unchecked.rs index e44e4e23a2c..13c76c5bb53 100644 --- a/tests/mir-opt/inline/unwrap_unchecked.rs +++ b/tests/mir-opt/inline/unwrap_unchecked.rs @@ -1,8 +1,7 @@ #![crate_type = "lib"] // EMIT_MIR_FOR_EACH_PANIC_STRATEGY -//@ ignore-debug: the debug assertions prevent the inlining we are testing for -//@ compile-flags: -Zmir-opt-level=2 -Zinline-mir -Cdebug-assertions=no +//@ compile-flags: -Zmir-opt-level=2 -Zinline-mir // EMIT_MIR unwrap_unchecked.unwrap_unchecked.Inline.diff // EMIT_MIR unwrap_unchecked.unwrap_unchecked.PreCodegen.after.mir diff --git a/tests/mir-opt/pre-codegen/duplicate_switch_targets.rs b/tests/mir-opt/pre-codegen/duplicate_switch_targets.rs index 67540676f4a..561bafa9651 100644 --- a/tests/mir-opt/pre-codegen/duplicate_switch_targets.rs +++ b/tests/mir-opt/pre-codegen/duplicate_switch_targets.rs @@ -1,6 +1,5 @@ // skip-filecheck //@ compile-flags: -O -Zmir-opt-level=2 -Cdebuginfo=0 -//@ ignore-debug: standard library debug assertions add a panic that breaks this optimization #![crate_type = "lib"] diff --git a/tests/mir-opt/pre-codegen/mem_replace.rs b/tests/mir-opt/pre-codegen/mem_replace.rs index 9cb3a839956..a68fe31f609 100644 --- a/tests/mir-opt/pre-codegen/mem_replace.rs +++ b/tests/mir-opt/pre-codegen/mem_replace.rs @@ -1,6 +1,6 @@ // skip-filecheck //@ compile-flags: -O -C debuginfo=0 -Zmir-opt-level=2 -Zinline-mir -//@ ignore-debug the standard library debug assertions leak into this test +//@ ignore-debug: precondition checks on ptr::read/write are under cfg(debug_assertions) // EMIT_MIR_FOR_EACH_PANIC_STRATEGY #![crate_type = "lib"] diff --git a/tests/mir-opt/pre-codegen/slice_index.rs b/tests/mir-opt/pre-codegen/slice_index.rs index 1d977ee9214..c9dd72d8be2 100644 --- a/tests/mir-opt/pre-codegen/slice_index.rs +++ b/tests/mir-opt/pre-codegen/slice_index.rs @@ -1,6 +1,5 @@ // skip-filecheck //@ compile-flags: -O -C debuginfo=0 -Zmir-opt-level=2 -//@ ignore-debug the standard library debug assertions leak into this test // EMIT_MIR_FOR_EACH_PANIC_STRATEGY #![crate_type = "lib"] diff --git a/tests/mir-opt/pre-codegen/slice_iter.rs b/tests/mir-opt/pre-codegen/slice_iter.rs index 0fbd3706544..86f37ca4d13 100644 --- a/tests/mir-opt/pre-codegen/slice_iter.rs +++ b/tests/mir-opt/pre-codegen/slice_iter.rs @@ -1,6 +1,5 @@ // skip-filecheck //@ compile-flags: -O -C debuginfo=0 -Zmir-opt-level=2 -//@ ignore-debug the standard library debug assertions leak into this test // EMIT_MIR_FOR_EACH_PANIC_STRATEGY #![crate_type = "lib"] diff --git a/tests/ui/async-await/future-sizes/async-awaiting-fut.stdout b/tests/ui/async-await/future-sizes/async-awaiting-fut.stdout index 47b39e5246d..d6fb643702c 100644 --- a/tests/ui/async-await/future-sizes/async-awaiting-fut.stdout +++ b/tests/ui/async-await/future-sizes/async-awaiting-fut.stdout @@ -2,7 +2,7 @@ print-type-size type: `{async fn body@$DIR/async-awaiting-fut.rs:21:21: 24:2}`: print-type-size discriminant: 1 bytes print-type-size variant `Unresumed`: 0 bytes print-type-size variant `Suspend0`: 3077 bytes -print-type-size local `.__awaitee`: 3077 bytes +print-type-size local `.__awaitee`: 3077 bytes, type: {async fn body@$DIR/async-awaiting-fut.rs:10:64: 19:2} print-type-size variant `Returned`: 0 bytes print-type-size variant `Panicked`: 0 bytes print-type-size type: `std::mem::ManuallyDrop<{async fn body@$DIR/async-awaiting-fut.rs:10:64: 19:2}>`: 3077 bytes, alignment: 1 bytes @@ -19,19 +19,19 @@ print-type-size variant `Suspend0`: 2052 bytes print-type-size upvar `.fut`: 1025 bytes, offset: 0 bytes, alignment: 1 bytes print-type-size padding: 1 bytes print-type-size local `.fut`: 1025 bytes, alignment: 1 bytes -print-type-size local `..coroutine_field4`: 1 bytes -print-type-size local `.__awaitee`: 1 bytes +print-type-size local `..coroutine_field4`: 1 bytes, type: bool +print-type-size local `.__awaitee`: 1 bytes, type: {async fn body@$DIR/async-awaiting-fut.rs:6:17: 6:19} print-type-size variant `Suspend1`: 3076 bytes print-type-size upvar `.fut`: 1025 bytes, offset: 0 bytes, alignment: 1 bytes print-type-size padding: 1026 bytes -print-type-size local `..coroutine_field4`: 1 bytes, alignment: 1 bytes -print-type-size local `.