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Revert "Disable big-endian simd in swap_nonoverlapping_bytes" #60588

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May 10, 2019
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Revert "Disable big-endian simd in swap_nonoverlapping_bytes" #60588

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5 changes: 1 addition & 4 deletions src/libcore/ptr.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -374,10 +374,7 @@ unsafe fn swap_nonoverlapping_bytes(x: *mut u8, y: *mut u8, len: usize) {
// #[repr(simd)], even if we don't actually use this struct directly.
//
// FIXME repr(simd) broken on emscripten and redox
// It's also broken on big-endian powerpc64 and s390x. #42778
#[cfg_attr(not(any(target_os = "emscripten", target_os = "redox",
target_endian = "big")),
repr(simd))]
#[cfg_attr(not(any(target_os = "emscripten", target_os = "redox")), repr(simd))]
struct Block(u64, u64, u64, u64);
struct UnalignedBlock(u64, u64, u64, u64);

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