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-rw-r--r--compiler/rustc_builtin_macros/src/test.rs3
-rw-r--r--compiler/rustc_const_eval/src/interpret/operand.rs11
-rw-r--r--compiler/rustc_const_eval/src/interpret/operator.rs2
-rw-r--r--compiler/rustc_const_eval/src/interpret/place.rs2
-rw-r--r--compiler/rustc_infer/src/infer/mod.rs2
-rw-r--r--compiler/rustc_middle/src/ty/vtable.rs4
-rw-r--r--compiler/rustc_mir_build/src/build/expr/as_place.rs2
-rw-r--r--compiler/rustc_mir_transform/src/const_prop.rs4
-rw-r--r--compiler/rustc_parse/src/parser/mod.rs8
-rw-r--r--compiler/rustc_passes/src/lang_items.rs2
-rw-r--r--compiler/rustc_trait_selection/src/traits/error_reporting/mod.rs4
11 files changed, 17 insertions, 27 deletions
diff --git a/compiler/rustc_builtin_macros/src/test.rs b/compiler/rustc_builtin_macros/src/test.rs
index f5f02fc772a..729ae4071e2 100644
--- a/compiler/rustc_builtin_macros/src/test.rs
+++ b/compiler/rustc_builtin_macros/src/test.rs
@@ -239,8 +239,7 @@ pub fn expand_test_or_bench(
             cx.attr_nested_word(sym::cfg, sym::test, attr_sp),
             // #[rustc_test_marker = "test_case_sort_key"]
             cx.attr_name_value_str(sym::rustc_test_marker, test_path_symbol, attr_sp),
-        ]
-        .into(),
+        ],
         // const $ident: test::TestDescAndFn =
         ast::ItemKind::Const(
             ast::Defaultness::Final,
diff --git a/compiler/rustc_const_eval/src/interpret/operand.rs b/compiler/rustc_const_eval/src/interpret/operand.rs
index 221e359d24a..f9e3a2bdc06 100644
--- a/compiler/rustc_const_eval/src/interpret/operand.rs
+++ b/compiler/rustc_const_eval/src/interpret/operand.rs
@@ -39,7 +39,7 @@ pub enum Immediate<Prov: Provenance = AllocId> {
 impl<Prov: Provenance> From<Scalar<Prov>> for Immediate<Prov> {
     #[inline(always)]
     fn from(val: Scalar<Prov>) -> Self {
-        Immediate::Scalar(val.into())
+        Immediate::Scalar(val)
     }
 }
 
@@ -53,7 +53,7 @@ impl<Prov: Provenance> Immediate<Prov> {
     }
 
     pub fn new_slice(val: Scalar<Prov>, len: u64, cx: &impl HasDataLayout) -> Self {
-        Immediate::ScalarPair(val.into(), Scalar::from_machine_usize(len, cx).into())
+        Immediate::ScalarPair(val, Scalar::from_machine_usize(len, cx))
     }
 
     pub fn new_dyn_trait(
@@ -61,7 +61,7 @@ impl<Prov: Provenance> Immediate<Prov> {
         vtable: Pointer<Option<Prov>>,
         cx: &impl HasDataLayout,
     ) -> Self {
-        Immediate::ScalarPair(val.into(), Scalar::from_maybe_pointer(vtable, cx))
+        Immediate::ScalarPair(val, Scalar::from_maybe_pointer(vtable, cx))
     }
 