__awaitee`: 1025 bytes +print-type-size local `..coroutine_field4`: 1 bytes, alignment: 1 bytes, type: bool +print-type-size local `.__awaitee`: 1025 bytes, type: {async fn body@$DIR/async-awaiting-fut.rs:8:35: 8:37} print-type-size variant `Suspend2`: 2052 bytes print-type-size upvar `.fut`: 1025 bytes, offset: 0 bytes, alignment: 1 bytes print-type-size padding: 1 bytes print-type-size local `.fut`: 1025 bytes, alignment: 1 bytes -print-type-size local `..coroutine_field4`: 1 bytes -print-type-size local `.__awaitee`: 1 bytes +print-type-size local `..coroutine_field4`: 1 bytes, type: bool +print-type-size local `.__awaitee`: 1 bytes, type: {async fn body@$DIR/async-awaiting-fut.rs:6:17: 6:19} print-type-size variant `Returned`: 1025 bytes print-type-size upvar `.fut`: 1025 bytes, offset: 0 bytes, alignment: 1 bytes print-type-size variant `Panicked`: 1025 bytes diff --git a/tests/ui/async-await/future-sizes/large-arg.stdout b/tests/ui/async-await/future-sizes/large-arg.stdout index 005460df626..589df102af4 100644 --- a/tests/ui/async-await/future-sizes/large-arg.stdout +++ b/tests/ui/async-await/future-sizes/large-arg.stdout @@ -2,7 +2,7 @@ print-type-size type: `{async fn body@$DIR/large-arg.rs:6:21: 8:2}`: 3076 bytes, print-type-size discriminant: 1 bytes print-type-size variant `Unresumed`: 0 bytes print-type-size variant `Suspend0`: 3075 bytes -print-type-size local `.__awaitee`: 3075 bytes +print-type-size local `.__awaitee`: 3075 bytes, type: {async fn body@$DIR/large-arg.rs:10:30: 12:2} print-type-size variant `Returned`: 0 bytes print-type-size variant `Panicked`: 0 bytes print-type-size type: `std::mem::ManuallyDrop<{async fn body@$DIR/large-arg.rs:10:30: 12:2}>`: 3075 bytes, alignment: 1 bytes @@ -17,7 +17,7 @@ print-type-size variant `Unresumed`: 1024 bytes print-type-size upvar `.t`: 1024 bytes print-type-size variant `Suspend0`: 3074 bytes print-type-size upvar `.t`: 1024 bytes -print-type-size local `.__awaitee`: 2050 bytes +print-type-size local `.__awaitee`: 2050 bytes, type: {async fn body@$DIR/large-arg.rs:13:26: 15:2} print-type-size variant `Returned`: 1024 bytes print-type-size upvar `.t`: 1024 bytes print-type-size variant `Panicked`: 1024 bytes @@ -34,7 +34,7 @@ print-type-size variant `Unresumed`: 1024 bytes print-type-size upvar `.t`: 1024 bytes print-type-size variant `Suspend0`: 2049 bytes print-type-size upvar `.t`: 1024 bytes -print-type-size local `.__awaitee`: 1025 bytes +print-type-size local `.__awaitee`: 1025 bytes, type: {async fn body@$DIR/large-arg.rs:16:26: 18:2} print-type-size variant `Returned`: 1024 bytes print-type-size upvar `.t`: 1024 bytes print-type-size variant `Panicked`: 1024 bytes diff --git a/tests/ui/impl-trait/in-trait/opaque-and-lifetime-mismatch.rs b/tests/ui/impl-trait/in-trait/opaque-and-lifetime-mismatch.rs index 6f0dbd752b0..21e2fda1c3a 100644 --- a/tests/ui/impl-trait/in-trait/opaque-and-lifetime-mismatch.rs +++ b/tests/ui/impl-trait/in-trait/opaque-and-lifetime-mismatch.rs @@ -1,5 +1,4 @@ -struct Wrapper<'rom>(T); -//~^ ERROR cannot find type `T` in this scope +struct Wrapper<'rom>(&'rom ()); trait Foo { fn bar() -> Wrapper<impl Sized>; @@ -15,4 +14,18 @@ impl Foo for () { } } +trait Bar { + fn foo() -> Wrapper<impl Sized>; + //~^ ERROR missing lifetime specifier + //~| ERROR struct takes 0 generic arguments but 1 generic argument was supplied +} + +impl Bar for () { + fn foo() -> Wrapper<impl Sized> { + //~^ ERROR missing lifetime specifier + //~| ERROR struct takes 0 generic arguments but 1 generic argument was supplied + Wrapper(&()) + } +} + fn main() {} diff --git a/tests/ui/impl-trait/in-trait/opaque-and-lifetime-mismatch.stderr b/tests/ui/impl-trait/in-trait/opaque-and-lifetime-mismatch.stderr index d30557c8a7b..d7fc40fa342 100644 --- a/tests/ui/impl-trait/in-trait/opaque-and-lifetime-mismatch.stderr +++ b/tests/ui/impl-trait/in-trait/opaque-and-lifetime-mismatch.stderr @@ -1,5 +1,5 @@ error[E0106]: missing lifetime specifier - --> $DIR/opaque-and-lifetime-mismatch.rs:5:24 + --> $DIR/opaque-and-lifetime-mismatch.rs:4:24 | LL | fn bar() -> Wrapper<impl Sized>; | ^ expected named lifetime parameter @@ -10,19 +10,32 @@ help: consider using the `'static` lifetime, but this is uncommon unless you're LL | fn bar() -> Wrapper<'static, impl Sized>; | ++++++++ -error[E0412]: cannot find type `T` in this scope - --> $DIR/opaque-and-lifetime-mismatch.rs:1:22 +error[E0106]: missing lifetime specifier + --> $DIR/opaque-and-lifetime-mismatch.rs:18:24 + | +LL | fn foo() -> Wrapper<impl Sized>; + | ^ expected named lifetime parameter + | + = help: this function's return type contains a borrowed value, but there is no value for it to be borrowed from +help: consider using the `'static` lifetime, but this is uncommon unless you're returning a borrowed value from a `const` or a `static`, or if you will only have owned values + | +LL | fn foo() -> Wrapper<'static, impl Sized>; + | ++++++++ + +error[E0106]: missing lifetime specifier + --> $DIR/opaque-and-lifetime-mismatch.rs:24:24 | -LL | struct Wrapper<'rom>(T); - | ^ not found in this scope +LL | fn foo() -> Wrapper<impl Sized> { + | ^ expected named lifetime parameter | -help: you might be missing a type parameter + = help: this function's return type contains a borrowed value, but there is no value for it to be borrowed from +help: consider using the `'static` lifetime, but this is uncommon unless you're returning a borrowed value from a `const` or a `static`, or if you will only have owned values | -LL | struct Wrapper<'rom, T>(T); - | +++ +LL | fn foo() -> Wrapper<'static, impl Sized> { + | ++++++++ error[E0107]: struct takes 0 generic arguments but 1 generic argument was supplied - --> $DIR/opaque-and-lifetime-mismatch.rs:5:17 + --> $DIR/opaque-and-lifetime-mismatch.rs:4:17 | LL | fn bar() -> Wrapper<impl Sized>; | ^^^^^^^ ---------- help: remove this generic argument @@ -32,11 +45,25 @@ LL | fn bar() -> Wrapper<impl Sized>; note: struct defined here, with 0 generic parameters --> $DIR/opaque-and-lifetime-mismatch.rs:1:8 | -LL | struct Wrapper<'rom>(T); +LL | struct Wrapper<'rom>(&'rom ()); + | ^^^^^^^ + +error[E0107]: struct takes 0 generic arguments but 1 generic argument was supplied + --> $DIR/opaque-and-lifetime-mismatch.rs:18:17 + | +LL | fn foo() -> Wrapper<impl Sized>; + | ^^^^^^^ ---------- help: remove this generic argument + | | + | expected 0 generic arguments + | +note: struct defined here, with 0 generic parameters + --> $DIR/opaque-and-lifetime-mismatch.rs:1:8 + | +LL | struct Wrapper<'rom>(&'rom ()); | ^^^^^^^ error[E0053]: method `bar` has an incompatible return type for trait - --> $DIR/opaque-and-lifetime-mismatch.rs:11:17 + --> $DIR/opaque-and-lifetime-mismatch.rs:10:17 | LL | fn bar() -> i32 { | ^^^ @@ -45,7 +72,7 @@ LL | fn bar() -> i32 { | return type in trait error[E0053]: method `bar` has an incompatible type for trait - --> $DIR/opaque-and-lifetime-mismatch.rs:11:17 + --> $DIR/opaque-and-lifetime-mismatch.rs:10:17 | LL | fn bar() -> i32 { | ^^^ @@ -54,14 +81,28 @@ LL | fn bar() -> i32 { | help: change the output type to match the trait: `Wrapper<'static>` | note: type in trait - --> $DIR/opaque-and-lifetime-mismatch.rs:5:17 + --> $DIR/opaque-and-lifetime-mismatch.rs:4:17 | LL | fn bar() -> Wrapper<impl Sized>; | ^^^^^^^^^^^^^^^^^^^ = note: expected signature `fn() -> Wrapper<'static>` found signature `fn() -> i32` -error: aborting due to 5 previous errors +error[E0107]: struct takes 0 generic arguments but 1 generic argument was supplied + --> $DIR/opaque-and-lifetime-mismatch.rs:24:17 + | +LL | fn foo() -> Wrapper<impl Sized> { + | ^^^^^^^ ---------- help: remove this generic argument + | | + | expected 0 generic arguments + | +note: struct defined here, with 0 generic parameters + --> $DIR/opaque-and-lifetime-mismatch.rs:1:8 + | +LL | struct Wrapper<'rom>(&'rom ()); + | ^^^^^^^ + +error: aborting due to 8 previous