diff --git a/src/shims/intrinsics/simd.rs b/src/shims/intrinsics/simd.rs
index 5e488679b8..0dc669849f 100644
--- a/src/shims/intrinsics/simd.rs
+++ b/src/shims/intrinsics/simd.rs
@@ -495,16 +495,19 @@ pub trait EvalContextExt<'mir, 'tcx: 'mir>: crate::MiriInterpCxExt<'mir, 'tcx> {
                 let (right, right_len) = this.operand_to_simd(right)?;
                 let (dest, dest_len) = this.place_to_simd(dest)?;
 
-                let index = generic_args[2].expect_const().eval(*this.tcx, this.param_env(), Some(this.tcx.span)).unwrap().unwrap_branch();
+                let index = generic_args[2]
+                    .expect_const()
+                    .eval(*this.tcx, this.param_env(), Some(this.tcx.span))
+                    .unwrap()
+                    .unwrap_branch();
                 let index_len = index.len();
 
                 assert_eq!(left_len, right_len);
                 assert_eq!(index_len as u64, dest_len);
 
                 for i in 0..dest_len {
-                    let src_index: u64 = index[i as usize].unwrap_leaf()
-                        .try_to_u32().unwrap()
-                        .into();
+                    let src_index: u64 =
+                        index[i as usize].unwrap_leaf().try_to_u32().unwrap().into();
                     let dest = this.project_index(&dest, i)?;
 
                     let val = if src_index < left_len {
diff --git a/tests/pass/portable-simd.rs b/tests/pass/portable-simd.rs
index c1f5618c16..969162e2c1 100644
--- a/tests/pass/portable-simd.rs
+++ b/tests/pass/portable-simd.rs
@@ -416,20 +416,14 @@ fn simd_intrinsics() {
             simd_select(i8x4::from_array([0, -1, -1, 0]), b, a),
             i32x4::from_array([10, 2, 10, 10])
         );
+        assert_eq!(simd_shuffle_generic::<_, i32x4, { &[3, 1, 0, 2] }>(a, b), a,);
+        assert_eq!(simd_shuffle::<_, _, i32x4>(a, b, const { [3, 1, 0, 2] }), a,);
         assert_eq!(
-            simd_shuffle_generic::<_, i32x4, {&[3, 1, 0, 2]}>(a, b),
-            a,
-        );
-        assert_eq!(
-            simd_shuffle::<_, _, i32x4>(a, b, const {[3, 1, 0, 2]}),
-            a,
-        );
-        assert_eq!(
-            simd_shuffle_generic::<_, i32x4, {&[7, 5, 4, 6]}>(a, b),
+            simd_shuffle_generic::<_, i32x4, { &[7, 5, 4, 6] }>(a, b),
             i32x4::from_array([4, 2, 1, 10]),
         );
         assert_eq!(
-            simd_shuffle::<_, _, i32x4>(a, b, const {[7, 5, 4, 6]}),
+            simd_shuffle::<_, _, i32x4>(a, b, const { [7, 5, 4, 6] }),
             i32x4::from_array([4, 2, 1, 10]),
         );
     }