---

pnkfelix · pnkfelix · commit 749e2558b2b5 · 2015-03-03T12:10:57.000+01:00
yaml --- r: 188100 b: refs/heads/auto c: f0404c3 h: refs/heads/master v: v3
diff --git a/[refs] b/[refs]
@@ -10,7 +10,7 @@ refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503
 refs/tags/release-0.3.1: 495bae036dfe5ec6ceafd3312b4dca48741e845b
 refs/tags/release-0.4: e828ea2080499553b97dfe33b3f4d472b4562ad7
 refs/tags/release-0.5: 7e3bcfbf21278251ee936ad53e92e9b719702d73
-refs/heads/auto: 6189e99c8605578aae841be6fba9e27bfbad97fc
+refs/heads/auto: f0404c39f272868c1dedc7cda7b0b6dffcb5713d
 refs/heads/servo: af82457af293e2a842ba6b7759b70288da276167
 refs/tags/release-0.6: b4ebcfa1812664df5e142f0134a5faea3918544c
 refs/tags/0.1: b19db808c2793fe2976759b85a355c3ad8c8b336
diff --git a/branches/auto/src/libcore/iter.rs b/branches/auto/src/libcore/iter.rs
@@ -1130,7 +1130,11 @@ impl<I> RandomAccessIterator for Rev<I> where I: DoubleEndedIterator + RandomAcc
     #[inline]
     fn idx(&mut self, index: usize) -> Option<<I as Iterator>::Item> {
         let amt = self.indexable();
-        self.iter.idx(amt - index - 1)
+        if amt > index {
+            self.iter.idx(amt - index - 1)
+        } else {
+            None
+        }
     }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -1130,7 +1130,11 @@ impl<I> RandomAccessIterator for Rev<I> where I: DoubleEndedIterator + RandomAcc`
`1130`	`1130`	`#[inline]`
`1131`	`1131`	`fn idx(&mut self, index: usize) -> Option<<I as Iterator>::Item> {`
`1132`	`1132`	`let amt = self.indexable();`
`1133`		`- self.iter.idx(amt - index - 1)`
	`1133`	`+ if amt > index {`
	`1134`	`+ self.iter.idx(amt - index - 1)`
	`1135`	`+ } else {`
	`1136`	`+ None`
	`1137`	`+ }`
`1134`	`1138`	`}`
`1135`	`1139`	`}`
`1136`	`1140`