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-rw-r--r--library/std/src/io/error.rs2
-rw-r--r--library/std/src/io/mod.rs2
-rw-r--r--library/std/src/lib.rs5
-rw-r--r--library/std/src/os/fd/owned.rs8
-rw-r--r--library/std/src/os/fd/raw.rs8
-rw-r--r--library/std/src/sys/hermit/mod.rs5
-rw-r--r--library/std/src/sys/unix/args.rs28
-rw-r--r--library/std/src/sys/wasi/os.rs8
-rw-r--r--library/std/src/sys/windows/fs.rs2
-rw-r--r--library/std/src/sys/windows/stdio.rs3
-rw-r--r--library/std/src/sys_common/wtf8.rs6
11 files changed, 53 insertions, 24 deletions
diff --git a/library/std/src/io/error.rs b/library/std/src/io/error.rs
index 324d698eaeb..7f07e4fddef 100644
--- a/library/std/src/io/error.rs
+++ b/library/std/src/io/error.rs
@@ -102,7 +102,7 @@ enum ErrorData<C> {
 /// portability.
 ///
 /// [`into`]: Into::into
-#[unstable(feature = "raw_os_error_ty", issue = "none")]
+#[unstable(feature = "raw_os_error_ty", issue = "107792")]
 pub type RawOsError = i32;
 
 // `#[repr(align(4))]` is probably redundant, it should have that value or
diff --git a/library/std/src/io/mod.rs b/library/std/src/io/mod.rs
index 5907ba5d5fb..b2b6d86134b 100644
--- a/library/std/src/io/mod.rs
+++ b/library/std/src/io/mod.rs
@@ -262,7 +262,7 @@ use crate::sys_common::memchr;
 
 #[stable(feature = "bufwriter_into_parts", since = "1.56.0")]
 pub use self::buffered::WriterPanicked;
-#[unstable(feature = "raw_os_error_ty", issue = "none")]
+#[unstable(feature = "raw_os_error_ty", issue = "107792")]
 pub use self::error::RawOsError;
 pub(crate) use self::stdio::attempt_print_to_stderr;
 #[unstable(feature = "internal_output_capture", issue = "none")]
diff --git a/library/std/src/lib.rs b/library/std/src/lib.rs
index 762f7a7c9a1..363a2667174 100644
--- a/library/std/src/lib.rs
+++ b/library/std/src/lib.rs
@@ -273,13 +273,9 @@
 #![feature(utf8_chunks)]
 //
 // Library features (core):
-#![feature(array_error_internals)]
 #![feature(atomic_mut_ptr)]
-#![feature(char_error_internals)]
 #![feature(char_internals)]
 #![feature(core_intrinsics)]
-#![feature(cstr_from_bytes_until_nul)]
-#![feature(cstr_internals)]
 #![feature(duration_constants)]
 #![feature(error_generic_member_access)]
 #![feature(error_in_core)]
@@ -291,7 +287,6 @@
 #![feature(float_next_up_down)]
 #![feature(hasher_prefixfree_extras)]
 #![feature(hashmap_internals)]
-#![feature(int_error_internals)]
 #![feature(is_some_and)]
 #![feature(maybe_uninit_slice)]
 #![feature(maybe_uninit_write_slice)]
diff --git a/library/std/src/os/fd/owned.rs b/library/std/src/os/fd/owned.rs
index c41e093a7e5..439b8d52a2d 100644
--- a/library/std/src/os/fd/owned.rs
+++ b/library/std/src/os/fd/owned.rs
@@ -396,6 +396,14 @@ impl<T: AsFd> AsFd for crate::sync::Arc<T> {
     }
 }
 
