13 lines
276 B
Rust
13 lines
276 B
Rust
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// compile-flags: -O
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#![crate_type = "lib"]
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#[no_mangle]
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pub fn all_zero(data: &[u64]) -> bool {
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// CHECK-LABEL: @all_zero(
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// CHECK: [[PHI:%.*]] = phi i1
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// CHECK-NOT: phi i8
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// CHECK-NOT: zext
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data.iter().copied().fold(true, |acc, x| acc & (x == 0))
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}
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