mirror of https://github.com/rust-lang/rust.git
38 lines
1.0 KiB
Diff
38 lines
1.0 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: u8;
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let mut _2: u8;
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let mut _3: (u8, bool);
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scope 1 {
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debug x => _1;
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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 2_u32 as u8 (IntToInt);
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- _3 = AddWithOverflow(copy _2, const 1_u8);
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- assert(!move (_3.1: bool), "attempt to compute `{} + {}`, which would overflow", move _2, const 1_u8) -> [success: bb1, unwind unreachable];
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+ _2 = const 2_u8;
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+ _3 = const (3_u8, false);
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+ assert(!const false, "attempt to compute `{} + {}`, which would overflow", const 2_u8, const 1_u8) -> [success: bb1, unwind unreachable];
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}
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bb1: {
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- _1 = move (_3.0: u8);
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+ _1 = const 3_u8;
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StorageDead(_2);
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_0 = const ();
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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: 2, align: 1) {
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+ 03 00 │ ..
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}
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