+#[stable(feature = "asfd_rc", since = "CURRENT_RUSTC_VERSION")]
+impl<T: AsFd> AsFd for crate::rc::Rc<T> {
+    #[inline]
+    fn as_fd(&self) -> BorrowedFd<'_> {
+        (**self).as_fd()
+    }
+}
+
 #[stable(feature = "asfd_ptrs", since = "1.64.0")]
 impl<T: AsFd> AsFd for Box<T> {
     #[inline]
diff --git a/library/std/src/os/fd/raw.rs b/library/std/src/os/fd/raw.rs
index f92a0506670..c138162f1ab 100644
--- a/library/std/src/os/fd/raw.rs
+++ b/library/std/src/os/fd/raw.rs
@@ -244,6 +244,14 @@ impl<T: AsRawFd> AsRawFd for crate::sync::Arc<T> {
     }
 }
 
+#[stable(feature = "asfd_rc", since = "CURRENT_RUSTC_VERSION")]
+impl<T: AsRawFd> AsRawFd for crate::rc::Rc<T> {
+    #[inline]
+    fn as_raw_fd(&self) -> RawFd {
+        (**self).as_raw_fd()
+    }
+}
+
 #[stable(feature = "asrawfd_ptrs", since = "1.63.0")]
 impl<T: AsRawFd> AsRawFd for Box<T> {
     #[inline]
diff --git a/library/std/src/sys/hermit/mod.rs b/library/std/src/sys/hermit/mod.rs
index 6811fadb018..20fd3dd8f09 100644
--- a/library/std/src/sys/hermit/mod.rs
+++ b/library/std/src/sys/hermit/mod.rs
@@ -72,11 +72,6 @@ pub fn unsupported_err() -> crate::io::Error {
     )
 }
 
-#[no_mangle]
-pub extern "C" fn floor(x: f64) -> f64 {
-    unsafe { intrinsics::floorf64(x) }
-}
-
 pub fn abort_internal() -> ! {
     unsafe {
         abi::abort();
diff --git a/library/std/src/sys/unix/args.rs b/library/std/src/sys/unix/args.rs
index a342f0f5e85..a5ce6d5120d 100644
--- a/library/std/src/sys/unix/args.rs
+++ b/library/std/src/sys/unix/args.rs
@@ -141,12 +141,28 @@ mod imp {
             // list.
             let argv = ARGV.load(Ordering::Relaxed);
             let argc = if argv.is_null() { 0 } else { ARGC.load(Ordering::Relaxed) };
-            (0..argc)
-                .map(|i| {
-                    let cstr = CStr::from_ptr(*argv.offset(i) as *const libc::c_char);
-                    OsStringExt::from_vec(cstr.to_bytes().to_vec())
-                })
-                .collect()
+            let mut args = Vec::with_capacity(argc as usize);
+            for i in 0..argc {
+                let ptr = *argv.offset(i) as *const libc::c_char;
+
+                // Some C commandline parsers (e.g. GLib and Qt) are replacing already
+                // handled arguments in `argv` with `NULL` and move them to the end. That
+                // means that `argc` might be bigger than the actual number of non-`NULL`
+                // pointers in `argv` at this point.
+                //
+                // To handle this we simply stop iterating at the first `NULL` argument.
+                //
+                // `argv` is also guaranteed to be `NULL`-terminated so any non-`NULL` arguments
+                // after the first `NULL` can safely be ignored.
+                if ptr.is_null() {
+                    break;
+                }
+
+                let cstr = CStr::from_ptr(ptr);
+                args.push(OsStringExt::from_vec(cstr.to_bytes().to_vec()));
+            }
+
+            args
         }
     }
 }
diff --git a/library/std/src/sys/wasi/os.rs b/library/std/src/sys/wasi/os.rs
index f5513e9996d..9919dc7087e 100644
--- a/library/std/src/sys/wasi/os.rs
+++ b/library/std/src/sys/wasi/os.rs
@@ -21,6 +21,7 @@ mod libc {
     extern "C" {
         pub fn getcwd(buf: *mut c_char, size: size_t) -> *mut c_char;
         pub fn chdir(dir: *const c_char) -> c_int;
+        pub fn __wasilibc_get_environ() -> *mut *mut c_char;
     }
 }
 
