Fix clippy warnings in cust_raw

- Remove derive_ord from bindgen (incompatible with function pointers)
- Add no_partialeq/no_hash for types with function pointers
- Allow missing_safety_doc for bindgen-generated modules

Author: LegNeato

crates/cust_raw/build/main.rs

@@ -117,7 +117,6 @@ fn create_cuda_driver_bindings(
     let header = manifest_dir.join("build/driver_wrapper.h");
     println!("cargo::rerun-if-changed={}", header.display());
     let bindings = bindgen::Builder::default()
-        .raw_line("#![allow(clippy::missing_safety_doc)]")
         .header(header.to_str().expect("header should be valid UTF-8"))
         .parse_callbacks(Box::new(
             callbacks::BindgenCallbacks::with_function_renames(callbacks::FunctionRenames::new(
@@ -173,7 +172,6 @@ fn create_cuda_runtime_bindings(
     let header = manifest_dir.join("build/runtime_wrapper.h");
     println!("cargo::rerun-if-changed={}", header.display());
     let bindings = bindgen::Builder::default()
-        .raw_line("#![allow(clippy::missing_safety_doc)]")
         .header(header.to_str().expect("header should be valid UTF-8"))
         .parse_callbacks(Box::new(
             callbacks::BindgenCallbacks::with_function_renames(callbacks::FunctionRenames::new(
@@ -273,7 +271,6 @@ fn create_nptx_compiler_bindings(
     let header = manifest_dir.join("build/nvptx_compiler_wrapper.h");
     println!("cargo::rerun-if-changed={}", header.display());
     let bindings = bindgen::Builder::default()
-        .raw_line("#![allow(clippy::missing_safety_doc)]")
         .header(header.to_str().expect("header should be valid UTF-8"))
         .parse_callbacks(Box::new(callbacks::BindgenCallbacks::simple()))
         .clang_args(
@@ -308,7 +305,6 @@ fn create_nvvm_bindings(sdk: &cuda_sdk::CudaSdk, outdir: &path::Path, manifest_d
     let header = manifest_dir.join("build/nvvm_wrapper.h");
     println!("cargo::rerun-if-changed={}", header.display());
     let bindings = bindgen::Builder::default()
-        .raw_line("#![allow(clippy::missing_safety_doc)]")
         .header(header.to_str().expect("header should be valid UTF-8"))
         .parse_callbacks(Box::new(callbacks::BindgenCallbacks::simple()))
         .clang_args(

crates/cust_raw/src/lib.rs

@@ -1,16 +1,23 @@
 #[cfg(feature = "driver")]
+#[allow(clippy::missing_safety_doc)]
 pub mod driver_sys;
 #[cfg(feature = "runtime")]
+#[allow(clippy::missing_safety_doc)]
 pub mod runtime_sys;
 
 #[cfg(feature = "cublas")]
+#[allow(clippy::missing_safety_doc)]
 pub mod cublas_sys;
 #[cfg(feature = "cublaslt")]
+#[allow(clippy::missing_safety_doc)]
 pub mod cublaslt_sys;
 #[cfg(feature = "cublasxt")]
+#[allow(clippy::missing_safety_doc)]
 pub mod cublasxt_sys;
 
 #[cfg(feature = "nvptx-compiler")]
+#[allow(clippy::missing_safety_doc)]
 pub mod nvptx_compiler_sys;
 #[cfg(feature = "nvvm")]
+#[allow(clippy::missing_safety_doc)]
 pub mod nvvm_sys;