rand: Fix infinite recursion

Blei · Blei · commit 8627fc972673 · 2013-04-28T13:31:49.000+02:00
`self` has type `&amp;@Rand`, so `*self` will be of type `@Rand` which causes
this same impl to be called again.
diff --git a/src/libcore/rand.rs b/src/libcore/rand.rs
@@ -690,7 +690,7 @@ pub fn task_rng() -> @IsaacRng {
 
 // Allow direct chaining with `task_rng`
 impl<R: Rng> Rng for @R {
-    fn next(&self) -> u32 { (*self).next() }
+    fn next(&self) -> u32 { (**self).next() }
 }
 
 /**

Original file line number	Diff line number	Diff line change
`@@ -690,7 +690,7 @@ pub fn task_rng() -> @IsaacRng {`
`690`	`690`
`691`	`691`	// Allow direct chaining with `task_rng`
`692`	`692`	`impl<R: Rng> Rng for @R {`
`693`		`- fn next(&self) -> u32 { (*self).next() }`
	`693`	`+ fn next(&self) -> u32 { (**self).next() }`
`694`	`694`	`}`
`695`	`695`
`696`	`696`	`/**`