1 files changed, 0 insertions, 29 deletions
diff --git a/src/libstd/sys/unix/backtrace/mod.rs b/src/libstd/sys/unix/backtrace/mod.rs
index 79833c1cacb..d7c05e513f6 100644
--- a/src/libstd/sys/unix/backtrace/mod.rs
+++ b/src/libstd/sys/unix/backtrace/mod.rs
@@ -85,36 +85,7 @@
 
 pub use self::tracing::write;
 
-use io;
-use io::prelude::*;
-use libc;
-use str;
-
-use sys_common::backtrace::{demangle, HEX_WIDTH};
-
 // tracing impls:
 mod tracing;
 // symbol resolvers:
 mod printing;
-
-pub fn output(w: &mut Write, idx: isize, addr: *mut libc::c_void,
-              s: Option<&[u8]>) -> io::Result<()> {
-    try!(write!(w, "  {:2}: {:2$?} - ", idx, addr, HEX_WIDTH));
-    match s.and_then(|s| str::from_utf8(s).ok()) {
-        Some(string) => try!(demangle(w, string)),
-        None => try!(write!(w, "<unknown>")),
-    }
-    w.write_all(&['\n' as u8])
-}
-
-#[allow(dead_code)]
-pub fn output_fileline(w: &mut Write, file: &[u8], line: libc::c_int,
-                       more: bool) -> io::Result<()> {
-    let file = str::from_utf8(file).unwrap_or("<unknown>");
-    // prior line: "  ##: {:2$} - func"
-    try!(write!(w, "      {:3$}at {}:{}", "", file, line, HEX_WIDTH));
-    if more {
-        try!(write!(w, " <... and possibly more>"));
-    }
-    w.write_all(&['\n' as u8])
-}