mirror of https://github.com/rust-lang/rust
22 lines
424 B
Rust
22 lines
424 B
Rust
//@ compile-flags: -C no-prepopulate-passes -O
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#![crate_type = "lib"]
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// CHECK-LABEL: @zip_copy
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#[no_mangle]
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pub fn zip_copy(xs: &[u8], ys: &mut [u8]) {
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// CHECK: memcpy
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for (x, y) in xs.iter().zip(ys) {
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*y = *x;
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}
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}
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// CHECK-LABEL: @zip_copy_mapped
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#[no_mangle]
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pub fn zip_copy_mapped(xs: &[u8], ys: &mut [u8]) {
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// CHECK: memcpy
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for (x, y) in xs.iter().map(|&x| x).zip(ys) {
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*y = x;
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}
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}
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