errors -Some errors have detailed explanations: E0053, E0106, E0107, E0412. +Some errors have detailed explanations: E0053, E0106, E0107. For more information about an error, try `rustc --explain E0053`. diff --git a/tests/ui/panics/panic-in-message-fmt.rs b/tests/ui/panics/panic-in-message-fmt.rs new file mode 100644 index 00000000000..e5bedf96b35 --- /dev/null +++ b/tests/ui/panics/panic-in-message-fmt.rs @@ -0,0 +1,25 @@ +// Checks what happens when formatting the panic message panics. + +//@ run-fail +//@ exec-env:RUST_BACKTRACE=0 +//@ check-run-results +//@ error-pattern: panicked while processing panic +//@ normalize-stderr-test: "\n +[0-9]+:[^\n]+" -> "" +//@ normalize-stderr-test: "\n +at [^\n]+" -> "" +//@ normalize-stderr-test: "(core/src/panicking\.rs):[0-9]+:[0-9]+" -> "$1:$$LINE:$$COL" +//@ ignore-emscripten "RuntimeError" junk in output + +use std::fmt::{Display, self}; + +struct MyStruct; + +impl Display for MyStruct { + fn fmt(&self, _: &mut fmt::Formatter<'_>) -> fmt::Result { + todo!() + } +} + +fn main() { + let instance = MyStruct; + panic!("this is wrong: {}", instance); +} diff --git a/tests/ui/panics/panic-in-message-fmt.run.stderr b/tests/ui/panics/panic-in-message-fmt.run.stderr new file mode 100644 index 00000000000..c3a5733c8ae --- /dev/null +++ b/tests/ui/panics/panic-in-message-fmt.run.stderr @@ -0,0 +1,2 @@ +panicked at $DIR/panic-in-message-fmt.rs:18:9: +thread panicked while processing panic. aborting. diff --git a/tests/ui/print_type_sizes/async.stdout b/tests/ui/print_type_sizes/async.stdout index e1be98f85d8..1df4d85d09e 100644 --- a/tests/ui/print_type_sizes/async.stdout +++ b/tests/ui/print_type_sizes/async.stdout @@ -5,7 +5,7 @@ print-type-size upvar `.arg`: 8192 bytes print-type-size variant `Suspend0`: 16385 bytes print-type-size upvar `.arg`: 8192 bytes print-type-size local `.arg`: 8192 bytes -print-type-size local `.__awaitee`: 1 bytes +print-type-size local `.__awaitee`: 1 bytes, type: {async fn body@$DIR/async.rs:8:17: 8:19} print-type-size variant `Returned`: 8192 bytes print-type-size upvar `.arg`: 8192 bytes print-type-size variant `Panicked`: 8192 bytes diff --git a/tests/ui/wf/ice-hir-wf-check-anon-const-issue-122199.rs b/tests/ui/wf/ice-hir-wf-check-anon-const-issue-122199.rs index 107cfbb9ff6..db155f4fa3c 100644 --- a/tests/ui/wf/ice-hir-wf-check-anon-const-issue-122199.rs +++ b/tests/ui/wf/ice-hir-wf-check-anon-const-issue-122199.rs @@ -1,11 +1,30 @@ trait Trait<const N: Trait = bar> { -//~^ ERROR cannot find value `bar` in this scope -//~| ERROR cycle detected when computing type of `Trait::N` -//~| ERROR cycle detected when computing type of `Trait::N` -//~| ERROR `(dyn Trait<{const error}> + 'static)` is forbidden as the type of a const generic parameter -//~| WARN trait objects without an explicit `dyn` are deprecated -//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! - fn fnc(&self) { + //~^ ERROR cannot find value `bar` in this scope + //~| ERROR cycle detected when computing type of `Trait::N` + //~| ERROR cycle detected when computing type of `Trait::N` + //~| ERROR the trait `Trait` cannot be made into an object + //~| ERROR the trait `Trait` cannot be made into an object + //~| ERROR the trait `Trait` cannot be made into an object + //~| ERROR `(dyn Trait<{const error}> + 'static)` is forbidden as the type of a const generic parameter + //~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects] + //~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! + //~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects] + //~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! + fn fnc<const N: Trait = u32>(&self) -> Trait { + //~^ ERROR the name `N` is already used for a generic parameter in this item's generic parameters + //~| ERROR expected value, found builtin type `u32` + //~| ERROR defaults for const parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions + //~| ERROR associated item referring to unboxed trait object for its own trait + //~| ERROR the trait `Trait` cannot