Module feature_gate 

Macros

gate 🔒

The common case.

gate_alt 🔒

The unusual case, where the has_feature condition is non-standard.

gate_multi 🔒

The case involving a multispan.

Structs

PostExpansionVisitor 🔒

Functions

check_attribute

check_crate

check_dependent_features 🔒

check_incompatible_features 🔒

check_new_solver_banned_features 🔒

maybe_stage_features 🔒