Prefer unwrap_or_else to unwrap_or in case of function calls/allocations

2 files changed, 2 insertions, 2 deletions

diff --git a/src/libstd/sys/redox/args.rs b/src/libstd/sys/redox/args.rs
index 556ed77372e..a7c8ade66f0 100644
--- a/src/libstd/sys/redox/args.rs
+++ b/src/libstd/sys/redox/args.rs
@@ -85,7 +85,7 @@ mod imp {
     }
 
     pub fn args() -> Args {
-        let bytes = clone().unwrap_or(Vec::new());
+        let bytes = clone().unwrap_or_default();
         let v: Vec<OsString> = bytes.into_iter().map(|v| {
             OsStringExt::from_vec(v)
         }).collect();
diff --git a/src/libstd/sys/unix/process/process_unix.rs b/src/libstd/sys/unix/process/process_unix.rs
index 9d6d607e3f3..7f1f9353c6d 100644
--- a/src/libstd/sys/unix/process/process_unix.rs
+++ b/src/libstd/sys/unix/process/process_unix.rs
@@ -331,7 +331,7 @@ impl Command {
             cvt(libc::posix_spawnattr_setflags(&mut attrs.0, flags as _))?;
 
             let envp = envp.map(|c| c.as_ptr())
-                .unwrap_or(*sys::os::environ() as *const _);
+                .unwrap_or_else(|| *sys::os::environ() as *const _);
             let ret = libc::posix_spawnp(
                 &mut p.pid,
                 self.get_argv()[0],