68 lines
2.0 KiB
Diff
68 lines
2.0 KiB
Diff
- // MIR for `main` before GVN
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+ // MIR for `main` after GVN
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fn main() -> () {
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let mut _0: ();
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let _1: i32;
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let mut _2: (i32, bool);
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let mut _4: [i32; 6];
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let _5: usize;
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let mut _6: usize;
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let mut _7: bool;
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let mut _9: u32;
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scope 1 {
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debug x => _1;
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let _3: i32;
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scope 2 {
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debug y => _3;
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let _8: u32;
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scope 3 {
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debug z => _8;
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}
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}
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}
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bb0: {
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StorageLive(_1);
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- _2 = AddWithOverflow(const 2_i32, const 2_i32);
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- assert(!move (_2.1: bool), "attempt to compute `{} + {}`, which would overflow", const 2_i32, const 2_i32) -> [success: bb1, unwind unreachable];
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+ _2 = const (4_i32, false);
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+ assert(!const false, "attempt to compute `{} + {}`, which would overflow", const 2_i32, const 2_i32) -> [success: bb1, unwind unreachable];
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}
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bb1: {
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- _1 = move (_2.0: i32);
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+ _1 = const 4_i32;
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StorageLive(_3);
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StorageLive(_4);
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_4 = [const 0_i32, const 1_i32, const 2_i32, const 3_i32, const 4_i32, const 5_i32];
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StorageLive(_5);
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_5 = const 3_usize;
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_6 = const 6_usize;
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- _7 = Lt(copy _5, copy _6);
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- assert(move _7, "index out of bounds: the length is {} but the index is {}", move _6, copy _5) -> [success: bb2, unwind unreachable];
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+ _7 = const true;
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+ assert(const true, "index out of bounds: the length is {} but the index is {}", const 6_usize, const 3_usize) -> [success: bb2, unwind unreachable];
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}
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bb2: {
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- _3 = copy _4[_5];
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+ _3 = const 3_i32;
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StorageDead(_5);
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StorageDead(_4);
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StorageLive(_8);
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StorageLive(_9);
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_9 = const 42_u32;
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- _8 = copy _9;
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+ _8 = const 42_u32;
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StorageDead(_9);
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StorageDead(_8);
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StorageDead(_3);
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StorageDead(_1);
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return;
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}
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}
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+
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+ ALLOC0 (size: 8, align: 4) { .. }
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