rollup merge of #21830: japaric/for-cleanup

Conflicts:
	src/librustc/metadata/filesearch.rs
	src/librustc_back/target/mod.rs
	src/libstd/os.rs
	src/libstd/sys/windows/os.rs
	src/libsyntax/ext/tt/macro_parser.rs
	src/libsyntax/print/pprust.rs
	src/test/compile-fail/issue-2149.rs

1 files changed, 0 insertions, 10 deletions

diff --git a/src/libcore/str/mod.rs b/src/libcore/str/mod.rs
index cb7af3b3d35..026f708b305 100644
--- a/src/libcore/str/mod.rs
+++ b/src/libcore/str/mod.rs
@@ -1266,16 +1266,6 @@ mod traits {
         }
     }
 
-    #[cfg(stage0)]
-    #[stable(feature = "rust1", since = "1.0.0")]
-    impl ops::Index<ops::FullRange> for str {
-        type Output = str;
-        #[inline]
-        fn index(&self, _index: &ops::FullRange) -> &str {
-            self
-        }
-    }
-    #[cfg(not(stage0))]
     #[stable(feature = "rust1", since = "1.0.0")]
     impl ops::Index<ops::RangeFull> for str {
         type Output = str;