Fixed typos

src/librustc_codegen_llvm/back/link.rs

@@ -740,7 +740,7 @@ fn link_natively(sess: &Session,
     // with some thread pool working in the background. It seems that no one
     // currently knows a fix for this so in the meantime we're left with this...
     info!("{:?}", &cmd);
-    let retry_on_segfault = env::var("RUSTc_RETRY_LINKER_ON_SEGFAULT").is_ok();
+    let retry_on_segfault = env::var("RUSTC_RETRY_LINKER_ON_SEGFAULT").is_ok();
     let mut prog;
     let mut i = 0;
     loop {

src/librustc_codegen_llvm/interfaces/type_.rs

@@ -19,7 +19,7 @@ pub trait TypeMethods: Backend {
     fn type_i32(&self) -> Self::Type;
     fn type_i64(&self) -> Self::Type;
     fn type_i128(&self) -> Self::Type;
-    fn type_ix(&self, num_bites: u64) -> Self::Type;
+    fn type_ix(&self, num_bits: u64) -> Self::Type;
     fn type_f32(&self) -> Self::Type;
     fn type_f64(&self) -> Self::Type;
     fn type_x86_mmx(&self) -> Self::Type;