Enum rustc_mir_dataflow::elaborate_drops::Unwind
source · [−]pub enum Unwind {
To(BasicBlock),
InCleanup,
}
Expand description
Describes if unwinding is necessary and where to unwind to if a panic occurs.
Variants
To(BasicBlock)
Unwind to this block.
InCleanup
Already in an unwind path, any panic will cause an abort.
Implementations
sourceimpl Unwind
impl Unwind
fn is_cleanup(self) -> bool
fn into_option(self) -> Option<BasicBlock>
fn map<F>(self, f: F) -> Selfwhere
F: FnOnce(BasicBlock) -> BasicBlock,
Trait Implementations
Auto Trait Implementations
impl RefUnwindSafe for Unwind
impl Send for Unwind
impl Sync for Unwind
impl Unpin for Unwind
impl UnwindSafe for Unwind
Blanket Implementations
sourceimpl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Layout
Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...)
attributes. Please see the Rust Reference’s “Type Layout” chapter for details on type layout guarantees.
Size: 4 bytes
Size for each variant:
To
: 4 bytesInCleanup
: 0 bytes