Silence some unused import warnings

3 files changed, 0 insertions, 3 deletions

diff --git a/src/libstd/num/f32.rs b/src/libstd/num/f32.rs
index 9951405fa0c..f418be262ed 100644
--- a/src/libstd/num/f32.rs
+++ b/src/libstd/num/f32.rs
@@ -867,7 +867,6 @@ impl num::FromStrRadix for f32 {
 #[cfg(test)]
 mod tests {
     use f32::*;
-    use prelude::*;
 
     use num::*;
     use num;
diff --git a/src/libstd/num/f64.rs b/src/libstd/num/f64.rs
index 643dcc5bd4b..1b1aaf68470 100644
--- a/src/libstd/num/f64.rs
+++ b/src/libstd/num/f64.rs
@@ -869,7 +869,6 @@ impl num::FromStrRadix for f64 {
 #[cfg(test)]
 mod tests {
     use f64::*;
-    use prelude::*;
 
     use num::*;
     use num;
diff --git a/src/libstd/task.rs b/src/libstd/task.rs
index 1cdf5998e8b..379a41c3ca7 100644
--- a/src/libstd/task.rs
+++ b/src/libstd/task.rs
@@ -65,7 +65,6 @@ use rt::task::Task;
 use str::{Str, SendStr, IntoMaybeOwned};
 
 #[cfg(test)] use any::{AnyOwnExt, AnyRefExt};
-#[cfg(test)] use ptr;
 #[cfg(test)] use result;
 
 /// Indicates the manner in which a task exited.