rust/tests/mir-opt/range/ssa_range.on_assert.SsaRangePropagation.diff
2026-01-08 22:31:13 +08:00

69 lines
1.9 KiB
Diff

- // MIR for `on_assert` before SsaRangePropagation
+ // MIR for `on_assert` after SsaRangePropagation
fn on_assert(_1: usize, _2: &[u8]) -> u8 {
debug i => _1;
debug v => _2;
let mut _0: u8;
let _3: ();
let mut _4: bool;
let mut _5: usize;
let mut _6: usize;
let mut _7: &[u8];
let mut _8: !;
let _9: usize;
let mut _10: usize;
let mut _11: bool;
scope 1 (inlined core::slice::<impl [u8]>::len) {
scope 2 (inlined std::ptr::metadata::<[u8]>) {
}
}
bb0: {
StorageLive(_3);
nop;
StorageLive(_5);
_5 = copy _1;
nop;
StorageLive(_7);
_7 = &(*_2);
_6 = PtrMetadata(copy _2);
StorageDead(_7);
_4 = Lt(copy _1, copy _6);
switchInt(copy _4) -> [0: bb2, otherwise: bb1];
}
bb1: {
nop;
StorageDead(_5);
_3 = const ();
nop;
StorageDead(_3);
StorageLive(_9);
_9 = copy _1;
_10 = copy _6;
- _11 = copy _4;
- assert(copy _4, "index out of bounds: the length is {} but the index is {}", copy _6, copy _1) -> [success: bb3, unwind unreachable];
+ _11 = const true;
+ assert(const true, "index out of bounds: the length is {} but the index is {}", copy _6, copy _1) -> [success: bb3, unwind unreachable];
}
bb2: {
nop;
StorageDead(_5);
StorageLive(_8);
_8 = panic(const "assertion failed: i < v.len()") -> unwind unreachable;
}
bb3: {
_0 = copy (*_2)[_1];
StorageDead(_9);
return;
}
}
ALLOC0 (size: 29, align: 1) {
0x00 │ 61 73 73 65 72 74 69 6f 6e 20 66 61 69 6c 65 64 │ assertion failed
0x10 │ 3a 20 69 20 3c 20 76 2e 6c 65 6e 28 29 │ : i < v.len()
}