13 lines
377 B
Rust
13 lines
377 B
Rust
// compile-flags: -O
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// ignore-debug: the debug assertions get in the way
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#![crate_type = "lib"]
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/// Make sure no bounds checks are emitted after a `get_unchecked`.
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// CHECK-LABEL: @unchecked_slice_no_bounds_check
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#[no_mangle]
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pub unsafe fn unchecked_slice_no_bounds_check(s: &[u8]) -> u8 {
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let a = *s.get_unchecked(1);
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// CHECK-NOT: panic_bounds_check
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a + s[0]
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}
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