std: Add issues to all unstable features

2 files changed, 15 insertions, 13 deletions

diff --git a/src/libstd/ffi/c_str.rs b/src/libstd/ffi/c_str.rs
index f99d3c14ed8..b973dcef651 100644
--- a/src/libstd/ffi/c_str.rs
+++ b/src/libstd/ffi/c_str.rs
@@ -205,7 +205,8 @@ impl CString {
     /// The only appropriate argument is a pointer obtained by calling
     /// `into_ptr`. The length of the string will be recalculated
     /// using the pointer.
-    #[unstable(feature = "cstr_memory", reason = "recently added")]
+    #[unstable(feature = "cstr_memory", reason = "recently added",
+               issue = "27769")]
     // NB: may want to be called from_raw, needs to consider CStr::from_ptr,
     //     Box::from_raw (or whatever it's currently called), and
     //     slice::from_raw_parts
@@ -223,7 +224,8 @@ impl CString {
     /// this string.
     ///
     /// Failure to call `from_ptr` will lead to a memory leak.
-    #[unstable(feature = "cstr_memory", reason = "recently added")]
+    #[unstable(feature = "cstr_memory", reason = "recently added",
+               issue = "27769")]
     // NB: may want to be called into_raw, see comments on from_ptr
     pub fn into_ptr(self) -> *const libc::c_char {
         // It is important that the bytes be sized to fit - we need
@@ -407,11 +409,13 @@ impl CStr {
     /// > after a 0-cost cast, but it is planned to alter its definition in the
     /// > future to perform the length calculation in addition to the UTF-8
     /// > check whenever this method is called.
-    #[unstable(feature = "cstr_to_str", reason = "recently added")]
+    #[unstable(feature = "cstr_to_str", reason = "recently added",
+               issue = "27764")]
     pub fn to_str(&self) -> Result<&str, str::Utf8Error> {
-        // NB: When CStr is changed to perform the length check in .to_bytes() instead of in
-        // from_ptr(), it may be worth considering if this should be rewritten to do the UTF-8
-        // check inline with the length calculation instead of doing it afterwards.
+        // NB: When CStr is changed to perform the length check in .to_bytes()
+        // instead of in from_ptr(), it may be worth considering if this should
+        // be rewritten to do the UTF-8 check inline with the length calculation
+        // instead of doing it afterwards.
         str::from_utf8(self.to_bytes())
     }
 
@@ -426,7 +430,8 @@ impl CStr {
     /// > after a 0-cost cast, but it is planned to alter its definition in the
     /// > future to perform the length calculation in addition to the UTF-8
     /// > check whenever this method is called.
-    #[unstable(feature = "cstr_to_str", reason = "recently added")]
+    #[unstable(feature = "cstr_to_str", reason = "recently added",
+               issue = "27764")]
     pub fn to_string_lossy(&self) -> Cow<str> {
         String::from_utf8_lossy(self.to_bytes())
     }
diff --git a/src/libstd/ffi/os_str.rs b/src/libstd/ffi/os_str.rs
index 8831830f799..751c76b9960 100644
--- a/src/libstd/ffi/os_str.rs
+++ b/src/libstd/ffi/os_str.rs
@@ -29,9 +29,6 @@
 //! for conversion to/from various other string types. Eventually these types
 //! will offer a full-fledged string API.
 
-#![unstable(feature = "os_str",
-            reason = "recently added as part of path/io reform")]
-
 use borrow::{Borrow, Cow, ToOwned};
 use ffi::CString;
 use fmt::{self, Debug};
@@ -74,7 +71,7 @@ impl OsString {
     ///
     /// On Windows system, only UTF-8 byte sequences will successfully
     /// convert; non UTF-8 data will produce `None`.
-    #[unstable(feature = "convert", reason = "recently added")]
+    #[unstable(feature = "convert", reason = "recently added", issue = "27704")]
     pub fn from_bytes<B>(bytes: B) -> Option<OsString> where B: Into<Vec<u8>> {
         #[cfg(unix)]
         fn from_bytes_inner(vec: Vec<u8>) -> Option<OsString> {
@@ -258,7 +255,7 @@ impl OsStr {
     /// On Windows systems, this returns `None` unless the `OsStr` is
     /// valid unicode, in which case it produces UTF-8-encoded
     /// data. This may entail checking validity.
-    #[unstable(feature = "convert", reason = "recently added")]
+    #[unstable(feature = "convert", reason = "recently added", issue = "27704")]
     pub fn to_bytes(&self) -> Option<&[u8]> {
         if cfg!(windows) {
             self.to_str().map(|s| s.as_bytes())
@@ -274,7 +271,7 @@ impl OsStr {
     /// This is a convenience for creating a `CString` from
     /// `self.to_bytes()`, and inherits the platform behavior of the
     /// `to_bytes` method.
-    #[unstable(feature = "convert", reason = "recently added")]
+    #[unstable(feature = "convert", reason = "recently added", issue = "27704")]
     pub fn to_cstring(&self) -> Option<CString> {
         self.to_bytes().and_then(|b| CString::new(b).ok())
     }