be made into an object + //~| ERROR `(dyn Trait<{const error}> + 'static)` is forbidden as the type of a const generic parameter + //~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects] + //~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! + //~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects] + //~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! + //~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects] + //~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! + bar + //~^ ERROR cannot find value `bar` in this scope } } diff --git a/tests/ui/wf/ice-hir-wf-check-anon-const-issue-122199.stderr b/tests/ui/wf/ice-hir-wf-check-anon-const-issue-122199.stderr index 2d5a0ede962..cf985d9d1fd 100644 --- a/tests/ui/wf/ice-hir-wf-check-anon-const-issue-122199.stderr +++ b/tests/ui/wf/ice-hir-wf-check-anon-const-issue-122199.stderr @@ -1,9 +1,30 @@ +error[E0403]: the name `N` is already used for a generic parameter in this item's generic parameters + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:18 + | +LL | trait Trait<const N: Trait = bar> { + | - first use of `N` +... +LL | fn fnc<const N: Trait = u32>(&self) -> Trait { + | ^ already used + error[E0425]: cannot find value `bar` in this scope --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:30 | LL | trait Trait<const N: Trait = bar> { | ^^^ not found in this scope +error[E0423]: expected value, found builtin type `u32` + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:29 + | +LL | fn fnc<const N: Trait = u32>(&self) -> Trait { + | ^^^ not a value + +error[E0425]: cannot find value `bar` in this scope + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:26:9 + | +LL | bar + | ^^^ not found in this scope + warning: trait objects without an explicit `dyn` are deprecated --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:22 | @@ -46,6 +67,84 @@ LL | trait Trait<const N: Trait = bar> { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ = note: see https://rustc-dev-guide.rust-lang.org/overview.html#queries and https://rustc-dev-guide.rust-lang.org/query.html for more information +error: defaults for const parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:12 + | +LL | fn fnc<const N: Trait = u32>(&self) -> Trait { + | ^^^^^^^^^^^^^^^^^^^^ + +warning: trait objects without an explicit `dyn` are deprecated + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:21 + | +LL | fn fnc<const N: Trait = u32>(&self) -> Trait { + | ^^^^^ + | + = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! + = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html> +help: if this is an object-safe trait, use `dyn` + | +LL | fn fnc<const N: dyn Trait = u32>(&self) -> Trait { + | +++ + +warning: trait objects without an explicit `dyn` are deprecated + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:44 + | +LL | fn fnc<const N: Trait = u32>(&self) -> Trait { + | ^^^^^ + | + = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! + = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html> +help: if this is an object-safe trait, use `dyn` + | +LL | fn fnc<const N: Trait = u32>(&self) -> dyn Trait { + | +++ + +warning: trait objects without an explicit `dyn` are deprecated + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:22 + | +LL | trait Trait<const N: Trait = bar> { + | ^^^^^ + | + = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! + = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html> + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` +help: if this is an object-safe trait, use `dyn` + | +LL | trait Trait<const N: dyn Trait = bar> { + | +++ + +error[E0038]: the trait `Trait` cannot be made into an object + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:22 + | +LL | trait Trait<const N: Trait = bar> { + | ^^^^^ `Trait` cannot be made into an object + | +note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety> + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:8 + | +LL | trait Trait<const N: Trait = bar> { + | ----- this