Merging upstream version 1.67.1+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 7 insertions, 5 deletions

diff --git a/compiler/rustc_const_eval/src/interpret/projection.rs b/compiler/rustc_const_eval/src/interpret/projection.rs
index 6b2e2bb8a..2ffd73eef 100644
--- a/compiler/rustc_const_eval/src/interpret/projection.rs
+++ b/compiler/rustc_const_eval/src/interpret/projection.rs
@@ -7,6 +7,8 @@
 //! but we still need to do bounds checking and adjust the layout. To not duplicate that with MPlaceTy, we actually
 //! implement the logic on OpTy, and MPlaceTy calls that.
 
+use either::{Left, Right};
+
 use rustc_middle::mir;
 use rustc_middle::ty;
 use rustc_middle::ty::layout::LayoutOf;
@@ -84,13 +86,13 @@ where
         base: &OpTy<'tcx, M::Provenance>,
         field: usize,
     ) -> InterpResult<'tcx, OpTy<'tcx, M::Provenance>> {
-        let base = match base.try_as_mplace() {
-            Ok(ref mplace) => {
+        let base = match base.as_mplace_or_imm() {
+            Left(ref mplace) => {
                 // We can reuse the mplace field computation logic for indirect operands.
                 let field = self.mplace_field(mplace, field)?;
                 return Ok(field.into());
             }
-            Err(value) => value,
+            Right(value) => value,
         };
 
         let field_layout = base.layout.field(self, field);
@@ -204,8 +206,8 @@ where
         }
     }
 
-    // Iterates over all fields of an array. Much more efficient than doing the
-    // same by repeatedly calling `operand_index`.
+    /// Iterates over all fields of an array. Much more efficient than doing the
+    /// same by repeatedly calling `operand_index`.
     pub fn operand_array_fields<'a>(
         &self,
         base: &'a OpTy<'tcx, Prov>,