Rollup merge of rust-lang#30839 - tomaka:debug-phantomdata, r=nikomatsakis

Manishearth · Manishearth · commit 24848846cc60 · 2016-01-14T11:04:42.000+05:30
All the trait implementations of `PhantomData` use `impl<T: ?Sized>` except for `Debug` https://doc.rust-lang.org/nightly/std/marker/struct.PhantomData.html#implementations This PR fixes this.
diff --git a/src/libcore/fmt/mod.rs b/src/libcore/fmt/mod.rs
@@ -1569,7 +1569,7 @@ impl Debug for () {
     }
 }
 #[stable(feature = "rust1", since = "1.0.0")]
-impl<T> Debug for PhantomData<T> {
+impl<T: ?Sized> Debug for PhantomData<T> {
     fn fmt(&self, f: &mut Formatter) -> Result {
         f.pad("PhantomData")
     }

Original file line number	Diff line number	Diff line change
`@@ -1569,7 +1569,7 @@ impl Debug for () {`
`1569`	`1569`	`}`
`1570`	`1570`	`}`
`1571`	`1571`	`#[stable(feature = "rust1", since = "1.0.0")]`
`1572`		`-impl<T> Debug for PhantomData<T> {`
	`1572`	`+impl<T: ?Sized> Debug for PhantomData<T> {`
`1573`	`1573`	`fn fmt(&self, f: &mut Formatter) -> Result {`
`1574`	`1574`	`f.pad("PhantomData")`
`1575`	`1575`	`}`