Module rustc_attr::builtin

Parsing and validation of builtin attributes

Structs

ConstStability	Represents the #[rustc_const_unstable] and #[rustc_const_stable] attributes.
Deprecation
Stability	Represents the following attributes:

Enums

AttrError
InlineAttr
InstructionSetAttr
IntType
OptimizeAttr
ReprAttr
StabilityLevel	The available stability levels.
TransparencyError
UnwindAttr

Functions

allow_internal_unstable
allow_unstable
cfg_matches	Tests if a cfg-pattern matches the cfg set
eval_condition	Evaluate a cfg-like condition (with any and all), using eval to evaluate individual items.
find_crate_name
find_deprecation	Finds the deprecation attribute. None if none exists.
find_deprecation_generic
find_repr_attrs	Parse #[repr(...)] forms.
find_stability	Collects stability info from all stability attributes in attrs. Returns None if no stability attributes are found.
find_stability_generic
find_transparency
find_unwind_attr	Determine what #[unwind] attribute is present in attrs, if any.
gate_cfg
handle_errors
int_type_of_word
is_builtin_attr
rustc_allow_const_fn_unstable
try_gate_cfg