Make 'integer' subcrate #![no_std]

See rust-num#216
jswrenn · Nov 1, 2016 · e532d0b · e532d0b
1 parent 938ec63
commit e532d0b
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/integer/src/lib.rs b/integer/src/lib.rs
@@ -10,6 +10,8 @@
 
 //! Integer trait and functions.
 
+#![no_std]
+
 extern crate num_traits as traits;
 
 use traits::{Num, Signed};
@@ -263,7 +265,7 @@ macro_rules! impl_integer_for_isize {
 
                 while m != 0 {
                     m >>= m.trailing_zeros();
-                    if n > m { ::std::mem::swap(&mut n, &mut m) }
+                    if n > m { ::core::mem::swap(&mut n, &mut m) }
                     m -= n;
                 }
 
@@ -385,7 +387,7 @@ macro_rules! impl_integer_for_isize {
             fn test_gcd_cmp_with_euclidean() {
                 fn euclidean_gcd(mut m: $T, mut n: $T) -> $T {
                     while m != 0 {
-                        ::std::mem::swap(&mut m, &mut n);
+                        ::core::mem::swap(&mut m, &mut n);
                         m %= n;
                     }
 
@@ -522,7 +524,7 @@ macro_rules! impl_integer_for_usize {
 
                 while m != 0 {
                     m >>= m.trailing_zeros();
-                    if n > m { ::std::mem::swap(&mut n, &mut m) }
+                    if n > m { ::core::mem::swap(&mut n, &mut m) }
                     m -= n;
                 }
 
@@ -596,7 +598,7 @@ macro_rules! impl_integer_for_usize {
             fn test_gcd_cmp_with_euclidean() {
                 fn euclidean_gcd(mut m: $T, mut n: $T) -> $T {
                     while m != 0 {
-                        ::std::mem::swap(&mut m, &mut n);
+                        ::core::mem::swap(&mut m, &mut n);
                         m %= n;
                     }
                     n