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remove redundant imports

detects redundant imports that can be eliminated.

for #117772 :

In order to facilitate review and modification, split the checking code and
removing redundant imports code into two PR.
This commit is contained in:
surechen 2023-11-10 10:11:24 +08:00
parent 8cd8d31369
commit 40ae34194c
283 changed files with 140 additions and 510 deletions

View file

@ -5,11 +5,9 @@ use super::*;
use crate::errors::UnableToConstructConstantValue;
use crate::infer::region_constraints::{Constraint, RegionConstraintData};
use crate::infer::InferCtxt;
use crate::traits::project::ProjectAndUnifyResult;
use rustc_infer::infer::DefineOpaqueTypes;
use rustc_middle::mir::interpret::ErrorHandled;
use rustc_middle::ty::visit::TypeVisitableExt;
use rustc_middle::ty::{ImplPolarity, Region, RegionVid};
use rustc_data_structures::fx::{FxHashMap, FxHashSet, FxIndexSet};