diff --git a/src/libcore/num/strconv.rs b/src/libcore/num/strconv.rs
index 26f0582bfb2b..e73a4a2ccaa4 100644
--- a/src/libcore/num/strconv.rs
+++ b/src/libcore/num/strconv.rs
@@ -130,6 +130,13 @@ impl_NumStrConv_Integer!(u16)
 impl_NumStrConv_Integer!(u32)
 impl_NumStrConv_Integer!(u64)
 
+
+// Special value strings as [u8] consts.
+const inf_buf:          [u8*3] = ['i' as u8, 'n' as u8, 'f' as u8];
+const positive_inf_buf: [u8*4] = ['+' as u8, 'i' as u8, 'n' as u8, 'f' as u8];
+const negative_inf_buf: [u8*4] = ['-' as u8, 'i' as u8, 'n' as u8, 'f' as u8];
+const nan_buf:          [u8*3] = ['N' as u8, 'a' as u8, 'N' as u8];
+
 /**
  * Converts a number to its string representation as a byte vector.
  * This is meant to be a common base implementation for all numeric string
@@ -479,15 +486,15 @@ pub fn from_str_bytes_common<T:NumCast+Zero+One+Ord+Copy+Div<T,T>+
     }
 
     if special {
-        if buf == str::inf_buf || buf == str::positive_inf_buf {
+        if buf == inf_buf || buf == positive_inf_buf {
             return NumStrConv::inf();
-        } else if buf == str::negative_inf_buf {
+        } else if buf == negative_inf_buf {
             if negative {
                 return NumStrConv::neg_inf();
             } else {
                 return None;
             }
-        } else if buf == str::nan_buf {
+        } else if buf == nan_buf {
             return NumStrConv::NaN();
         }
     }
diff --git a/src/libcore/str.rs b/src/libcore/str.rs
index 92358c6a5e97..e91120e77904 100644
--- a/src/libcore/str.rs
+++ b/src/libcore/str.rs
@@ -1919,14 +1919,6 @@ static tag_five_b: uint = 248u;
 static max_five_b: uint = 67108864u;
 static tag_six_b: uint = 252u;
 
-// Constants used for converting strs to floats
-pub static inf_buf: [u8*3] = ['i' as u8, 'n' as u8, 'f' as u8];
-pub static positive_inf_buf: [u8*4] = ['+' as u8, 'i' as u8,
-                                       'n' as u8, 'f' as u8];
-pub static negative_inf_buf: [u8*4] = ['-' as u8, 'i' as u8,
-                                       'n' as u8, 'f' as u8];
-pub static nan_buf: [u8*3] = ['N' as u8, 'a' as u8, 'N' as u8];
-
 /**
  * Work with the byte buffer of a string.
  *