Remove the compiler_builtins dependency. (#164)

* Remove the compiler_builtins dependency.

This also regenerates the bindings, which fixes some issues with the
sequencing of the recent PR merges.

Fixes #157.

* Update to bindgen 0.72.

* Run bindgen with a clang-22.

Author: sunfishcode

Cargo.toml

@@ -14,7 +14,6 @@ rust-version = "1.63"
 
 [dependencies]
 core = { version = "1.0.0", optional = true, package = "rustc-std-workspace-core" }
-compiler_builtins = { version = '0.1.49', optional = true }
 
 [dev-dependencies]
 static_assertions = "1.1.0"
@@ -56,4 +55,4 @@ default = ["std", "general", "errno"]
 std = []
 no_std = []
 elf = []
-rustc-dep-of-std = ["core", "compiler_builtins", "no_std"]
+rustc-dep-of-std = ["core", "no_std"]

gen/Cargo.toml

@@ -5,5 +5,5 @@ edition = "2021"
 publish = false
 
 [dependencies]
-bindgen = { version = "0.71.1", default-features = false }
+bindgen = { version = "0.72.1", default-features = false }
 tempfile = "3.16.0"

gen/src/main.rs

@@ -176,7 +176,7 @@ fn main() {
     writeln!(cargo_toml, "elf = []").unwrap();
     writeln!(
         cargo_toml,
-        "rustc-dep-of-std = [\"core\", \"compiler_builtins\", \"no_std\"]"
+        "rustc-dep-of-std = [\"core\", \"no_std\"]"
     )
     .unwrap();
 

src/aarch64/bootparam.rs

@@ -1,3 +1,3 @@
-/* automatically generated by rust-bindgen 0.71.1 */
+/* automatically generated by rust-bindgen 0.72.1 */
 
 

src/aarch64/btrfs.rs

@@ -1,4 +1,4 @@
-/* automatically generated by rust-bindgen 0.71.1 */
+/* automatically generated by rust-bindgen 0.72.1 */
 
 pub type __s8 = crate::ctypes::c_schar;
 pub type __u8 = crate::ctypes::c_uchar;
@@ -716,7 +716,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,

src/aarch64/elf_uapi.rs

@@ -1,4 +1,4 @@
-/* automatically generated by rust-bindgen 0.71.1 */
+/* automatically generated by rust-bindgen 0.72.1 */
 
 pub type __s8 = crate::ctypes::c_schar;
 pub type __u8 = crate::ctypes::c_uchar;

src/aarch64/errno.rs

@@ -1,4 +1,4 @@
-/* automatically generated by rust-bindgen 0.71.1 */
+/* automatically generated by rust-bindgen 0.72.1 */
 
 pub const EPERM: u32 = 1;
 pub const ENOENT: u32 = 2;

src/aarch64/general.rs

@@ -1,4 +1,4 @@
-/* automatically generated by rust-bindgen 0.71.1 */
+/* automatically generated by rust-bindgen 0.72.1 */
 
 pub type __s8 = crate::ctypes::c_schar;
 pub type __u8 = crate::ctypes::c_uchar;
@@ -2937,7 +2937,7 @@ Self::extract_bit(byte, index)
 pub unsafe fn raw_get_bit(this: *const Self, index: usize) -> bool {
 debug_assert!(index / 8 < core::mem::size_of::<Storage>());
 let byte_index = index / 8;
-let byte = *(core::ptr::addr_of!((*this).storage) as *const u8).offset(byte_index as isize);
+let byte = unsafe { *(core::ptr::addr_of!((*this).storage) as *const u8).offset(byte_index as isize) };
 Self::extract_bit(byte, index)
 }
 #[inline]
@@ -2961,8 +2961,8 @@ let byte = &mut self.storage.as_mut()[byte_index];
 pub unsafe fn raw_set_bit(this: *mut Self, index: usize, val: bool) {
 debug_assert!(index / 8 < core::mem::size_of::<Storage>());
 let byte_index = index / 8;
-let byte = (core::ptr::addr_of_mut!((*this).storage) as *mut u8).offset(byte_index as isize);
-*byte = Self::change_bit(*byte, index, val);
+let byte = unsafe { (core::ptr::addr_of_mut!((*this).storage) as *mut u8).offset(byte_index as isize) };
+unsafe { *byte = Self::change_bit(*byte, index, val) };
 }
 #[inline]
 pub fn get(&self, bit_offset: usize, bit_width: u8) -> u64 {
@@ -2985,7 +2985,7 @@ debug_assert!(bit_offset / 8 < core::mem::size_of::<Storage>());
 debug_assert!((bit_offset + (bit_width as usize)) / 8 <= core::mem::size_of::<Storage>());
 let mut val = 0;
 for i in 0..(bit_width as usize) {
-if Self::raw_get_bit(this, i + bit_offset) {
+if unsafe { Self::raw_get_bit(this, i + bit_offset) } {
 let index = if cfg!(target_endian = "big") { bit_width as usize - 1 - i } else { i };
 val |= 1 << index;
 }
@@ -3013,7 +3013,7 @@ for i in 0..(bit_width as usize) {
 let mask = 1 << i;
 let val_bit_is_set = val & mask == mask;
 let index = if cfg!(target_endian = "big") { bit_width as usize - 1 - i } else { i };
-Self::raw_set_bit(this, index + bit_offset, val_bit_is_set);
+unsafe { Self::raw_set_bit(this, index + bit_offset, val_bit_is_set) };
 }
 }
 }

src/aarch64/if_arp.rs

@@ -1,4 +1,4 @@
-/* automatically generated by rust-bindgen 0.71.1 */
+/* automatically generated by rust-bindgen 0.72.1 */
 
 pub type __s8 = crate::ctypes::c_schar;
 pub type __u8 = crate::ctypes::c_uchar;

src/aarch64/if_ether.rs

@@ -1,4 +1,4 @@
-/* automatically generated by rust-bindgen 0.71.1 */
+/* automatically generated by rust-bindgen 0.72.1 */
 
 pub type __s8 = crate::ctypes::c_schar;
 pub type __u8 = crate::ctypes::c_uchar;