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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

@ -27,7 +27,6 @@
//! naively generate still contains the `_a = ()` write in the unreachable block "after" the
//! return.
use crate::MirPass;
use rustc_data_structures::fx::FxIndexSet;
use rustc_index::{Idx, IndexSlice, IndexVec};
use rustc_middle::mir::visit::{MutVisitor, MutatingUseContext, PlaceContext, Visitor};