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| author | Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> | 2023-01-05 09:13:28 +0100 |
|---|---|---|
| committer | Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> | 2023-01-11 09:32:08 +0000 |
| commit | cf2dff2b1e3fa55fa5415d524200070d0d7aacfe (patch) | |
| tree | 40a88d9a46aaf3e8870676eb2538378b75a263eb /tests/codegen/integer-overflow.rs | |
| parent | ca855e6e42787ecd062d81d53336fe6788ef51a9 (diff) | |
| download | rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.tar.gz rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.zip | |
Move /src/test to /tests
Diffstat (limited to 'tests/codegen/integer-overflow.rs')
| -rw-r--r-- | tests/codegen/integer-overflow.rs | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tests/codegen/integer-overflow.rs b/tests/codegen/integer-overflow.rs new file mode 100644 index 00000000000..183de56db96 --- /dev/null +++ b/tests/codegen/integer-overflow.rs @@ -0,0 +1,26 @@ +// no-system-llvm +// compile-flags: -O -C overflow-checks=on + +#![crate_type = "lib"] + + +pub struct S1<'a> { + data: &'a [u8], + position: usize, +} + +// CHECK-LABEL: @slice_no_index_order +#[no_mangle] +pub fn slice_no_index_order<'a>(s: &'a mut S1, n: usize) -> &'a [u8] { + // CHECK-NOT: slice_index_order_fail + let d = &s.data[s.position..s.position+n]; + s.position += n; + return d; +} + +// CHECK-LABEL: @test_check +#[no_mangle] +pub fn test_check<'a>(s: &'a mut S1, x: usize, y: usize) -> &'a [u8] { + // CHECK: slice_index_order_fail + &s.data[x..y] +} |
