Auto merge of #89512 - Manishearth:rollup-meh9x7r, r=Manishearth

Rollup of 14 pull requests

Successful merges:

 - #86434 (Add `Ipv6Addr::is_benchmarking`)
 - #86828 (const fn for option copied, take & replace)
 - #87679 (BTree: refine some comments)
 - #87910 (Mark unsafe methods NonZero*::unchecked_(add|mul) as const.)
 - #88286 (Remove unnecessary unsafe block in `process_unix`)
 - #88305 (Manual Debug for Unix ExitCode ExitStatus ExitStatusError)
 - #88353 (Partially stabilize `array_methods`)
 - #88370 (Add missing `# Panics` section to `Vec` method)
 - #88481 (Remove some feature gates)
 - #89138 (Fix link in Ipv6Addr::to_ipv4 docs)
 - #89401 (Add truncate note to Vec::resize)
 - #89467 (Fix typos in rustdoc/lints)
 - #89472 (Only register `WSACleanup` if `WSAStartup` is actually ever called)
 - #89505 (Add regression test for spurious const error with NLL)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup

1 files changed, 15 insertions, 4 deletions

diff --git a/library/std/src/sys/unix/process/process_unix.rs b/library/std/src/sys/unix/process/process_unix.rs
index 12edf04a4e2..8c33051cfa4 100644
--- a/library/std/src/sys/unix/process/process_unix.rs
+++ b/library/std/src/sys/unix/process/process_unix.rs
@@ -552,8 +552,7 @@ impl Process {
         use crate::os::unix::io::FromRawFd;
         use crate::sys_common::FromInner;
         // Safety: If `pidfd` is nonnegative, we assume it's valid and otherwise unowned.
-        let pidfd = (pidfd >= 0)
-            .then(|| PidFd::from_inner(unsafe { sys::fd::FileDesc::from_raw_fd(pidfd) }));
+        let pidfd = (pidfd >= 0).then(|| PidFd::from_inner(sys::fd::FileDesc::from_raw_fd(pidfd)));
         Process { pid, status: None, pidfd }
     }
 
@@ -607,9 +606,15 @@ impl Process {
 }
 
 /// Unix exit statuses
-#[derive(PartialEq, Eq, Clone, Copy, Debug)]
+#[derive(PartialEq, Eq, Clone, Copy)]
 pub struct ExitStatus(c_int);
 
+impl fmt::Debug for ExitStatus {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        f.debug_tuple("unix_wait_status").field(&self.0).finish()
+    }
+}
+
 impl ExitStatus {
     pub fn new(status: c_int) -> ExitStatus {
         ExitStatus(status)
@@ -683,7 +688,7 @@ impl fmt::Display for ExitStatus {
     }
 }
 
-#[derive(PartialEq, Eq, Clone, Copy, Debug)]
+#[derive(PartialEq, Eq, Clone, Copy)]
 pub struct ExitStatusError(NonZero_c_int);
 
 impl Into<ExitStatus> for ExitStatusError {
@@ -692,6 +697,12 @@ impl Into<ExitStatus> for ExitStatusError {
     }
 }
 
+impl fmt::Debug for ExitStatusError {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        f.debug_tuple("unix_wait_status").field(&self.0).finish()
+    }
+}
+
 impl ExitStatusError {
     pub fn code(self) -> Option<NonZeroI32> {
         ExitStatus(self.0.into()).code().map(|st| st.try_into().unwrap())