error[E0277]: the type `UnsafeCell<mlua::lua::ExtraData>` may contain interior mutability and a reference may not be safely transferrable across a catch_unwind boundary
--> tests/compile/lua_norefunwindsafe.rs:7:18
|
7 | catch_unwind(|| lua.create_table().unwrap());
| ------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `UnsafeCell<mlua::lua::ExtraData>` may contain interior mutability and a reference may not be safely transferrable across a catch_unwind boundary
| |
| required by a bound introduced by this call
|
= help: within `Lua`, the trait `RefUnwindSafe` is not implemented for `UnsafeCell<mlua::lua::ExtraData>`
note: required because it appears within the type `ArcInner<UnsafeCell<ExtraData>>`
--> $RUST/alloc/src/sync.rs
|
| struct ArcInner<T: ?Sized> {
| ^^^^^^^^
note: required because it appears within the type `PhantomData<ArcInner<UnsafeCell<ExtraData>>>`
--> $RUST/core/src/marker.rs
|
| pub struct PhantomData<T: ?Sized>;
| ^^^^^^^^^^^
note: required because it appears within the type `Arc<UnsafeCell<ExtraData>>`
--> $RUST/alloc/src/sync.rs
|
| pub struct Arc<
| ^^^
note: required because it appears within the type `LuaInner`
--> src/lua.rs
|
| pub struct LuaInner {
| ^^^^^^^^
note: required because it appears within the type `ArcInner<LuaInner>`
--> $RUST/alloc/src/sync.rs
|
| struct ArcInner<T: ?Sized> {
| ^^^^^^^^
note: required because it appears within the type `PhantomData<ArcInner<LuaInner>>`
--> $RUST/core/src/marker.rs
|
| pub struct PhantomData<T: ?Sized>;
| ^^^^^^^^^^^
note: required because it appears within the type `Arc<LuaInner>`
--> $RUST/alloc/src/sync.rs
|
| pub struct Arc<
| ^^^
note: required because it appears within the type `Lua`
--> src/lua.rs
|
| pub struct Lua(Arc<LuaInner>);
| ^^^
= note: required for `&Lua` to implement `UnwindSafe`
note: required because it's used within this closure
--> tests/compile/lua_norefunwindsafe.rs:7:18
|
7 | catch_unwind(|| lua.create_table().unwrap());
| ^^
note: required by a bound in `catch_unwind`
--> $RUST/std/src/panic.rs
|
| pub fn catch_unwind<F: FnOnce() -> R + UnwindSafe, R>(f: F) -> Result<R> {
| ^^^^^^^^^^ required by this bound in `catch_unwind`