[]Struct rustc::hir::CodegenFnAttrFlags

pub struct CodegenFnAttrFlags {
    bits: u32,
}
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Fields

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Methods

impl CodegenFnAttrFlags

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#[cold], a hint to LLVM that this function, when called, is never on the hot path

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#[allocator], a hint to LLVM that the pointer returned from this function is never null

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#[unwind], an indicator that this function may unwind despite what its ABI signature may otherwise imply

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#[rust_allocator_nounwind], an indicator that an imported FFI function will never unwind. Probably obsolete by recent changes with #[unwind], but hasn't been removed/migrated yet

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#[naked], indicates to LLVM that no function prologue/epilogue should be generated

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#[no_mangle], the function's name should be the same as its symbol

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#[rustc_std_internal_symbol], and indicator that this symbol is a "weird symbol" for the standard library in that it has slightly different linkage, visibility, and reachability rules.

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#[no_debug], indicates that no debugging information should be generated for this function by LLVM

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#[thread_local], indicates a static is actually a thread local piece of memory

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#[used], indicates that LLVM can't eliminate this function (but the linker can!)

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Returns an empty set of flags.

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Returns the set containing all flags.

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Returns the raw value of the flags currently stored.

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Convert from underlying bit representation, unless that representation contains bits that do not correspond to a flag.

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Convert from underlying bit representation, dropping any bits that do not correspond to flags.

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Returns true if no flags are currently stored.

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Returns true if all flags are currently set.

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Returns true if there are flags common to both self and other.

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Returns true all of the flags in other are contained within self.

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Inserts the specified flags in-place.

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Removes the specified flags in-place.

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Toggles the specified flags in-place.

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Inserts or removes the specified flags depending on the passed value.

Trait Implementations

impl Copy for CodegenFnAttrFlags

impl PartialEq for CodegenFnAttrFlags

This method tests for self and other values to be equal, and is used by ==. Read more

This method tests for !=.

impl Eq for CodegenFnAttrFlags

impl Clone for CodegenFnAttrFlags

Returns a copy of the value. Read more

Performs copy-assignment from source. Read more

impl PartialOrd for CodegenFnAttrFlags

This method returns an ordering between self and other values if one exists. Read more

This method tests less than (for self and other) and is used by the < operator. Read more

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more

This method tests greater than (for self and other) and is used by the > operator. Read more

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more

impl Ord for CodegenFnAttrFlags

This method returns an Ordering between self and other. Read more

Compares and returns the maximum of two values. Read more

Compares and returns the minimum of two values. Read more

impl Hash for CodegenFnAttrFlags

Feeds this value into the given [Hasher]. Read more

Feeds a slice of this type into the given [Hasher]. Read more

impl Encodable for CodegenFnAttrFlags
[src]

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impl Decodable for CodegenFnAttrFlags
[src]

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impl Debug for CodegenFnAttrFlags

Formats the value using the given formatter. Read more

impl Binary for CodegenFnAttrFlags

Formats the value using the given formatter.

impl Octal for CodegenFnAttrFlags

Formats the value using the given formatter.

impl LowerHex for CodegenFnAttrFlags

Formats the value using the given formatter.

impl UpperHex for CodegenFnAttrFlags

Formats the value using the given formatter.

impl BitOr for CodegenFnAttrFlags

The resulting type after applying the | operator.

Returns the union of the two sets of flags.

impl BitOrAssign for CodegenFnAttrFlags

Adds the set of flags.

impl BitXor for CodegenFnAttrFlags

The resulting type after applying the ^ operator.

Returns the left flags, but with all the right flags toggled.

impl BitXorAssign for CodegenFnAttrFlags

Toggles the set of flags.

impl BitAnd for CodegenFnAttrFlags

The resulting type after applying the & operator.

Returns the intersection between the two sets of flags.

impl BitAndAssign for CodegenFnAttrFlags

Disables all flags disabled in the set.

impl Sub for CodegenFnAttrFlags

The resulting type after applying the - operator.

Returns the set difference of the two sets of flags.

impl SubAssign for CodegenFnAttrFlags

Disables all flags enabled in the set.

impl Not for CodegenFnAttrFlags

The resulting type after applying the ! operator.

Returns the complement of this set of flags.

impl Extend<CodegenFnAttrFlags> for CodegenFnAttrFlags

Extends a collection with the contents of an iterator. Read more

impl FromIterator<CodegenFnAttrFlags> for CodegenFnAttrFlags

Creates a value from an iterator. Read more

impl<'hir> HashStable<StableHashingContext<'hir>> for CodegenFnAttrFlags
[src]

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Auto Trait Implementations

impl Send for CodegenFnAttrFlags

impl Sync for CodegenFnAttrFlags

Blanket Implementations

impl<T> MaybeResult for T
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impl<'a, T> Captures for T where
    T: ?Sized
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impl<T> ToOwned for T where
    T: Clone
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Creates owned data from borrowed data, usually by cloning. Read more

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recently added

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T> From for T
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Performs the conversion.

impl<T, U> Into for T where
    U: From<T>, 
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Performs the conversion.

impl<T, U> TryFrom for T where
    T: From<U>, 
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The type returned in the event of a conversion error.

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Performs the conversion.

impl<T> Borrow for T where
    T: ?Sized
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Important traits for &'a mut R

Immutably borrows from an owned value. Read more

impl<T, U> TryInto for T where
    U: TryFrom<T>, 
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The type returned in the event of a conversion error.

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Performs the conversion.

impl<T> BorrowMut for T where
    T: ?Sized
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Important traits for &'a mut R

Mutably borrows from an owned value. Read more

impl<T> Any for T where
    T: 'static + ?Sized
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Gets the TypeId of self. Read more

impl<T> Encodable for T where
    T: UseSpecializedEncodable + ?Sized
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impl<T> Decodable for T where
    T: UseSpecializedDecodable
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impl<E> SpecializationError for E
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Create an error for a missing method specialization. Defaults to panicking with type, trait & method names. S is the encoder/decoder state type, T is the type being encoded/decoded, and the arguments are the names of the trait and method that should've been overridden. Read more

impl<T> Erased for T
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impl<T> Send for T where
    T: ?Sized
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impl<T> Sync for T where
    T: ?Sized
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impl<T> Erased for T