From 793b3a140aba0eda5aa69435f9aebabbe03bd61a Mon Sep 17 00:00:00 2001
From: Jakob Stoklund Olesen <jolesen@mozilla.com>
Date: Fri, 17 Feb 2017 12:05:27 -0800
Subject: [PATCH] Return slices instead of &Vec references.

We Don't need to expose the internal control flow graph representation.
---
 lib/cretonne/src/cfg.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/cretonne/src/cfg.rs b/lib/cretonne/src/cfg.rs
index 5466355812..cfb29844d0 100644
--- a/lib/cretonne/src/cfg.rs
+++ b/lib/cretonne/src/cfg.rs
@@ -83,12 +83,12 @@ impl ControlFlowGraph {
     }
 
     /// Get the CFG predecessor basic blocks to `ebb`.
-    pub fn get_predecessors(&self, ebb: Ebb) -> &Vec<BasicBlock> {
+    pub fn get_predecessors(&self, ebb: Ebb) -> &[BasicBlock] {
         &self.data[ebb].predecessors
     }
 
     /// Get the CFG successors to `ebb`.
-    pub fn get_successors(&self, ebb: Ebb) -> &Vec<Ebb> {
+    pub fn get_successors(&self, ebb: Ebb) -> &[Ebb] {
         &self.data[ebb].successors
     }