Use `ptr::{null, null_mut}` instead of `0 as *{const, mut}`

[rust.git] / src / libtest / lib.rs

diff --git a/src/libtest/lib.rs b/src/libtest/lib.rs
index c90c93e75acd87f930f76db4dc0fb43691a72132..248f6f98650a526778ae67e84d66f4eb2d3bea6b 100644 (file)
--- a/src/libtest/lib.rs
+++ b/src/libtest/lib.rs
@@ -959,6 +959,8 @@ fn num_cpus() -> usize {
               target_os = "bitrig",
               target_os = "netbsd"))]
     fn num_cpus() -> usize {
+        use std::ptr;
+
         let mut cpus: libc::c_uint = 0;
         let mut cpus_size = std::mem::size_of_val(&cpus);
 
@@ -972,7 +974,7 @@ fn num_cpus() -> usize {
                              2,
                              &mut cpus as *mut _ as *mut _,
                              &mut cpus_size as *mut _ as *mut _,
-                             0 as *mut _,
+                             ptr::null_mut(),
                              0);
             }
             if cpus < 1 {
@@ -984,6 +986,8 @@ fn num_cpus() -> usize {
 
     #[cfg(target_os = "openbsd")]
     fn num_cpus() -> usize {
+        use std::ptr;
+
         let mut cpus: libc::c_uint = 0;
         let mut cpus_size = std::mem::size_of_val(&cpus);
         let mut mib = [libc::CTL_HW, libc::HW_NCPU, 0, 0];
@@ -993,7 +997,7 @@ fn num_cpus() -> usize {
                          2,
                          &mut cpus as *mut _ as *mut _,
                          &mut cpus_size as *mut _ as *mut _,
-                         0 as *mut _,
+                         ptr::null_mut(),
                          0);
         }
         if cpus < 1 {