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26 lines
550 B
Rust
26 lines
550 B
Rust
// compile-flags: -O -C overflow-checks=on
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#![crate_type = "lib"]
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pub struct S1<'a> {
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data: &'a [u8],
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position: usize,
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}
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// CHECK-LABEL: @slice_no_index_order
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#[no_mangle]
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pub fn slice_no_index_order<'a>(s: &'a mut S1, n: usize) -> &'a [u8] {
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// CHECK-NOT: slice_index_order_fail
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let d = &s.data[s.position..s.position+n];
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s.position += n;
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return d;
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}
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// CHECK-LABEL: @test_check
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#[no_mangle]
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pub fn test_check<'a>(s: &'a mut S1, x: usize, y: usize) -> &'a [u8] {
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// CHECK: slice_index_order_fail
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&s.data[x..y]
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}
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