Rollup merge of #91368 - ecstatic-morse:mir-pass-reexport, r=cjgillot

Don't re-export `MirPass`

`rust-analyzer` wants to use the `rustc_const_eval` one by default, which is weird.

r? `@cjgillot`

Author: matthiaskrgr

compiler/rustc_const_eval/src/transform/mod.rs

@@ -1,5 +1,3 @@
 pub mod check_consts;
 pub mod promote_consts;
 pub mod validate;
-
-pub use rustc_middle::mir::MirPass;

compiler/rustc_const_eval/src/transform/promote_consts.rs

@@ -27,7 +27,6 @@ use std::cell::Cell;
 use std::{cmp, iter, mem};
 
 use crate::transform::check_consts::{qualifs, ConstCx};
-use crate::transform::MirPass;
 
 /// A `MirPass` for promotion.
 ///

compiler/rustc_const_eval/src/transform/validate.rs

@@ -1,14 +1,13 @@
 //! Validates the MIR to ensure that invariants are upheld.
 
-use super::MirPass;
 use rustc_index::bit_set::BitSet;
 use rustc_infer::infer::TyCtxtInferExt;
 use rustc_middle::mir::interpret::Scalar;
 use rustc_middle::mir::traversal;
 use rustc_middle::mir::visit::{PlaceContext, Visitor};
 use rustc_middle::mir::{
-    AggregateKind, BasicBlock, Body, BorrowKind, Local, Location, MirPhase, Operand, PlaceElem,
-    PlaceRef, ProjectionElem, Rvalue, SourceScope, Statement, StatementKind, Terminator,
+    AggregateKind, BasicBlock, Body, BorrowKind, Local, Location, MirPass, MirPhase, Operand,
+    PlaceElem, PlaceRef, ProjectionElem, Rvalue, SourceScope, Statement, StatementKind, Terminator,
     TerminatorKind, START_BLOCK,
 };
 use rustc_middle::ty::fold::BottomUpFolder;

compiler/rustc_mir_transform/src/lib.rs

@@ -27,7 +27,7 @@ use rustc_hir::def_id::{DefId, LocalDefId};
 use rustc_hir::intravisit::{self, NestedVisitorMap, Visitor};
 use rustc_index::vec::IndexVec;
 use rustc_middle::mir::visit::Visitor as _;
-use rustc_middle::mir::{dump_mir, traversal, Body, ConstQualifs, MirPhase, Promoted};
+use rustc_middle::mir::{dump_mir, traversal, Body, ConstQualifs, MirPass, MirPhase, Promoted};
 use rustc_middle::ty::query::Providers;
 use rustc_middle::ty::{self, TyCtxt, TypeFoldable};
 use rustc_span::{Span, Symbol};
@@ -78,7 +78,6 @@ mod unreachable_prop;
 use rustc_const_eval::transform::check_consts;
 use rustc_const_eval::transform::promote_consts;
 use rustc_const_eval::transform::validate;
-pub use rustc_const_eval::transform::MirPass;
 use rustc_mir_dataflow::rustc_peek;
 
 pub fn provide(providers: &mut Providers) {