Fix rebase fallout and compilation fixes

src/librustc_data_structures/Cargo.toml

@@ -11,3 +11,4 @@ crate-type = ["dylib"]
 [dependencies]
 log = { path = "../liblog" }
 serialize = { path = "../libserialize" }
+rustc_i128 = { path = "../librustc_i128" }

src/librustc_data_structures/lib.rs

@@ -44,6 +44,8 @@ extern crate serialize as rustc_serialize; // used by deriving
 #[cfg(unix)]
 extern crate libc;
 
+extern crate rustc_i128;
+
 pub use rustc_serialize::hex::ToHex;
 
 pub mod array_vec;

src/librustc_data_structures/stable_hasher.rs

@@ -13,13 +13,14 @@ use std::marker::PhantomData;
 use std::mem;
 use blake2b::Blake2bHasher;
 use rustc_serialize::leb128;
+use rustc_i128::{u128,i128};
 
 fn write_unsigned_leb128_to_buf(buf: &mut [u8; 16], value: u64) -> usize {
-    leb128::write_unsigned_leb128_to(value, |i, v| buf[i] = v)
+    leb128::write_unsigned_leb128_to(value as u128, |i, v| buf[i] = v)
 }
 
 fn write_signed_leb128_to_buf(buf: &mut [u8; 16], value: i64) -> usize {
-    leb128::write_signed_leb128_to(value, |i, v| buf[i] = v)
+    leb128::write_signed_leb128_to(value as i128, |i, v| buf[i] = v)
 }
 
 /// When hashing something that ends up affecting properties like symbol names. We

src/libserialize/leb128.rs

@@ -26,7 +26,7 @@ fn write_to_vec(vec: &mut Vec<u8>, position: usize, byte: u8) {
 /// The callback `write` is called once for each position
 /// that is to be written to with the byte to be encoded
 /// at that position.
-pub fn write_unsigned_leb128_to<W>(mut value: u64, mut write: W) -> usize
+pub fn write_unsigned_leb128_to<W>(mut value: u128, mut write: W) -> usize
     where W: FnMut(usize, u8)
 {
     let mut position = 0;
@@ -48,7 +48,7 @@ pub fn write_unsigned_leb128_to<W>(mut value: u64, mut write: W) -> usize
     position
 }
 
-pub fn write_unsigned_leb128(out: &mut Vec<u8>, start_position: usize, value: u64) -> usize {
+pub fn write_unsigned_leb128(out: &mut Vec<u8>, start_position: usize, value: u128) -> usize {
     write_unsigned_leb128_to(value, |i, v| write_to_vec(out, start_position+i, v))
 }