@@ -161,7 +162,12 @@ impl Iterator for Env {
 pub fn env() -> Env {
     unsafe {
         let _guard = env_read_lock();
-        let mut environ = libc::environ;
+
+        // Use `__wasilibc_get_environ` instead of `environ` here so that we
+        // don't require wasi-libc to eagerly initialize the environment
+        // variables.
+        let mut environ = libc::__wasilibc_get_environ();
+
         let mut result = Vec::new();
         if !environ.is_null() {
             while !(*environ).is_null() {
diff --git a/library/std/src/sys/windows/fs.rs b/library/std/src/sys/windows/fs.rs
index 37809803828..f1a784b5fd2 100644
--- a/library/std/src/sys/windows/fs.rs
+++ b/library/std/src/sys/windows/fs.rs
@@ -1393,6 +1393,8 @@ fn symlink_junction_inner(original: &Path, junction: &Path) -> io::Result<()> {
         let mut data = Align8([MaybeUninit::<u8>::uninit(); c::MAXIMUM_REPARSE_DATA_BUFFER_SIZE]);
         let data_ptr = data.0.as_mut_ptr();
         let db = data_ptr.cast::<c::REPARSE_MOUNTPOINT_DATA_BUFFER>();
+        // Zero the header to ensure it's fully initialized, including reserved parameters.
+        *db = mem::zeroed();
         let buf = ptr::addr_of_mut!((*db).ReparseTarget).cast::<c::WCHAR>();
         let mut i = 0;
         // FIXME: this conversion is very hacky
diff --git a/library/std/src/sys/windows/stdio.rs b/library/std/src/sys/windows/stdio.rs
index 70c9b14a08f..c2cd48470bd 100644
--- a/library/std/src/sys/windows/stdio.rs
+++ b/library/std/src/sys/windows/stdio.rs
@@ -1,6 +1,5 @@
 #![unstable(issue = "none", feature = "windows_stdio")]
 
-use crate::char::decode_utf16;
 use crate::cmp;
 use crate::io;
 use crate::mem::MaybeUninit;
@@ -369,7 +368,7 @@ fn read_u16s(handle: c::HANDLE, buf: &mut [MaybeUninit<u16>]) -> io::Result<usiz
 #[allow(unused)]
 fn utf16_to_utf8(utf16: &[u16], utf8: &mut [u8]) -> io::Result<usize> {
     let mut written = 0;
-    for chr in decode_utf16(utf16.iter().cloned()) {
+    for chr in char::decode_utf16(utf16.iter().cloned()) {
         match chr {
             Ok(chr) => {
                 chr.encode_utf8(&mut utf8[written..]);
diff --git a/library/std/src/sys_common/wtf8.rs b/library/std/src/sys_common/wtf8.rs
index dd53767d452..e202d17e1c2 100644
--- a/library/std/src/sys_common/wtf8.rs
+++ b/library/std/src/sys_common/wtf8.rs
@@ -18,10 +18,10 @@
 #[cfg(test)]
 mod tests;
 
+use core::char::{encode_utf16_raw, encode_utf8_raw};
 use core::str::next_code_point;
 
 use crate::borrow::Cow;
-use crate::char;
 use crate::collections::TryReserveError;
 use crate::fmt;
 use crate::hash::{Hash, Hasher};
@@ -235,7 +235,7 @@ impl Wtf8Buf {
     /// This does **not** include the WTF-8 concatenation check or `is_known_utf8` check.
     fn push_code_point_unchecked(&mut self, code_point: CodePoint) {
         let mut bytes = [0; 4];
-        let bytes = char::encode_utf8_raw(code_point.value, &mut bytes);
+        let bytes = encode_utf8_raw(code_point.value, &mut bytes);
         self.bytes.extend_from_slice(bytes)
     }
 
@@ -939,7 +939,7 @@ impl<'a> Iterator for EncodeWide<'a> {
 
         let mut buf = [0; 2];
         self.code_points.next().map(|code_point| {
-            let n = char::encode_utf16_raw(code_point.value, &mut buf).len();
+            let n = encode_utf16_raw(code_point.value, &mut buf).len();
             if n == 2 {
                 self.extra = buf[1];
             }
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2025-12-01 12:21:29 +0000