Module fallback 

Re-exports

use std::ops::ControlFlow; 🔒

use rustc_data_structures::fx::FxHashSet; 🔒

use rustc_data_structures::graph; 🔒

use rustc_data_structures::graph::vec_graph::VecGraph; 🔒

use rustc_data_structures::unord::UnordMap; 🔒

use rustc_data_structures::unord::UnordSet; 🔒

use rustc_hir::def::DefKind; 🔒

use rustc_hir::def::Res; 🔒

use rustc_hir::def_id::DefId; 🔒

use rustc_hir::intravisit::InferKind; 🔒

use rustc_hir::intravisit::Visitor; 🔒

use rustc_hir as hir; 🔒

use rustc_hir::CRATE_HIR_ID; 🔒

use rustc_hir::HirId; 🔒

use rustc_lint_defs::builtin::FLOAT_LITERAL_F32_FALLBACK; 🔒

use rustc_lint_defs::builtin::NEVER_TYPE_FALLBACK_FLOWING_INTO_UNSAFE; 🔒

use rustc_middle::ty; 🔒

use rustc_middle::ty::FloatVid; 🔒

use rustc_middle::ty::Ty; 🔒

use rustc_middle::ty::TyCtxt; 🔒

use rustc_middle::ty::TypeSuperVisitable; 🔒

use rustc_middle::ty::TypeVisitable; 🔒

use rustc_span::def_id::LocalDefId; 🔒

use rustc_span::DUMMY_SP; 🔒

use rustc_span::ErrorGuaranteed; 🔒

use rustc_span::Span; 🔒

use rustc_trait_selection::traits::TraitEngine; 🔒

use tracing::debug; 🔒

use crate::FnCtxt; 🔒

use crate::diagnostics; 🔒

Structs

AnnotateUnitFallbackVisitor 🔒

Try to walk the HIR to find a place to insert a useful suggestion to preserve fallback to () in 2024.

Enums

UnsafeUseReason 🔒

Functions

compute_unsafe_infer_vars 🔒

Finds all type variables which are passed to an unsafe operation.