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- // MIR for `main` before GVN
+ // MIR for `main` after GVN
fn main() -> () {
let mut _0: ();
let _1: u32;
let mut _2: &[u32];
let mut _3: &[u32; 3];
let _4: &[u32; 3];
let _5: [u32; 3];
let _6: usize;
let mut _7: usize;
let mut _8: bool;
let mut _9: &[u32; 3];
scope 1 {
debug a => _1;
}
bb0: {
StorageLive(_1);
StorageLive(_2);
StorageLive(_3);
StorageLive(_4);
_9 = const _;
- _4 = _9;
- _3 = _4;
- _2 = move _3 as &[u32] (PointerCoercion(Unsize));
+ _4 = const {ALLOC0<imm>: &[u32; 3]};
+ _3 = const {ALLOC0<imm>: &[u32; 3]};
+ _2 = const {ALLOC0<imm>: &[u32; 3]} as &[u32] (PointerCoercion(Unsize));
StorageDead(_3);
StorageLive(_6);
_6 = const 1_usize;
_7 = Len((*_2));
- _8 = Lt(_6, _7);
- assert(move _8, "index out of bounds: the length is {} but the index is {}", move _7, _6) -> [success: bb1, unwind unreachable];
+ _8 = Lt(const 1_usize, _7);
+ assert(move _8, "index out of bounds: the length is {} but the index is {}", move _7, const 1_usize) -> [success: bb1, unwind unreachable];
}
bb1: {
- _1 = (*_2)[_6];
+ _1 = (*_2)[1 of 2];
StorageDead(_6);
StorageDead(_4);
StorageDead(_2);
_0 = const ();
StorageDead(_1);
return;
}
+ }
+
+ ALLOC0 (size: 12, align: 4) {
+ 01 00 00 00 02 00 00 00 03 00 00 00 │ ............
}
|