     #[inline]
@@ -341,10 +341,7 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
                     alloc_range(b_offset, b_size),
                     /*read_provenance*/ b.is_ptr(),
                 )?;
-                Some(ImmTy {
-                    imm: Immediate::ScalarPair(a_val.into(), b_val.into()),
-                    layout: mplace.layout,
-                })
+                Some(ImmTy { imm: Immediate::ScalarPair(a_val, b_val), layout: mplace.layout })
             }
             _ => {
                 // Neither a scalar nor scalar pair.
diff --git a/compiler/rustc_const_eval/src/interpret/operator.rs b/compiler/rustc_const_eval/src/interpret/operator.rs
index 949f95c5fa8..e8ff70e3a40 100644
--- a/compiler/rustc_const_eval/src/interpret/operator.rs
+++ b/compiler/rustc_const_eval/src/interpret/operator.rs
@@ -36,7 +36,7 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
         if let Abi::ScalarPair(..) = dest.layout.abi {
             // We can use the optimized path and avoid `place_field` (which might do
             // `force_allocation`).
-            let pair = Immediate::ScalarPair(val.into(), Scalar::from_bool(overflowed).into());
+            let pair = Immediate::ScalarPair(val, Scalar::from_bool(overflowed));
             self.write_immediate(pair, dest)?;
         } else {
             assert!(self.tcx.sess.opts.unstable_opts.randomize_layout);
diff --git a/compiler/rustc_const_eval/src/interpret/place.rs b/compiler/rustc_const_eval/src/interpret/place.rs
index 905eb71bb18..97a73e98abc 100644
--- a/compiler/rustc_const_eval/src/interpret/place.rs
+++ b/compiler/rustc_const_eval/src/interpret/place.rs
@@ -141,7 +141,7 @@ impl<Prov: Provenance> MemPlace<Prov> {
         match self.meta {
             MemPlaceMeta::None => Immediate::from(Scalar::from_maybe_pointer(self.ptr, cx)),
             MemPlaceMeta::Meta(meta) => {
-                Immediate::ScalarPair(Scalar::from_maybe_pointer(self.ptr, cx).into(), meta.into())
+                Immediate::ScalarPair(Scalar::from_maybe_pointer(self.ptr, cx), meta)
             }
         }
     }
diff --git a/compiler/rustc_infer/src/infer/mod.rs b/compiler/rustc_infer/src/infer/mod.rs
index 996148a7090..268b3bf1dcd 100644
--- a/compiler/rustc_infer/src/infer/mod.rs
+++ b/compiler/rustc_infer/src/infer/mod.rs
@@ -1920,7 +1920,7 @@ impl<'tcx> TypeTrace<'tcx> {
     ) -> TypeTrace<'tcx> {
         TypeTrace {
             cause: cause.clone(),
-            values: PolyTraitRefs(ExpectedFound::new(a_is_expected, a.into(), b.into())),
+            values: PolyTraitRefs(ExpectedFound::new(a_is_expected, a, b)),
         }
     }
 
