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codegen: Properly track alignment of unions.
This makes us not unnecessarily add repr(align) to unions. Closes #1498.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,153 @@ | ||
| /* automatically generated by rust-bindgen */ | ||
|
|
||
| #![allow( | ||
| dead_code, | ||
| non_snake_case, | ||
| non_camel_case_types, | ||
| non_upper_case_globals | ||
| )] | ||
|
|
||
| #[repr(C, packed)] | ||
| #[derive(Copy, Clone)] | ||
| pub struct rte_memseg { | ||
| ///< Start physical address. | ||
| pub phys_addr: u64, | ||
| pub __bindgen_anon_1: rte_memseg__bindgen_ty_1, | ||
| ///< Length of the segment. | ||
| pub len: usize, | ||
| ///< The pagesize of underlying memory | ||
| pub hugepage_sz: u64, | ||
| ///< NUMA socket ID. | ||
| pub socket_id: i32, | ||
| ///< Number of channels. | ||
| pub nchannel: u32, | ||
| ///< Number of ranks. | ||
| pub nrank: u32, | ||
| } | ||
| #[repr(C)] | ||
| #[derive(Copy, Clone)] | ||
| pub union rte_memseg__bindgen_ty_1 { | ||
| ///< Start virtual address. | ||
| pub addr: *mut ::std::os::raw::c_void, | ||
| ///< Makes sure addr is always 64 bits | ||
| pub addr_64: u64, | ||
| _bindgen_union_align: u64, | ||
| } | ||
| #[test] | ||
| fn bindgen_test_layout_rte_memseg__bindgen_ty_1() { | ||
| assert_eq!( | ||
| ::std::mem::size_of::<rte_memseg__bindgen_ty_1>(), | ||
| 8usize, | ||
| concat!("Size of: ", stringify!(rte_memseg__bindgen_ty_1)) | ||
| ); | ||
| assert_eq!( | ||
| ::std::mem::align_of::<rte_memseg__bindgen_ty_1>(), | ||
| 8usize, | ||
| concat!("Alignment of ", stringify!(rte_memseg__bindgen_ty_1)) | ||
| ); | ||
| assert_eq!( | ||
| unsafe { &(*(::std::ptr::null::<rte_memseg__bindgen_ty_1>())).addr as *const _ as usize }, | ||
| 0usize, | ||
| concat!( | ||
| "Offset of field: ", | ||
| stringify!(rte_memseg__bindgen_ty_1), | ||
| "::", | ||
| stringify!(addr) | ||
| ) | ||
| ); | ||
| assert_eq!( | ||
| unsafe { | ||
| &(*(::std::ptr::null::<rte_memseg__bindgen_ty_1>())).addr_64 as *const _ as usize | ||
| }, | ||
| 0usize, | ||
| concat!( | ||
| "Offset of field: ", | ||
| stringify!(rte_memseg__bindgen_ty_1), | ||
| "::", | ||
| stringify!(addr_64) | ||
| ) | ||
| ); | ||
| } | ||
| impl Default for rte_memseg__bindgen_ty_1 { | ||
| fn default() -> Self { | ||
| unsafe { ::std::mem::zeroed() } | ||
| } | ||
| } | ||
| #[test] | ||
| fn bindgen_test_layout_rte_memseg() { | ||
| assert_eq!( | ||
| ::std::mem::size_of::<rte_memseg>(), | ||
| 44usize, | ||
| concat!("Size of: ", stringify!(rte_memseg)) | ||
| ); | ||
| assert_eq!( | ||
| ::std::mem::align_of::<rte_memseg>(), | ||
| 1usize, | ||
| concat!("Alignment of ", stringify!(rte_memseg)) | ||
| ); | ||
| assert_eq!( | ||
| unsafe { &(*(::std::ptr::null::<rte_memseg>())).phys_addr as *const _ as usize }, | ||
| 0usize, | ||
| concat!( | ||
| "Offset of field: ", | ||
| stringify!(rte_memseg), | ||
| "::", | ||
| stringify!(phys_addr) | ||
| ) | ||
| ); | ||
| assert_eq!( | ||
| unsafe { &(*(::std::ptr::null::<rte_memseg>())).len as *const _ as usize }, | ||
| 16usize, | ||
| concat!( | ||
| "Offset of field: ", | ||
| stringify!(rte_memseg), | ||
| "::", | ||
| stringify!(len) | ||
| ) | ||
| ); | ||
| assert_eq!( | ||
| unsafe { &(*(::std::ptr::null::<rte_memseg>())).hugepage_sz as *const _ as usize }, | ||
| 24usize, | ||
| concat!( | ||
| "Offset of field: ", | ||
| stringify!(rte_memseg), | ||
| "::", | ||
| stringify!(hugepage_sz) | ||
| ) | ||
| ); | ||
| assert_eq!( | ||
| unsafe { &(*(::std::ptr::null::<rte_memseg>())).socket_id as *const _ as usize }, | ||
| 32usize, | ||
| concat!( | ||
| "Offset of field: ", | ||
| stringify!(rte_memseg), | ||
| "::", | ||
| stringify!(socket_id) | ||
| ) | ||
| ); | ||
| assert_eq!( | ||
| unsafe { &(*(::std::ptr::null::<rte_memseg>())).nchannel as *const _ as usize }, | ||
| 36usize, | ||
| concat!( | ||
| "Offset of field: ", | ||
| stringify!(rte_memseg), | ||
| "::", | ||
| stringify!(nchannel) | ||
| ) | ||
| ); | ||
| assert_eq!( | ||
| unsafe { &(*(::std::ptr::null::<rte_memseg>())).nrank as *const _ as usize }, | ||
| 40usize, | ||
| concat!( | ||
| "Offset of field: ", | ||
| stringify!(rte_memseg), | ||
| "::", | ||
| stringify!(nrank) | ||
| ) | ||
| ); | ||
| } | ||
| impl Default for rte_memseg { | ||
| fn default() -> Self { | ||
| unsafe { ::std::mem::zeroed() } | ||
| } | ||
| } |
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