trait cannot be made into an object... +... +LL | fn fnc<const N: Trait = u32>(&self) -> Trait { + | ^^^ ...because method `fnc` has generic type parameters + = help: consider moving `fnc` to another trait + +error[E0038]: the trait `Trait` cannot be made into an object + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:13 + | +LL | trait Trait<const N: Trait = bar> { + | ^^^^^^^^^^^^^^^^^^^^ `Trait` cannot be made into an object + | +note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety> + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:8 + | +LL | trait Trait<const N: Trait = bar> { + | ----- this trait cannot be made into an object... +... +LL | fn fnc<const N: Trait = u32>(&self) -> Trait { + | ^^^ ...because method `fnc` has generic type parameters + = help: consider moving `fnc` to another trait + error: `(dyn Trait<{const error}> + 'static)` is forbidden as the type of a const generic parameter --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:22 | @@ -54,7 +153,76 @@ LL | trait Trait<const N: Trait = bar> { | = note: the only supported types are integers, `bool` and `char` -error: aborting due to 4 previous errors; 1 warning emitted +error: associated item referring to unboxed trait object for its own trait + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:44 + | +LL | trait Trait<const N: Trait = bar> { + | ----- in this trait +... +LL | fn fnc<const N: Trait = u32>(&self) -> Trait { + | ^^^^^ + | +help: you might have meant to use `Self` to refer to the implementing type + | +LL | fn fnc<const N: Trait = u32>(&self) -> Self { + | ~~~~ + +warning: trait objects without an explicit `dyn` are deprecated + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:21 + | +LL | fn fnc<const N: Trait = u32>(&self) -> Trait { + | ^^^^^ + | + = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! + = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html> + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` +help: if this is an object-safe trait, use `dyn` + | +LL | fn fnc<const N: dyn Trait = u32>(&self) -> Trait { + | +++ + +error[E0038]: the trait `Trait` cannot be made into an object + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:21 + | +LL | fn fnc<const N: Trait = u32>(&self) -> Trait { + | ^^^^^ `Trait` cannot be made into an object + | +note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety> + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:8 + | +LL | trait Trait<const N: Trait = bar> { + | ----- this trait cannot be made into an object... +... +LL | fn fnc<const N: Trait = u32>(&self) -> Trait { + | ^^^ ...because method `fnc` has generic type parameters + = help: consider moving `fnc` to another trait + +error[E0038]: the trait `Trait` cannot be made into an object + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:13 + | +LL | trait Trait<const N: Trait = bar> { + | ^^^^^^^^^^^^^^^^^^^^ `Trait` cannot be made into an object + | +note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety> + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:8 + | +LL | trait Trait<const N: Trait = bar> { + | ----- this trait cannot be made into an object... +... +LL | fn fnc<const N: Trait = u32>(&self) -> Trait { + | ^^^ ...because method `fnc` has generic type parameters + = help: consider moving `fnc` to another trait + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +error: `(dyn Trait<{const error}> + 'static)` is forbidden as the type of a const generic parameter + --> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:21 + | +LL | fn fnc<const N: Trait = u32>(&self) -> Trait { + | ^^^^^ + | + = note: the only supported types are integers, `bool` and `char` + +error: aborting due to 14 previous errors; 5 warnings emitted -Some errors have detailed explanations: E0391, E0425. -For more information about an error, try `rustc --explain E0391`. +Some errors have detailed explanations: E0038, E0391, E0403, E0423, E0425. +For more information about an error, try `rustc --explain E0038`. |