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23 lines
517 B
Rust
23 lines
517 B
Rust
// Verify that move before the call of the function with noalias, nocapture, readonly.
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// #107436
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// compile-flags: -O
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// min-llvm-version: 17
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#![crate_type = "lib"]
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#[repr(C)]
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pub struct ThreeSlices<'a>(&'a [u32], &'a [u32], &'a [u32]);
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#[no_mangle]
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pub fn sum_slices(val: ThreeSlices) -> u32 {
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// CHECK-NOT: memcpy
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let val = val;
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sum(&val)
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}
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#[no_mangle]
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#[inline(never)]
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pub fn sum(val: &ThreeSlices) -> u32 {
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val.0.iter().sum::<u32>() + val.1.iter().sum::<u32>() + val.2.iter().sum::<u32>()
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}
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