64cce5fc7d
Updates `interpret`, `codegen_ssa`, and `codegen_cranelift` to consume the new cast instead of the intrinsic. Includes `CastTransmute` for custom MIR building, to be able to test the extra UB.
84 lines
6.0 KiB
Diff
84 lines
6.0 KiB
Diff
- // MIR for `with_overflow` before LowerIntrinsics
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+ // MIR for `with_overflow` after LowerIntrinsics
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fn with_overflow(_1: i32, _2: i32) -> () {
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debug a => _1; // in scope 0 at $DIR/lower_intrinsics.rs:+0:22: +0:23
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debug b => _2; // in scope 0 at $DIR/lower_intrinsics.rs:+0:30: +0:31
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let mut _0: (); // return place in scope 0 at $DIR/lower_intrinsics.rs:+0:38: +0:38
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let _3: (i32, bool); // in scope 0 at $DIR/lower_intrinsics.rs:+1:9: +1:11
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let mut _4: i32; // in scope 0 at $DIR/lower_intrinsics.rs:+1:50: +1:51
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let mut _5: i32; // in scope 0 at $DIR/lower_intrinsics.rs:+1:53: +1:54
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let mut _7: i32; // in scope 0 at $DIR/lower_intrinsics.rs:+2:50: +2:51
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let mut _8: i32; // in scope 0 at $DIR/lower_intrinsics.rs:+2:53: +2:54
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let mut _10: i32; // in scope 0 at $DIR/lower_intrinsics.rs:+3:50: +3:51
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let mut _11: i32; // in scope 0 at $DIR/lower_intrinsics.rs:+3:53: +3:54
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scope 1 {
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debug _x => _3; // in scope 1 at $DIR/lower_intrinsics.rs:+1:9: +1:11
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let _6: (i32, bool); // in scope 1 at $DIR/lower_intrinsics.rs:+2:9: +2:11
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scope 2 {
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debug _y => _6; // in scope 2 at $DIR/lower_intrinsics.rs:+2:9: +2:11
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let _9: (i32, bool); // in scope 2 at $DIR/lower_intrinsics.rs:+3:9: +3:11
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scope 3 {
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debug _z => _9; // in scope 3 at $DIR/lower_intrinsics.rs:+3:9: +3:11
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}
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}
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}
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bb0: {
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StorageLive(_3); // scope 0 at $DIR/lower_intrinsics.rs:+1:9: +1:11
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StorageLive(_4); // scope 0 at $DIR/lower_intrinsics.rs:+1:50: +1:51
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_4 = _1; // scope 0 at $DIR/lower_intrinsics.rs:+1:50: +1:51
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StorageLive(_5); // scope 0 at $DIR/lower_intrinsics.rs:+1:53: +1:54
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_5 = _2; // scope 0 at $DIR/lower_intrinsics.rs:+1:53: +1:54
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- _3 = add_with_overflow::<i32>(move _4, move _5) -> bb1; // scope 0 at $DIR/lower_intrinsics.rs:+1:14: +1:55
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- // mir::Constant
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- // + span: $DIR/lower_intrinsics.rs:111:14: 111:49
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- // + literal: Const { ty: extern "rust-intrinsic" fn(i32, i32) -> (i32, bool) {add_with_overflow::<i32>}, val: Value(<ZST>) }
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+ _3 = CheckedAdd(move _4, move _5); // scope 0 at $DIR/lower_intrinsics.rs:+1:14: +1:55
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+ goto -> bb1; // scope 0 at $DIR/lower_intrinsics.rs:+1:14: +1:55
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}
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bb1: {
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StorageDead(_5); // scope 0 at $DIR/lower_intrinsics.rs:+1:54: +1:55
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StorageDead(_4); // scope 0 at $DIR/lower_intrinsics.rs:+1:54: +1:55
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StorageLive(_6); // scope 1 at $DIR/lower_intrinsics.rs:+2:9: +2:11
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StorageLive(_7); // scope 1 at $DIR/lower_intrinsics.rs:+2:50: +2:51
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_7 = _1; // scope 1 at $DIR/lower_intrinsics.rs:+2:50: +2:51
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StorageLive(_8); // scope 1 at $DIR/lower_intrinsics.rs:+2:53: +2:54
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_8 = _2; // scope 1 at $DIR/lower_intrinsics.rs:+2:53: +2:54
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- _6 = sub_with_overflow::<i32>(move _7, move _8) -> bb2; // scope 1 at $DIR/lower_intrinsics.rs:+2:14: +2:55
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- // mir::Constant
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- // + span: $DIR/lower_intrinsics.rs:112:14: 112:49
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- // + literal: Const { ty: extern "rust-intrinsic" fn(i32, i32) -> (i32, bool) {sub_with_overflow::<i32>}, val: Value(<ZST>) }
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+ _6 = CheckedSub(move _7, move _8); // scope 1 at $DIR/lower_intrinsics.rs:+2:14: +2:55
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+ goto -> bb2; // scope 1 at $DIR/lower_intrinsics.rs:+2:14: +2:55
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}
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bb2: {
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StorageDead(_8); // scope 1 at $DIR/lower_intrinsics.rs:+2:54: +2:55
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StorageDead(_7); // scope 1 at $DIR/lower_intrinsics.rs:+2:54: +2:55
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StorageLive(_9); // scope 2 at $DIR/lower_intrinsics.rs:+3:9: +3:11
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StorageLive(_10); // scope 2 at $DIR/lower_intrinsics.rs:+3:50: +3:51
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_10 = _1; // scope 2 at $DIR/lower_intrinsics.rs:+3:50: +3:51
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StorageLive(_11); // scope 2 at $DIR/lower_intrinsics.rs:+3:53: +3:54
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_11 = _2; // scope 2 at $DIR/lower_intrinsics.rs:+3:53: +3:54
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- _9 = mul_with_overflow::<i32>(move _10, move _11) -> bb3; // scope 2 at $DIR/lower_intrinsics.rs:+3:14: +3:55
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- // mir::Constant
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- // + span: $DIR/lower_intrinsics.rs:113:14: 113:49
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- // + literal: Const { ty: extern "rust-intrinsic" fn(i32, i32) -> (i32, bool) {mul_with_overflow::<i32>}, val: Value(<ZST>) }
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+ _9 = CheckedMul(move _10, move _11); // scope 2 at $DIR/lower_intrinsics.rs:+3:14: +3:55
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+ goto -> bb3; // scope 2 at $DIR/lower_intrinsics.rs:+3:14: +3:55
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}
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bb3: {
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StorageDead(_11); // scope 2 at $DIR/lower_intrinsics.rs:+3:54: +3:55
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StorageDead(_10); // scope 2 at $DIR/lower_intrinsics.rs:+3:54: +3:55
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_0 = const (); // scope 0 at $DIR/lower_intrinsics.rs:+0:38: +4:2
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StorageDead(_9); // scope 2 at $DIR/lower_intrinsics.rs:+4:1: +4:2
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StorageDead(_6); // scope 1 at $DIR/lower_intrinsics.rs:+4:1: +4:2
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StorageDead(_3); // scope 0 at $DIR/lower_intrinsics.rs:+4:1: +4:2
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return; // scope 0 at $DIR/lower_intrinsics.rs:+4:2: +4:2
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}
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}
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