From 44b419b82084e1dc1abd8f8cb4b603fe1c43483c Mon Sep 17 00:00:00 2001
From: Jorge Aparicio <japaricious@gmail.com>
Date: Tue, 2 Dec 2014 15:17:55 -0500
Subject: [PATCH] librustc_trans: fix fallout

---
 src/librustc_trans/trans/basic_block.rs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/librustc_trans/trans/basic_block.rs b/src/librustc_trans/trans/basic_block.rs
index b55c268d9a90..1bd29038fdf6 100644
--- a/src/librustc_trans/trans/basic_block.rs
+++ b/src/librustc_trans/trans/basic_block.rs
@@ -17,7 +17,7 @@ pub struct BasicBlock(pub BasicBlockRef);
 
 impl Copy for BasicBlock {}
 
-pub type Preds<'a> = Map<'a, Value, BasicBlock, Filter<'a, Value, Users>>;
+pub type Preds<'a> = Map<Value, BasicBlock, Filter<'a, Value, Users>, fn(Value) -> BasicBlock>;
 
 /// Wrapper for LLVM BasicBlockRef
 impl BasicBlock {
@@ -32,9 +32,11 @@ impl BasicBlock {
     }
 
     pub fn pred_iter(self) -> Preds<'static> {
+        fn get_parent(user: Value) -> BasicBlock { user.get_parent().unwrap() }
+
         self.as_value().user_iter()
             .filter(|user| user.is_a_terminator_inst())
-            .map(|user| user.get_parent().unwrap())
+            .map(get_parent)
     }
 
     pub fn get_single_predecessor(self) -> Option<BasicBlock> {