Fix compiler and clippy warnings

jemalloc-sys/Cargo.toml

@@ -26,6 +26,12 @@ is-it-maintained-issue-resolution = { repository = "tikv/jemallocator" }
 is-it-maintained-open-issues = { repository = "tikv/jemallocator" }
 maintenance = { status = "actively-developed" }
 
+[lints.rust]
+unexpected_cfgs = { level = "allow", check-cfg = [
+ 'cfg(jemallocator_docs)',
+ 'cfg(prefixed)',
+] }
+
 [dependencies]
 libc = { version = "^0.2.8", default-features = false }
 

jemalloc-sys/src/lib.rs

@@ -387,9 +387,9 @@ extern "C" {
  /// The behavior is _undefined_ if:
  ///
  /// * `size` is not in range `[req_size, alloc_size]`, where `req_size` is
- /// the size requested when performing the allocation, and `alloc_size` is
- /// the allocation size returned by [`nallocx`], [`sallocx`], or
- /// [`xallocx`],
+ ///  the size requested when performing the allocation, and `alloc_size` is
+ ///  the allocation size returned by [`nallocx`], [`sallocx`], or
+ ///  [`xallocx`],
  /// * `ptr` does not match a pointer earlier returned by the memory
  /// allocation functions of this crate, or
  /// * `ptr` is null, or
@@ -453,8 +453,8 @@ extern "C" {
  /// Returns `0` on success, otherwise returns:
  ///
  /// * `EINVAL`: if `newp` is not null, and `newlen` is too large or too
- /// small. Alternatively, `*oldlenp` is too large or too small; in this case
- /// as much data as possible are read despite the error.
+ ///  small. Alternatively, `*oldlenp` is too large or too small; in this case
+ ///  as much data as possible are read despite the error.
  ///
  /// * `ENOENT`: `name` or mib specifies an unknown/invalid value.
  ///
@@ -463,7 +463,7 @@ extern "C" {
  /// * `EAGAIN`: A memory allocation failure occurred.
  ///
  /// * `EFAULT`: An interface with side effects failed in some way not
- /// directly related to `mallctl` read/write processing.
+ ///  directly related to `mallctl` read/write processing.
  ///
  /// [jemalloc_mallctl]: http://jemalloc.net/jemalloc.3.html#mallctl_namespace
  #[cfg_attr(prefixed, link_name = "_rjem_mallctl")]

jemallocator/benches/roundtrip.rs

@@ -18,19 +18,13 @@ use tikv_jemalloc_sys::MALLOCX_ALIGN;
 static A: Jemalloc = Jemalloc;
 
 // FIXME: replace with jemallocator::layout_to_flags
-#[cfg(all(any(
- target_arch = "arm",
- target_arch = "mips",
- target_arch = "mipsel",
- target_arch = "powerpc"
-)))]
+#[cfg(all(any(target_arch = "arm", target_arch = "mips", target_arch = "powerpc")))]
 const MIN_ALIGN: usize = 8;
 #[cfg(all(any(
  target_arch = "x86",
  target_arch = "x86_64",
  target_arch = "aarch64",
  target_arch = "powerpc64",
- target_arch = "powerpc64le",
  target_arch = "loongarch64",
  target_arch = "mips64",
  target_arch = "riscv64",

jemallocator/src/lib.rs

@@ -42,19 +42,13 @@ use libc::{c_int, c_void};
 // _Alignof(max_align_t), the malloc-APIs return memory whose alignment is
 // either the requested size if its a power-of-two, or the next smaller
 // power-of-two.
-#[cfg(any(
- target_arch = "arm",
- target_arch = "mips",
- target_arch = "mipsel",
- target_arch = "powerpc"
-))]
+#[cfg(any(target_arch = "arm", target_arch = "mips", target_arch = "powerpc"))]
 const ALIGNOF_MAX_ALIGN_T: usize = 8;
 #[cfg(any(
  target_arch = "x86",
  target_arch = "x86_64",
  target_arch = "aarch64",
  target_arch = "powerpc64",
- target_arch = "powerpc64le",
  target_arch = "loongarch64",
  target_arch = "mips64",
  target_arch = "riscv64",