Auto merge of #33005 - Manishearth:rollup, r=Manishearth

Rollup of 11 pull requests

- Successful merges: #32923, #32926, #32929, #32931, #32935, #32945, #32946, #32964, #32970, #32973, #32997
- Failed merges:

3 files changed, 12 insertions, 10 deletions

diff --git a/src/libsyntax/ext/expand.rs b/src/libsyntax/ext/expand.rs
index 8550617560d..cd7b0fcfb00 100644
--- a/src/libsyntax/ext/expand.rs
+++ b/src/libsyntax/ext/expand.rs
@@ -504,6 +504,13 @@ pub fn expand_item_mac(it: P<ast::Item>,
 
 /// Expand a stmt
 fn expand_stmt(stmt: Stmt, fld: &mut MacroExpander) -> SmallVector<Stmt> {
+    // perform all pending renames
+    let stmt = {
+        let pending_renames = &mut fld.cx.syntax_env.info().pending_renames;
+        let mut rename_fld = IdentRenamer{renames:pending_renames};
+        rename_fld.fold_stmt(stmt).expect_one("rename_fold didn't return one value")
+    };
+
     let (mac, style, attrs) = match stmt.node {
         StmtKind::Mac(mac, style, attrs) => (mac, style, attrs),
         _ => return expand_non_macro_stmt(stmt, fld)
@@ -717,14 +724,8 @@ pub fn expand_block(blk: P<Block>, fld: &mut MacroExpander) -> P<Block> {
 pub fn expand_block_elts(b: P<Block>, fld: &mut MacroExpander) -> P<Block> {
     b.map(|Block {id, stmts, expr, rules, span}| {
         let new_stmts = stmts.into_iter().flat_map(|x| {
-            // perform all pending renames
-            let renamed_stmt = {
-                let pending_renames = &mut fld.cx.syntax_env.info().pending_renames;
-                let mut rename_fld = IdentRenamer{renames:pending_renames};
-                rename_fld.fold_stmt(x).expect_one("rename_fold didn't return one value")
-            };
-            // expand macros in the statement
-            fld.fold_stmt(renamed_stmt).into_iter()
+            // perform pending renames and expand macros in the statement
+            fld.fold_stmt(x).into_iter()
         }).collect();
         let new_expr = expr.map(|x| {
             let expr = {
diff --git a/src/libsyntax/ext/tt/macro_rules.rs b/src/libsyntax/ext/tt/macro_rules.rs
index 77bae4cb3f6..87ab3dad50c 100644
--- a/src/libsyntax/ext/tt/macro_rules.rs
+++ b/src/libsyntax/ext/tt/macro_rules.rs
@@ -1014,6 +1014,7 @@ fn is_in_follow(_: &ExtCtxt, tok: &Token, frag: &str) -> Result<bool, String> {
                 match *tok {
                     OpenDelim(token::DelimToken::Brace) | OpenDelim(token::DelimToken::Bracket) |
                     Comma | FatArrow | Colon | Eq | Gt | Semi | BinOp(token::Or) => Ok(true),
+                    MatchNt(_, ref frag, _, _) if frag.name.as_str() == "block" => Ok(true),
                     Ident(i, _) if (i.name.as_str() == "as" ||
                                     i.name.as_str() == "where") => Ok(true),
                     _ => Ok(false)
diff --git a/src/libsyntax/feature_gate.rs b/src/libsyntax/feature_gate.rs
index fc18ef407ab..24a62a3dc2a 100644
--- a/src/libsyntax/feature_gate.rs
+++ b/src/libsyntax/feature_gate.rs
@@ -45,8 +45,8 @@ use std::cmp;
 // The version numbers here correspond to the version in which the current status
 // was set. This is most important for knowing when a particular feature became
 // stable (active).
-// NB: The featureck.py script parses this information directly out of the source
-// so take care when modifying it.
+// NB: The tidy tool parses this information directly out of the source so take
+// care when modifying it.
 const KNOWN_FEATURES: &'static [(&'static str, &'static str, Option<u32>, Status)] = &[
     ("globs", "1.0.0", None, Accepted),
     ("macro_rules", "1.0.0", None, Accepted),