Auto merge of #53530 - kennytm:rollup, r=kennytm

Rollup of 17 pull requests

Successful merges:

 - #53030 (Updated RELEASES.md for 1.29.0)
 - #53104 (expand the documentation on the `Unpin` trait)
 - #53213 (Stabilize IP associated constants)
 - #53296 (When closure with no arguments was expected, suggest wrapping)
 - #53329 (Replace usages of ptr::offset with ptr::{add,sub}.)
 - #53363 (add individual docs to `core::num::NonZero*`)
 - #53370 (Stabilize macro_vis_matcher)
 - #53393 (Mark libserialize functions as inline)
 - #53405 (restore the page title after escaping out of a search)
 - #53452 (Change target triple used to check for lldb in build-manifest)
 - #53462 (Document Box::into_raw returns non-null ptr)
 - #53465 (Remove LinkMeta struct)
 - #53492 (update lld submodule to include RISCV patch)
 - #53496 (Fix typos found by codespell.)
 - #53521 (syntax: Optimize some literal parsing)
 - #53540 (Moved issue-53157.rs into src/test/ui/consts/const-eval/)
 - #53551 (Avoid some Place clones.)

Failed merges:

r? @ghost

3 files changed, 3 insertions, 3 deletions

diff --git a/src/libstd/sys/unix/fs.rs b/src/libstd/sys/unix/fs.rs
index 7a89d9857bb..1d5b0cfa94a 100644
--- a/src/libstd/sys/unix/fs.rs
+++ b/src/libstd/sys/unix/fs.rs
@@ -857,7 +857,7 @@ pub fn copy(from: &Path, to: &Path) -> io::Result<u64> {
     use sync::atomic::{AtomicBool, Ordering};
 
     // Kernel prior to 4.5 don't have copy_file_range
-    // We store the availability in a global to avoid unneccessary syscalls
+    // We store the availability in a global to avoid unnecessary syscalls
     static HAS_COPY_FILE_RANGE: AtomicBool = AtomicBool::new(true);
 
     unsafe fn copy_file_range(
diff --git a/src/libstd/sys/unix/net.rs b/src/libstd/sys/unix/net.rs
index 04d9f0b06d3..8c73fe8c612 100644
--- a/src/libstd/sys/unix/net.rs
+++ b/src/libstd/sys/unix/net.rs
@@ -35,7 +35,7 @@ use libc::SOCK_CLOEXEC;
 #[cfg(not(target_os = "linux"))]
 const SOCK_CLOEXEC: c_int = 0;
 
-// Another conditional contant for name resolution: Macos et iOS use
+// Another conditional constant for name resolution: Macos et iOS use
 // SO_NOSIGPIPE as a setsockopt flag to disable SIGPIPE emission on socket.
 // Other platforms do otherwise.
 #[cfg(target_vendor = "apple")]
diff --git a/src/libstd/sys/windows/pipe.rs b/src/libstd/sys/windows/pipe.rs
index df1dd7401af..4b19519a57a 100644
--- a/src/libstd/sys/windows/pipe.rs
+++ b/src/libstd/sys/windows/pipe.rs
@@ -359,6 +359,6 @@ unsafe fn slice_to_end(v: &mut Vec<u8>) -> &mut [u8] {
     if v.capacity() == v.len() {
         v.reserve(1);
     }
-    slice::from_raw_parts_mut(v.as_mut_ptr().offset(v.len() as isize),
+    slice::from_raw_parts_mut(v.as_mut_ptr().add(v.len()),
                               v.capacity() - v.len())
 }