diff --git a/compiler/rustc_middle/src/ty/vtable.rs b/compiler/rustc_middle/src/ty/vtable.rs
index 802925dfb04..f77bd9f0c6f 100644
--- a/compiler/rustc_middle/src/ty/vtable.rs
+++ b/compiler/rustc_middle/src/ty/vtable.rs
@@ -88,8 +88,8 @@ pub(super) fn vtable_allocation_provider<'tcx>(
                 let fn_ptr = Pointer::from(fn_alloc_id);
                 Scalar::from_pointer(fn_ptr, &tcx)
             }
-            VtblEntry::MetadataSize => Scalar::from_uint(size, ptr_size).into(),
-            VtblEntry::MetadataAlign => Scalar::from_uint(align, ptr_size).into(),
+            VtblEntry::MetadataSize => Scalar::from_uint(size, ptr_size),
+            VtblEntry::MetadataAlign => Scalar::from_uint(align, ptr_size),
             VtblEntry::Vacant => continue,
             VtblEntry::Method(instance) => {
                 // Prepare the fn ptr we write into the vtable.
diff --git a/compiler/rustc_mir_build/src/build/expr/as_place.rs b/compiler/rustc_mir_build/src/build/expr/as_place.rs
index 8a35478dd8b..23a4f85386b 100644
--- a/compiler/rustc_mir_build/src/build/expr/as_place.rs
+++ b/compiler/rustc_mir_build/src/build/expr/as_place.rs
@@ -356,7 +356,7 @@ impl<'tcx> PlaceBuilder<'tcx> {
         match self {
             PlaceBuilder::Local { local, projection } => PlaceBuilder::Local {
                 local: *local,
-                projection: Vec::from_iter(projection.iter().copied().chain([elem.into()])),
+                projection: Vec::from_iter(projection.iter().copied().chain([elem])),
             },
             PlaceBuilder::Upvar { upvar, projection } => PlaceBuilder::Upvar {
                 upvar: *upvar,
diff --git a/compiler/rustc_mir_transform/src/const_prop.rs b/compiler/rustc_mir_transform/src/const_prop.rs
index 044b7ce65bd..e384cfe1659 100644
--- a/compiler/rustc_mir_transform/src/const_prop.rs
+++ b/compiler/rustc_mir_transform/src/const_prop.rs
@@ -701,8 +701,8 @@ impl<'mir, 'tcx> ConstPropagator<'mir, 'tcx> {
                     BinOp::Mul if const_arg.layout.ty.is_integral() && arg_value == 0 => {
                         if let Rvalue::CheckedBinaryOp(_, _) = rvalue {
                             let val = Immediate::ScalarPair(
-                                const_arg.to_scalar().into(),
-                                Scalar::from_bool(false).into(),
+                                const_arg.to_scalar(),
+                                Scalar::from_bool(false),
                             );
                             this.ecx.write_immediate(val, &dest)
                         } else {
diff --git a/compiler/rustc_parse/src/parser/mod.rs b/compiler/rustc_parse/src/parser/mod.rs
index bebb012660a..40b88788caa 100644
--- a/compiler/rustc_parse/src/parser/mod.rs
+++ b/compiler/rustc_parse/src/parser/mod.rs
@@ -25,7 +25,7 @@ use rustc_ast::tokenstream::{TokenStream, TokenTree};
 use rustc_ast::util::case::Case;
 use rustc_ast::AttrId;
 use rustc_ast::DUMMY_NODE_ID;
-use rustc_ast::{self as ast, AnonConst, AttrStyle, AttrVec, Const, DelimArgs, Extern};
+use rustc_ast::{self as ast, AnonConst, AttrStyle, Const, DelimArgs, Extern};
 use rustc_ast::{Async, AttrArgs, AttrArgsEq, Expr, ExprKind, MacDelimiter, Mutability, StrLit};
 use rustc_ast::{HasAttrs, HasTokens, Unsafe, Visibility, VisibilityKind};
 use rustc_ast_pretty::pprust;
@@ -1217,11 +1217,7 @@ impl<'a> Parser<'a> {
             value: self.mk_expr(blk.span, ExprKind::Block(blk, None)),
         };
         let blk_span = anon_const.value.span;
-        Ok(self.mk_expr_with_attrs(
-            span.to(blk_span),
-            ExprKind::ConstBlock(anon_const),
-            AttrVec::from(attrs),
-        ))
+        Ok(self.mk_expr_with_attrs(span.to(blk_span), ExprKind::ConstBlock(anon_const), attrs))
     }
 
     /// Parses mutability (`mut` or nothing).
diff --git a/compiler/rustc_passes/src/lang_items.rs b/compiler/rustc_passes/src/lang_items.rs
index 99efed0b7fb..9a40b847d85 100644
--- a/compiler/rustc_passes/src/lang_items.rs
+++ b/compiler/rustc_passes/src/lang_items.rs
@@ -83,7 +83,6 @@ impl<'tcx> LanguageItemCollector<'tcx> {
                         .map(|p| p.display().to_string())
                         .collect::<Vec<_>>()
                         .join(", ")
-                        .into()
                 };
                 let first_defined_span = self.tcx.hir().span_if_local(original_def_id);
                 let mut orig_crate_name = Empty;
@@ -98,7 +97,6 @@ impl<'tcx> LanguageItemCollector<'tcx> {
                         .map(|p| p.display().to_string())
                         .collect::<Vec<_>>()
                         .join(", ")
-                        .into()
                 };
                 if first_defined_span.is_none() {
                     orig_crate_name = self.tcx.crate_name(original_def_id.krate);
diff --git a/compiler/rustc_trait_selection/src/traits/error_reporting/mod.rs b/compiler/rustc_trait_selection/src/traits/error_reporting/mod.rs
index 2dd2c568bab..3b1be1a7f99 100644
--- a/compiler/rustc_trait_selection/src/traits/error_reporting/mod.rs
+++ b/compiler/rustc_trait_selection/src/traits/error_reporting/mod.rs
@@ -1735,8 +1735,8 @@ impl<'tcx> InferCtxtPrivExt<'tcx> for TypeErrCtxt<'_, 'tcx> {
                 values.map(|(_, is_normalized_ty_expected, normalized_ty, expected_ty)| {
                     infer::ValuePairs::Terms(ExpectedFound::new(
                         is_normalized_ty_expected,
-                        normalized_ty.into(),
-                        expected_ty.into(),
+                        normalized_ty,
+                        expected_ty,
                     ))
                 }),
                 err,
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2026-01-11 06:15:23 +0000