Adding upstream version 1.69.0+dfsg1.upstream/1.69.0+dfsg1

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

1 files changed, 1 insertions, 1 deletions

diff --git a/compiler/rustc_mir_build/src/build/expr/as_temp.rs b/compiler/rustc_mir_build/src/build/expr/as_temp.rs
index 0ca4e3745..3d3cf7555 100644
--- a/compiler/rustc_mir_build/src/build/expr/as_temp.rs
+++ b/compiler/rustc_mir_build/src/build/expr/as_temp.rs
@@ -44,7 +44,7 @@ impl<'a, 'tcx> Builder<'a, 'tcx> {
         let expr_ty = expr.ty;
         let temp = {
             let mut local_decl = LocalDecl::new(expr_ty, expr_span);
-            if mutability == Mutability::Not {
+            if mutability.is_not() {
                 local_decl = local_decl.immutable();
             }