diff options
Diffstat (limited to 'src/test/ui/closures/2229_closure_analysis/migrations/insignificant_drop_attr_migrations.fixed')
-rw-r--r-- | src/test/ui/closures/2229_closure_analysis/migrations/insignificant_drop_attr_migrations.fixed | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/src/test/ui/closures/2229_closure_analysis/migrations/insignificant_drop_attr_migrations.fixed b/src/test/ui/closures/2229_closure_analysis/migrations/insignificant_drop_attr_migrations.fixed deleted file mode 100644 index d985e3bb9..000000000 --- a/src/test/ui/closures/2229_closure_analysis/migrations/insignificant_drop_attr_migrations.fixed +++ /dev/null @@ -1,76 +0,0 @@ -// run-rustfix - -#![deny(rust_2021_incompatible_closure_captures)] -//~^ NOTE: the lint level is defined here -#![feature(rustc_attrs)] -#![allow(unused)] - -use std::sync::Mutex; - - #[rustc_insignificant_dtor] -struct InsignificantDropPoint { - x: i32, - y: Mutex<i32>, -} - -impl Drop for InsignificantDropPoint { - fn drop(&mut self) {} -} - -struct SigDrop; - -impl Drop for SigDrop { - fn drop(&mut self) {} -} - -#[rustc_insignificant_dtor] -struct GenericStruct<T>(T, T); - -impl<T> Drop for GenericStruct<T> { - fn drop(&mut self) {} -} - -struct Wrapper<T>(GenericStruct<T>, i32); - -// `SigDrop` implements drop and therefore needs to be migrated. -fn significant_drop_needs_migration() { - let t = (SigDrop {}, SigDrop {}); - - let c = || { - let _ = &t; - //~^ ERROR: drop order - //~| NOTE: for more information, see - //~| HELP: add a dummy let to cause `t` to be fully captured - let _t = t.0; - //~^ NOTE: in Rust 2018, this closure captures all of `t`, but in Rust 2021, it will only capture `t.0` - }; - - c(); -} -//~^ NOTE: in Rust 2018, `t` is dropped here, but in Rust 2021, only `t.0` will be dropped here as part of the closure - -// Even if a type implements an insignificant drop, if it's -// elements have a significant drop then the overall type is -// consdered to have an significant drop. Since the elements -// of `GenericStruct` implement drop, migration is required. -fn generic_struct_with_significant_drop_needs_migration() { - let t = Wrapper(GenericStruct(SigDrop {}, SigDrop {}), 5); - - // move is used to force i32 to be copied instead of being a ref - let c = move || { - let _ = &t; - //~^ ERROR: drop order - //~| NOTE: for more information, see - //~| HELP: add a dummy let to cause `t` to be fully captured - let _t = t.1; - //~^ NOTE: in Rust 2018, this closure captures all of `t`, but in Rust 2021, it will only capture `t.1` - }; - - c(); -} -//~^ NOTE: in Rust 2018, `t` is dropped here, but in Rust 2021, only `t.1` will be dropped here as part of the closure - -fn main() { - significant_drop_needs_migration(); - generic_struct_with_significant_drop_needs_migration(); -} |