Fix rebase

Author: jachris

compiler/rustc_mir_dataflow/src/value_analysis.rs

@@ -53,7 +53,6 @@ use rustc_middle::mir::tcx::PlaceTy;
 use rustc_middle::mir::visit::{PlaceContext, Visitor};
 use rustc_middle::mir::*;
 use rustc_middle::ty::{self, Ty, TyCtxt};
-use rustc_span::DUMMY_SP;
 use rustc_target::abi::VariantIdx;
 
 use crate::lattice::{HasBottom, HasTop};
@@ -694,7 +693,7 @@ impl Map {
         if max_derefs > 0 {
             if let Some(ty::TypeAndMut { ty: deref_ty, .. }) = ty.builtin_deref(false) {
                 // Values behind references can only be tracked if the target is `Freeze`.
-                if deref_ty.is_freeze(tcx.at(DUMMY_SP), param_env) {
+                if deref_ty.is_freeze(tcx, param_env) {
                     projection.push(PlaceElem::Deref);
                     self.register_with_filter_rec(
                         tcx,

src/test/mir-opt/issue_101973.inner.ConstProp.diff

@@ -37,7 +37,6 @@
           StorageLive(_4);                 // scope 0 at $DIR/issue_101973.rs:+1:5: +1:17
           StorageLive(_5);                 // scope 0 at $DIR/issue_101973.rs:+1:10: +1:16
           _5 = _1;                         // scope 0 at $DIR/issue_101973.rs:+1:10: +1:16
-          _4 = const 0_u32;                // scope 1 at $DIR/issue_101973.rs:6:19: 6:23
           StorageLive(_12);                // scope 2 at $DIR/issue_101973.rs:7:12: 7:27
           StorageLive(_13);                // scope 2 at $DIR/issue_101973.rs:7:12: 7:20
           StorageLive(_14);                // scope 2 at $DIR/issue_101973.rs:7:13: 7:14
@@ -73,7 +72,7 @@
           StorageDead(_14);                // scope 2 at $DIR/issue_101973.rs:7:19: 7:20
           _12 = BitAnd(move _13, const 255_u32); // scope 2 at $DIR/issue_101973.rs:7:12: 7:27
           StorageDead(_13);                // scope 2 at $DIR/issue_101973.rs:7:26: 7:27
-          _4 = BitOr(_4, move _12);        // scope 2 at $DIR/issue_101973.rs:7:5: 7:27
+          _4 = BitOr(const 0_u32, move _12); // scope 2 at $DIR/issue_101973.rs:7:5: 7:27
           StorageDead(_12);                // scope 2 at $DIR/issue_101973.rs:7:26: 7:27
           StorageDead(_5);                 // scope 0 at $DIR/issue_101973.rs:+1:16: +1:17
           StorageLive(_6);                 // scope 0 at $DIR/issue_101973.rs:+1:31: +1:57