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-rw-r--r--src/tools/clippy/clippy_lints/src/transmute/transmute_undefined_repr.rs2
-rw-r--r--src/tools/miri/tests/fail/reading_half_a_pointer.rs2
-rw-r--r--src/tools/miri/tests/fail/unaligned_pointers/field_requires_parent_struct_alignment2.rs2
3 files changed, 3 insertions, 3 deletions
diff --git a/src/tools/clippy/clippy_lints/src/transmute/transmute_undefined_repr.rs b/src/tools/clippy/clippy_lints/src/transmute/transmute_undefined_repr.rs
index 9c8dd37d53d..3b32e4396b9 100644
--- a/src/tools/clippy/clippy_lints/src/transmute/transmute_undefined_repr.rs
+++ b/src/tools/clippy/clippy_lints/src/transmute/transmute_undefined_repr.rs
@@ -278,7 +278,7 @@ fn reduce_ty<'tcx>(cx: &LateContext<'tcx>, mut ty: Ty<'tcx>) -> ReducedTy<'tcx>
                     ty = sized_ty;
                     continue;
                 }
-                if def.repr().inhibit_struct_field_reordering_opt() {
+                if def.repr().inhibit_struct_field_reordering() {
                     ReducedTy::OrderedFields(Some(sized_ty))
                 } else {
                     ReducedTy::UnorderedFields(ty)
diff --git a/src/tools/miri/tests/fail/reading_half_a_pointer.rs b/src/tools/miri/tests/fail/reading_half_a_pointer.rs
index 7dd98eab785..feac30b83c3 100644
--- a/src/tools/miri/tests/fail/reading_half_a_pointer.rs
+++ b/src/tools/miri/tests/fail/reading_half_a_pointer.rs
@@ -1,7 +1,7 @@
 #![allow(dead_code)]
 
 // We use packed structs to get around alignment restrictions
-#[repr(packed)]
+#[repr(C, packed)]
 struct Data {
     pad: u8,
     ptr: &'static i32,
diff --git a/src/tools/miri/tests/fail/unaligned_pointers/field_requires_parent_struct_alignment2.rs b/src/tools/miri/tests/fail/unaligned_pointers/field_requires_parent_struct_alignment2.rs
index 8459c64ed2d..06dd97deeda 100644
--- a/src/tools/miri/tests/fail/unaligned_pointers/field_requires_parent_struct_alignment2.rs
+++ b/src/tools/miri/tests/fail/unaligned_pointers/field_requires_parent_struct_alignment2.rs
@@ -7,7 +7,7 @@ pub struct Aligned {
     _pad: [u8; 11],
     packed: Packed,
 }
-#[repr(packed)]
+#[repr(C, packed)]
 #[derive(Default, Copy, Clone)]
 pub struct Packed {
     _pad: [u8; 5],