Rollup of 5 pull requests

.mailmap

@@ -153,6 +153,10 @@ Kang Seonghoon <[email protected]> <[email protected]>
 Keegan McAllister <[email protected]> <[email protected]>
 Kevin Butler <[email protected]>
 Kyeongwoon Lee <[email protected]>
+Kyle J Strand <[email protected]> <[email protected]>
+Kyle J Strand <[email protected]> <[email protected]>
+Kyle J Strand <[email protected]> <[email protected]>
+Kyle J Strand <[email protected]> <[email protected]>
 Laurențiu Nicola <[email protected]>
 Lee Jeffery <[email protected]> Lee Jeffery <[email protected]>
 Lee Wondong <[email protected]>

RELEASES.md

@@ -100,7 +100,7 @@ Compatibility Notes
 - [Removed the `-C no_integrated_as` flag from rustc.][70345]
 - [The `file_name` property in JSON output of macro errors now points the actual
   source file rather than the previous format of `<NAME macros>`.][70969]
-  **Note:** this may not point a file that actually exists on the user's system.
+  **Note:** this may not point to a file that actually exists on the user's system.
 - [The minimum required external LLVM version has been bumped to LLVM 8.][71147]
 - [`mem::{zeroed, uninitialised}` will now panic when used with types that do
   not allow zero initialization such as `NonZeroU8`.][66059] This was

src/liballoc/vec.rs

@@ -343,15 +343,18 @@ impl<T> Vec<T> {
     ///
     /// // The vector contains no items, even though it has capacity for more
     /// assert_eq!(vec.len(), 0);
+    /// assert_eq!(vec.capacity(), 10);
     ///
     /// // These are all done without reallocating...
     /// for i in 0..10 {
     ///     vec.push(i);
     /// }
+    /// assert_eq!(vec.len(), 10);
     /// assert_eq!(vec.capacity(), 10);
     ///
     /// // ...but this may make the vector reallocate
     /// vec.push(11);
+    /// assert_eq!(vec.len(), 11);
     /// assert!(vec.capacity() >= 11);
     /// ```
     #[inline]

src/librustc_trait_selection/opaque_types.rs

@@ -1253,9 +1253,6 @@ pub fn may_define_opaque_type(
 ///
 /// Requires that trait definitions have been processed so that we can
 /// elaborate predicates and walk supertraits.
-//
-// FIXME: callers may only have a `&[Predicate]`, not a `Vec`, so that's
-// what this code should accept.
 crate fn required_region_bounds(
     tcx: TyCtxt<'tcx>,
     erased_self_ty: Ty<'tcx>,

src/libstd/os/linux/raw.rs

@@ -170,7 +170,7 @@ mod arch {
 
 #[cfg(target_arch = "hexagon")]
 mod arch {
-    use crate::os::raw::{c_int, c_long, c_longlong, culonglong};
+    use crate::os::raw::{c_int, c_long, c_longlong, c_ulonglong};
 
     #[stable(feature = "raw_ext", since = "1.1.0")]
     pub type blkcnt_t = c_longlong;