Use iter::zip in compiler/

compiler/rustc_codegen_ssa/src/lib.rs

@@ -8,6 +8,7 @@
 #![feature(nll)]
 #![cfg_attr(bootstrap, feature(or_patterns))]
 #![feature(associated_type_bounds)]
+#![feature(iter_zip)]
 #![recursion_limit = "256"]
 #![feature(box_syntax)]
 

compiler/rustc_codegen_ssa/src/mir/mod.rs

@@ -282,9 +282,7 @@ fn create_funclets<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>>(
     IndexVec<mir::BasicBlock, Option<Bx::BasicBlock>>,
     IndexVec<mir::BasicBlock, Option<Bx::Funclet>>,
 ) {
-    block_bxs
-        .iter_enumerated()
-        .zip(cleanup_kinds)
+    iter::zip(block_bxs.iter_enumerated(), cleanup_kinds)
         .map(|((bb, &llbb), cleanup_kind)| {
             match *cleanup_kind {
                 CleanupKind::Funclet if base::wants_msvc_seh(bx.sess()) => {}