---

yaml
---
r: 82163
b: refs/heads/master
c: 50fde8c
h: refs/heads/master
i:
  82161: 40a1dfd
  82159: b17a15a
v: v3

Author: erickt

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: da145b237241345a9b14531d37f290082c4fb5f0
+refs/heads/master: 50fde8c024a30d01ed54a2d40eab7399bf1e7a3c
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: 6c08cc2db4f98e9f07ae7d50338396c4123c2f0a
 refs/heads/try: 70152ff55722878cde684ee6462c14c65f2c4729

trunk/src/libstd/num/num.rs

@@ -353,29 +353,25 @@ pub trait ToPrimitive {
     /// Converts the value of `self` to an `int`.
     #[inline]
     fn to_int(&self) -> Option<int> {
-        // XXX: Check for range.
-        self.to_i64().and_then(|x| Some(x as int))
+        self.to_i64().and_then(|x| x.to_int())
     }
 
     /// Converts the value of `self` to an `i8`.
     #[inline]
     fn to_i8(&self) -> Option<i8> {
-        // XXX: Check for range.
-        self.to_i64().and_then(|x| Some(x as i8))
+        self.to_i64().and_then(|x| x.to_i8())
     }
 
     /// Converts the value of `self` to an `i16`.
     #[inline]
     fn to_i16(&self) -> Option<i16> {
-        // XXX: Check for range.
-        self.to_i64().and_then(|x| Some(x as i16))
+        self.to_i64().and_then(|x| x.to_i16())
     }
 
     /// Converts the value of `self` to an `i32`.
     #[inline]
     fn to_i32(&self) -> Option<i32> {
-        // XXX: Check for range.
-        self.to_i64().and_then(|x| Some(x as i32))
+        self.to_i64().and_then(|x| x.to_i32())
     }
 
     /// Converts the value of `self` to an `i64`.
@@ -384,50 +380,43 @@ pub trait ToPrimitive {
     /// Converts the value of `self` to an `uint`.
     #[inline]
     fn to_uint(&self) -> Option<uint> {
-        // XXX: Check for range.
-        self.to_u64().and_then(|x| Some(x as uint))
+        self.to_u64().and_then(|x| x.to_uint())
     }
 
     /// Converts the value of `self` to an `u8`.
     #[inline]
     fn to_u8(&self) -> Option<u8> {
-        // XXX: Check for range.
-        self.to_u64().and_then(|x| Some(x as u8))
+        self.to_u64().and_then(|x| x.to_u8())
     }
 
     /// Converts the value of `self` to an `u16`.
     #[inline]
     fn to_u16(&self) -> Option<u16> {
-        // XXX: Check for range.
-        self.to_u64().and_then(|x| Some(x as u16))
+        self.to_u64().and_then(|x| x.to_u16())
     }
 
     /// Converts the value of `self` to an `u32`.
     #[inline]
     fn to_u32(&self) -> Option<u32> {
-        // XXX: Check for range.
-        self.to_u64().and_then(|x| Some(x as u32))
+        self.to_u64().and_then(|x| x.to_u32())
     }
 
     /// Converts the value of `self` to an `u64`.
     #[inline]
     fn to_u64(&self) -> Option<u64> {
-        // XXX: Check for range.
-        self.to_u64().and_then(|x| Some(x as u64))
+        self.to_u64().and_then(|x| x.to_u64())
     }
 
     /// Converts the value of `self` to an `f32`.
     #[inline]
     fn to_f32(&self) -> Option<f32> {
-        // XXX: Check for range.
-        self.to_float().and_then(|x| Some(x as f32))
+        self.to_f64().and_then(|x| x.to_f32())
     }
 
     /// Converts the value of `self` to an `f64`.
     #[inline]
     fn to_f64(&self) -> Option<f64> {
-        // XXX: Check for range.
-        self.to_i64().and_then(|x| Some(x as f64))
+        self.to_i64().and_then(|x| x.to_f64())
     }
 }