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for x in xs.iter() -> for x in &xs

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This commit is contained in:
Jorge Aparicio 2015-01-31 12:20:46 -05:00
parent 9f90d666e0
commit d5d7e6565a
269 changed files with 1063 additions and 1064 deletions
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10
src/librustc/middle/cfg/construct.rs
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@ -68,7 +68,7 @@ fn add_initial_dummy_node(g: &mut CFGGraph) -> CFGIndex {
impl<'a, 'tcx> CFGBuilder<'a, 'tcx> {
fn block(&mut self, blk: &ast::Block, pred: CFGIndex) -> CFGIndex {
let mut stmts_exit = pred;
for stmt in blk.stmts.iter() {
for stmt in &blk.stmts {
stmts_exit = self.stmt(&**stmt, stmts_exit);
}
@ -166,7 +166,7 @@ impl<'a, 'tcx> CFGBuilder<'a, 'tcx> {
self.pat(&*pats[0], pred)
} else {
let collect = self.add_dummy_node(&[]);
for pat in pats.iter() {
for pat in pats {
let pat_exit = self.pat(&**pat, pred);
self.add_contained_edge(pat_exit, collect);
}
@ -325,7 +325,7 @@ impl<'a, 'tcx> CFGBuilder<'a, 'tcx> {
let expr_exit = self.add_node(expr.id, &[]);
let mut cond_exit = discr_exit;
for arm in arms.iter() {
for arm in arms {
cond_exit = self.add_dummy_node(&[cond_exit]); // 2
let pats_exit = self.pats_any(&arm.pats[],
cond_exit); // 3
@ -522,7 +522,7 @@ impl<'a, 'tcx> CFGBuilder<'a, 'tcx> {
assert!(!self.exit_map.contains_key(&id));
self.exit_map.insert(id, node);
}
for &pred in preds.iter() {
for &pred in preds {
self.add_contained_edge(pred, node);
}
node
@ -574,7 +574,7 @@ impl<'a, 'tcx> CFGBuilder<'a, 'tcx> {
Some(_) => {
match self.tcx.def_map.borrow().get(&expr.id) {
Some(&def::DefLabel(loop_id)) => {
for l in self.loop_scopes.iter() {
for l in &self.loop_scopes {
if l.loop_id == loop_id {
return *l;
}