Use compiler_builtins_snapshot from crates.io

This should avoid rust-lang/compiler-builtins#87

Author: phil-opp

Cargo.toml

@@ -8,15 +8,13 @@ version = "0.3.0"
 [dependencies]
 bit_field = "0.4.0"
 bitflags = "0.7.0"
+compiler-builtins-snapshot = "0.0.20161008+c56faf22abb39724008148d58f12bcd43b6d236b"
 volatile = "0.2.0"
 
 [dependencies.arrayvec]
 version = "0.3.20"
 default-features = false
 
-[dependencies.compiler_builtins]
-git = "https://github.com/japaric/compiler-builtins"
-
 [features]
 default = ["panic-fmt", "unwind-cpp"]
 panic-fmt = []

src/lib.rs

@@ -8,7 +8,7 @@
 #![feature(compiler_builtins_lib)]
 #![no_std]
 
-extern crate compiler_builtins;
+extern crate compiler_builtins_snapshot;
 #[macro_use]
 extern crate bitflags;
 extern crate bit_field;