Remove more features

src/lib.rs

@@ -1933,34 +1933,13 @@ impl<'a> Drop for SetLenOnDrop<'a> {
     }
 }
 
-#[cfg(feature = "const_generics")]
 unsafe impl<T, const N: usize> Array for [T; N] {
     type Item = T;
     fn size() -> usize {
         N
     }
 }
 
-#[cfg(not(feature = "const_generics"))]
-macro_rules! impl_array(
-    ($($size:expr),+) => {
-        $(
-            unsafe impl<T> Array for [T; $size] {
-                type Item = T;
-                fn size() -> usize { $size }
-            }
-        )+
-    }
-);
-
-#[cfg(not(feature = "const_generics"))]
-impl_array!(
-    0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
-    21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 36, 0x40, 0x60, 0x80,
-    0x100, 0x200, 0x400, 0x600, 0x800, 0x1000, 0x2000, 0x4000, 0x6000, 0x8000, 0x10000, 0x20000,
-    0x40000, 0x60000, 0x80000, 0x10_0000
-);
-
 /// Convenience trait for constructing a `SmallVec`
 pub trait ToSmallVec<A: Array> {
     /// Construct a new `SmallVec` from a slice.

src/tests.rs

@@ -609,6 +609,11 @@ fn test_from() {
     let small_vec: SmallVec<[u8; 128]> = SmallVec::from(array);
     assert_eq!(&*small_vec, vec![99u8; 128].as_slice());
     drop(small_vec);
+
+    let array = [99; 987];
+    let small_vec: SmallVec<[u8; 987]> = SmallVec::from(array);
+    assert_eq!(&*small_vec, vec![99u8; 987].as_slice());
+    drop(small_vec);
 }
 
 #[test]
@@ -890,12 +895,6 @@ fn grow_spilled_same_size() {
     assert_eq!(v[..], [0, 1, 2]);
 }
 
-#[cfg(feature = "const_generics")]
-#[test]
-fn const_generics() {
-    let _v = SmallVec::<[i32; 987]>::default();
-}
-
 #[test]
 fn empty_macro() {
     let _v: SmallVec<[u8; 1]> = smallvec![];