Auto merge of #53150 - kennytm:rollup, r=kennytm

Rollup of 10 pull requests

Successful merges:

 - #52885 (Remove some unused method arguments from typeck)
 - #52886 (cleanup: Remove `Def::GlobalAsm`)
 - #53028 (Building librustc_codegen_llvm in a separate directory)
 - #53052 (fixed broken links to char)
 - #53060 (Change rustdoc style so fully qualified name does not overlap src link)
 - #53068 (Rename Executor trait to Spawn)
 - #53093 (Enable macros to pass $:literal to another macro)
 - #53107 (Remove references to `StaticMutex` which got removed a while ago)
 - #53135 (Rust 2018: Disable catch_expr, not targeted for 2018 edition)
 - #53139 (set emit_debug_gdb_scripts: false for riscv32imac-unknown-none target)

src/test/run-pass/async-await.rs

@@ -22,7 +22,7 @@ use std::sync::{
 use std::future::FutureObj;
 use std::task::{
     Context, Poll, Wake,
-    Executor, SpawnObjError,
+    Spawn, SpawnObjError,
     local_waker_from_nonlocal,
 };
 
@@ -36,8 +36,8 @@ impl Wake for Counter {
     }
 }
 
-struct NoopExecutor;
-impl Executor for NoopExecutor {
+struct NoopSpawner;
+impl Spawn for NoopSpawner {
     fn spawn_obj(&mut self, _: FutureObj<'static, ()>) -> Result<(), SpawnObjError> {
         Ok(())
     }
@@ -127,8 +127,8 @@ where
     let mut fut = PinBox::new(f(9));
     let counter = Arc::new(Counter { wakes: AtomicUsize::new(0) });
     let waker = local_waker_from_nonlocal(counter.clone());
-    let executor = &mut NoopExecutor;
-    let cx = &mut Context::new(&waker, executor);
+    let spawner = &mut NoopSpawner;
+    let cx = &mut Context::new(&waker, spawner);
 
     assert_eq!(0, counter.wakes.load(atomic::Ordering::SeqCst));
     assert_eq!(Poll::Pending, fut.as_pin_mut().poll(cx));

src/test/run-pass/futures-api.rs

@@ -23,7 +23,7 @@ use std::future::FutureObj;
 use std::task::{
     Context, Poll,
     Wake, Waker, LocalWaker,
-    Executor, SpawnObjError,
+    Spawn, SpawnObjError,
     local_waker, local_waker_from_nonlocal,
 };
 
@@ -42,9 +42,9 @@ impl Wake for Counter {
     }
 }
 
-struct NoopExecutor;
+struct NoopSpawner;
 
-impl Executor for NoopExecutor {
+impl Spawn for NoopSpawner {
     fn spawn_obj(&mut self, _: FutureObj<'static, ()>) -> Result<(), SpawnObjError> {
         Ok(())
     }
@@ -59,7 +59,7 @@ impl Future for MyFuture {
         cx.waker().wake();
         cx.waker().wake();
         cx.local_waker().wake();
-        cx.executor().spawn_obj(PinBox::new(MyFuture).into()).unwrap();
+        cx.spawner().spawn_obj(PinBox::new(MyFuture).into()).unwrap();
         Poll::Ready(())
     }
 }
@@ -70,8 +70,8 @@ fn test_local_waker() {
         nonlocal_wakes: AtomicUsize::new(0),
     });
     let waker = unsafe { local_waker(counter.clone()) };
-    let executor = &mut NoopExecutor;
-    let cx = &mut Context::new(&waker, executor);
+    let spawner = &mut NoopSpawner;
+    let cx = &mut Context::new(&waker, spawner);
     assert_eq!(Poll::Ready(()), PinMut::new(&mut MyFuture).poll(cx));
     assert_eq!(1, counter.local_wakes.load(atomic::Ordering::SeqCst));
     assert_eq!(2, counter.nonlocal_wakes.load(atomic::Ordering::SeqCst));
@@ -83,8 +83,8 @@ fn test_local_as_nonlocal_waker() {
         nonlocal_wakes: AtomicUsize::new(0),
     });
     let waker: LocalWaker = local_waker_from_nonlocal(counter.clone());
-    let executor = &mut NoopExecutor;
-    let cx = &mut Context::new(&waker, executor);
+    let spawner = &mut NoopSpawner;
+    let cx = &mut Context::new(&waker, spawner);
     assert_eq!(Poll::Ready(()), PinMut::new(&mut MyFuture).poll(cx));
     assert_eq!(0, counter.local_wakes.load(atomic::Ordering::SeqCst));
     assert_eq!(3, counter.nonlocal_wakes.load(atomic::Ordering::SeqCst));

src/test/run-pass/issue-52169.rs

@@ -0,0 +1,24 @@
+// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+#![feature(macro_literal_matcher)]
+
+macro_rules! a {
+    ($i:literal) => { "right" };
+    ($i:tt) => { "wrong" };
+}
+
+macro_rules! b {
+    ($i:literal) => { a!($i) };
+}
+
+fn main() {
+    assert_eq!(b!(0), "right");
+}