core: remove unnecessary unsafe blocks/functions

1 files changed, 6 insertions, 6 deletions

diff --git a/src/libcore/unstable/extfmt.rs b/src/libcore/unstable/extfmt.rs
index be2aecf0c2a..ad3dce0a749 100644
--- a/src/libcore/unstable/extfmt.rs
+++ b/src/libcore/unstable/extfmt.rs
@@ -512,7 +512,7 @@ pub mod rt {
                 None
             }
         } else { Some('-') };
-        unsafe { pad(cv, s, head, PadSigned, buf) };
+        pad(cv, s, head, PadSigned, buf);
     }
     pub fn conv_uint(cv: Conv, u: uint, buf: &mut ~str) {
         let prec = get_int_precision(cv);
@@ -524,7 +524,7 @@ pub mod rt {
               TyBits => uint_to_str_prec(u, 2, prec),
               TyOctal => uint_to_str_prec(u, 8, prec)
             };
-        unsafe { pad(cv, rs, None, PadUnsigned, buf) };
+        pad(cv, rs, None, PadUnsigned, buf);
     }
     pub fn conv_bool(cv: Conv, b: bool, buf: &mut ~str) {
         let s = if b { "true" } else { "false" };
@@ -533,7 +533,7 @@ pub mod rt {
         conv_str(cv, s, buf);
     }
     pub fn conv_char(cv: Conv, c: char, buf: &mut ~str) {
-        unsafe { pad(cv, "", Some(c), PadNozero, buf) };
+        pad(cv, "", Some(c), PadNozero, buf);
     }
     pub fn conv_str(cv: Conv, s: &str, buf: &mut ~str) {
         // For strings, precision is the maximum characters
@@ -546,14 +546,14 @@ pub mod rt {
             s
           }
         };
-        unsafe { pad(cv, unpadded, None, PadNozero, buf) };
+        pad(cv, unpadded, None, PadNozero, buf);
     }
     pub fn conv_float(cv: Conv, f: float, buf: &mut ~str) {
         let (to_str, digits) = match cv.precision {
               CountIs(c) => (float::to_str_exact, c as uint),
               CountImplied => (float::to_str_digits, 6u)
         };
-        let mut s = unsafe { to_str(f, digits) };
+        let mut s = to_str(f, digits);
         let head = if 0.0 <= f {
             if have_flag(cv.flags, flag_sign_always) {
                 Some('+')
@@ -563,7 +563,7 @@ pub mod rt {
                 None
             }
         } else { None };
-        unsafe { pad(cv, s, head, PadFloat, buf) };
+        pad(cv, s, head, PadFloat, buf);
     }
     pub fn conv_poly<T>(cv: Conv, v: &T, buf: &mut ~str) {
         let s = sys::log_str(v);