mv std libs to library/
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875 changed files with 1255 additions and 1223 deletions
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@ -1,131 +0,0 @@
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use core::mem::*;
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#[test]
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fn size_of_basic() {
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assert_eq!(size_of::<u8>(), 1);
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assert_eq!(size_of::<u16>(), 2);
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assert_eq!(size_of::<u32>(), 4);
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assert_eq!(size_of::<u64>(), 8);
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}
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#[test]
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#[cfg(target_pointer_width = "16")]
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fn size_of_16() {
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assert_eq!(size_of::<usize>(), 2);
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assert_eq!(size_of::<*const usize>(), 2);
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}
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#[test]
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#[cfg(target_pointer_width = "32")]
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fn size_of_32() {
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assert_eq!(size_of::<usize>(), 4);
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assert_eq!(size_of::<*const usize>(), 4);
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}
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#[test]
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#[cfg(target_pointer_width = "64")]
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fn size_of_64() {
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assert_eq!(size_of::<usize>(), 8);
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assert_eq!(size_of::<*const usize>(), 8);
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}
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#[test]
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fn size_of_val_basic() {
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assert_eq!(size_of_val(&1u8), 1);
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assert_eq!(size_of_val(&1u16), 2);
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assert_eq!(size_of_val(&1u32), 4);
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assert_eq!(size_of_val(&1u64), 8);
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}
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#[test]
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fn align_of_basic() {
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assert_eq!(align_of::<u8>(), 1);
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assert_eq!(align_of::<u16>(), 2);
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assert_eq!(align_of::<u32>(), 4);
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}
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#[test]
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#[cfg(target_pointer_width = "16")]
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fn align_of_16() {
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assert_eq!(align_of::<usize>(), 2);
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assert_eq!(align_of::<*const usize>(), 2);
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}
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#[test]
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#[cfg(target_pointer_width = "32")]
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fn align_of_32() {
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assert_eq!(align_of::<usize>(), 4);
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assert_eq!(align_of::<*const usize>(), 4);
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}
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#[test]
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#[cfg(target_pointer_width = "64")]
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fn align_of_64() {
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assert_eq!(align_of::<usize>(), 8);
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assert_eq!(align_of::<*const usize>(), 8);
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}
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#[test]
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fn align_of_val_basic() {
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assert_eq!(align_of_val(&1u8), 1);
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assert_eq!(align_of_val(&1u16), 2);
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assert_eq!(align_of_val(&1u32), 4);
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}
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#[test]
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fn test_swap() {
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let mut x = 31337;
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let mut y = 42;
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swap(&mut x, &mut y);
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assert_eq!(x, 42);
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assert_eq!(y, 31337);
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}
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#[test]
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fn test_replace() {
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let mut x = Some("test".to_string());
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let y = replace(&mut x, None);
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assert!(x.is_none());
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assert!(y.is_some());
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}
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#[test]
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fn test_transmute_copy() {
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assert_eq!(1, unsafe { transmute_copy(&1) });
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}
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#[test]
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fn test_transmute() {
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trait Foo {
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fn dummy(&self) {}
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}
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impl Foo for isize {}
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let a = box 100isize as Box<dyn Foo>;
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unsafe {
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let x: ::core::raw::TraitObject = transmute(a);
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assert!(*(x.data as *const isize) == 100);
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let _x: Box<dyn Foo> = transmute(x);
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}
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unsafe {
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assert_eq!(transmute::<_, Vec<u8>>("L".to_string()), [76]);
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}
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}
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#[test]
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#[allow(dead_code)]
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fn test_discriminant_send_sync() {
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enum Regular {
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A,
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B(i32),
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}
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enum NotSendSync {
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A(*const i32),
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}
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fn is_send_sync<T: Send + Sync>() {}
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is_send_sync::<Discriminant<Regular>>();
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is_send_sync::<Discriminant<NotSendSync>>();
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}
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