Revert opnorm change

Author: termoshtt

src/impls/opnorm.rs

@@ -3,21 +3,21 @@
 use lapack::c::*;
 
 pub trait ImplOpNorm: Sized {
-    fn opnorm_1(m: usize, n: usize, a: &[Self]) -> Self;
-    fn opnorm_i(m: usize, n: usize, a: &[Self]) -> Self;
-    fn opnorm_f(m: usize, n: usize, a: &[Self]) -> Self;
+    fn opnorm_1(m: usize, n: usize, a: Vec<Self>) -> Self;
+    fn opnorm_i(m: usize, n: usize, a: Vec<Self>) -> Self;
+    fn opnorm_f(m: usize, n: usize, a: Vec<Self>) -> Self;
 }
 
 macro_rules! impl_opnorm {
     ($scalar:ty, $lange:path) => {
 impl ImplOpNorm for $scalar {
-    fn opnorm_1(m: usize, n: usize, mut a: &[Self]) -> Self {
+    fn opnorm_1(m: usize, n: usize, mut a: Vec<Self>) -> Self {
         $lange(Layout::ColumnMajor, b'o', m as i32, n as i32, &mut a, m as i32)
     }
-    fn opnorm_i(m: usize, n: usize, mut a: &[Self]) -> Self {
+    fn opnorm_i(m: usize, n: usize, mut a: Vec<Self>) -> Self {
         $lange(Layout::ColumnMajor, b'i', m as i32, n as i32, &mut a, m as i32)
     }
-    fn opnorm_f(m: usize, n: usize, mut a: &[Self]) -> Self {
+    fn opnorm_f(m: usize, n: usize, mut a: Vec<Self>) -> Self {
         $lange(Layout::ColumnMajor, b'f', m as i32, n as i32, &mut a, m as i32)
     }
 }