bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

Auto merge of #100036 - DrMeepster:box_free_free_box, r=oli-obk

Browse source 
Remove `box_free` lang item

This PR removes the `box_free` lang item, replacing it with `Box`'s `Drop` impl. Box dropping is still slightly magic because the contained value is still dropped by the compiler.
This commit is contained in:
bors 2023-06-17 16:10:57 +00:00
commit a8a29070f0
17 changed files with 91 additions and 146 deletions
Download patch file Download diff file Expand all files Collapse all files

1
compiler/rustc_hir/src/lang_items.rs
View file

@ -250,7 +250,6 @@ language_item_table! {
FormatUnsafeArg, sym::format_unsafe_arg, format_unsafe_arg, Target::Struct, GenericRequirement::None;
ExchangeMalloc, sym::exchange_malloc, exchange_malloc_fn, Target::Fn, GenericRequirement::None;
BoxFree, sym::box_free, box_free_fn, Target::Fn, GenericRequirement::Minimum(1);
DropInPlace, sym::drop_in_place, drop_in_place_fn, Target::Fn, GenericRequirement::Minimum(1);
AllocLayout, sym::alloc_layout, alloc_layout, Target::Struct, GenericRequirement::None;