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Change an ICE regression test to use the original reproducer
This gives us more confidence that the ICE was indeed fixed.
This commit is contained in:
Gurinder Singh
parent
c308726599
commit
4afce46231
@ -1,11 +1,30 @@
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trait Trait<const N: Trait = bar> {
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//~^ ERROR cannot find value `bar` in this scope
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//~| ERROR cycle detected when computing type of `Trait::N`
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//~| ERROR cycle detected when computing type of `Trait::N`
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//~| ERROR `(dyn Trait<{const error}> + 'static)` is forbidden as the type of a const generic parameter
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//~| WARN trait objects without an explicit `dyn` are deprecated
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//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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fn fnc(&self) {
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//~^ ERROR cannot find value `bar` in this scope
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//~| ERROR cycle detected when computing type of `Trait::N`
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//~| ERROR cycle detected when computing type of `Trait::N`
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//~| ERROR the trait `Trait` cannot be made into an object
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//~| ERROR the trait `Trait` cannot be made into an object
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//~| ERROR the trait `Trait` cannot be made into an object
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//~| ERROR `(dyn Trait<{const error}> + 'static)` is forbidden as the type of a const generic parameter
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//~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects]
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//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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//~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects]
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//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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fn fnc<const N: Trait = u32>(&self) -> Trait {
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//~^ ERROR the name `N` is already used for a generic parameter in this item's generic parameters
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//~| ERROR expected value, found builtin type `u32`
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//~| ERROR defaults for const parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions
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//~| ERROR associated item referring to unboxed trait object for its own trait
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//~| ERROR the trait `Trait` cannot be made into an object
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//~| ERROR `(dyn Trait<{const error}> + 'static)` is forbidden as the type of a const generic parameter
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//~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects]
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//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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//~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects]
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//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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//~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects]
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//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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bar
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//~^ ERROR cannot find value `bar` in this scope
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}
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}
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@ -1,9 +1,30 @@
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error[E0403]: the name `N` is already used for a generic parameter in this item's generic parameters
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:18
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LL | trait Trait<const N: Trait = bar> {
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| - first use of `N`
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...
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LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
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| ^ already used
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error[E0425]: cannot find value `bar` in this scope
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:30
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LL | trait Trait<const N: Trait = bar> {
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| ^^^ not found in this scope
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error[E0423]: expected value, found builtin type `u32`
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:29
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LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
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| ^^^ not a value
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error[E0425]: cannot find value `bar` in this scope
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:26:9
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LL | bar
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| ^^^ not found in this scope
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warning: trait objects without an explicit `dyn` are deprecated
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:22
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@ -46,6 +67,84 @@ LL | trait Trait<const N: Trait = bar> {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= 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
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error: defaults for const parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:12
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LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
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| ^^^^^^^^^^^^^^^^^^^^
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warning: trait objects without an explicit `dyn` are deprecated
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:21
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LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
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| ^^^^^
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= warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
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help: if this is an object-safe trait, use `dyn`
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LL | fn fnc<const N: dyn Trait = u32>(&self) -> Trait {
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| +++
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warning: trait objects without an explicit `dyn` are deprecated
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:44
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LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
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| ^^^^^
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= warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
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help: if this is an object-safe trait, use `dyn`
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LL | fn fnc<const N: Trait = u32>(&self) -> dyn Trait {
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| +++
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warning: trait objects without an explicit `dyn` are deprecated
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:22
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LL | trait Trait<const N: Trait = bar> {
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| ^^^^^
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= warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
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= note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`
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help: if this is an object-safe trait, use `dyn`
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LL | trait Trait<const N: dyn Trait = bar> {
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| +++
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error[E0038]: the trait `Trait` cannot be made into an object
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:22
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LL | trait Trait<const N: Trait = bar> {
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| ^^^^^ `Trait` cannot be made into an object
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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>
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:8
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LL | trait Trait<const N: Trait = bar> {
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| ----- this trait cannot be made into an object...
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...
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LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
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| ^^^ ...because method `fnc` has generic type parameters
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= help: consider moving `fnc` to another trait
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error[E0038]: the trait `Trait` cannot be made into an object
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:13
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LL | trait Trait<const N: Trait = bar> {
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| ^^^^^^^^^^^^^^^^^^^^ `Trait` cannot be made into an object
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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>
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:8
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LL | trait Trait<const N: Trait = bar> {
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| ----- this trait cannot be made into an object...
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...
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LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
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| ^^^ ...because method `fnc` has generic type parameters
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= help: consider moving `fnc` to another trait
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error: `(dyn Trait<{const error}> + 'static)` is forbidden as the type of a const generic parameter
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:22
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@ -54,7 +153,76 @@ LL | trait Trait<const N: Trait = bar> {
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= note: the only supported types are integers, `bool` and `char`
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error: aborting due to 4 previous errors; 1 warning emitted
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error: associated item referring to unboxed trait object for its own trait
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:44
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LL | trait Trait<const N: Trait = bar> {
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| ----- in this trait
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...
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LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
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| ^^^^^
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help: you might have meant to use `Self` to refer to the implementing type
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LL | fn fnc<const N: Trait = u32>(&self) -> Self {
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| ~~~~
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Some errors have detailed explanations: E0391, E0425.
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For more information about an error, try `rustc --explain E0391`.
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warning: trait objects without an explicit `dyn` are deprecated
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:21
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LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
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| ^^^^^
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= warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
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= note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`
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help: if this is an object-safe trait, use `dyn`
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LL | fn fnc<const N: dyn Trait = u32>(&self) -> Trait {
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| +++
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error[E0038]: the trait `Trait` cannot be made into an object
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:21
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LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
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| ^^^^^ `Trait` cannot be made into an object
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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>
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:8
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LL | trait Trait<const N: Trait = bar> {
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| ----- this trait cannot be made into an object...
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...
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LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
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| ^^^ ...because method `fnc` has generic type parameters
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= help: consider moving `fnc` to another trait
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error[E0038]: the trait `Trait` cannot be made into an object
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:1:13
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LL | trait Trait<const N: Trait = bar> {
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| ^^^^^^^^^^^^^^^^^^^^ `Trait` cannot be made into an object
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|
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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>
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:8
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LL | trait Trait<const N: Trait = bar> {
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| ----- this trait cannot be made into an object...
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...
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LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
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| ^^^ ...because method `fnc` has generic type parameters
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= help: consider moving `fnc` to another trait
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= note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`
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error: `(dyn Trait<{const error}> + 'static)` is forbidden as the type of a const generic parameter
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--> $DIR/ice-hir-wf-check-anon-const-issue-122199.rs:13:21
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LL | fn fnc<const N: Trait = u32>(&self) -> Trait {
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| ^^^^^
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= note: the only supported types are integers, `bool` and `char`
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error: aborting due to 14 previous errors; 5 warnings emitted
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Some errors have detailed explanations: E0038, E0391, E0403, E0423, E0425.
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For more information about an error, try `rustc --explain E0038`.
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