44 lines
1.2 KiB
Diff
44 lines
1.2 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 mut _1: u8;
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let mut _2: u8;
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let mut _3: u8;
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scope 1 {
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}
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scope 2 (inlined #[track_caller] <u8 as Add>::add) {
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let mut _4: (u8, bool);
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}
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bb0: {
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StorageLive(_1);
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StorageLive(_2);
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_2 = const u8::MAX;
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StorageLive(_3);
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_3 = const 1_u8;
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StorageLive(_4);
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- _4 = AddWithOverflow(copy _2, copy _3);
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- assert(!move (_4.1: bool), "attempt to compute `{} + {}`, which would overflow", copy _2, copy _3) -> [success: bb1, unwind unreachable];
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+ _4 = const (0_u8, true);
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+ assert(!const true, "attempt to compute `{} + {}`, which would overflow", const u8::MAX, const 1_u8) -> [success: bb1, unwind unreachable];
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}
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bb1: {
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- _1 = move (_4.0: u8);
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+ _1 = const 0_u8;
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StorageDead(_4);
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StorageDead(_3);
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StorageDead(_2);
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StorageDead(_1);
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_0 = const ();
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return;
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}
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+ }
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+
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+ ALLOC0 (size: 2, align: 1) {
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+ 00 01 │ ..
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}
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