- // MIR for `main` before ConstProp + // MIR for `main` after ConstProp fn main() -> () { let mut _0: (); // return place in scope 0 at $DIR/indirect.rs:4:11: 4:11 let _1: u8; // in scope 0 at $DIR/indirect.rs:5:9: 5:10 let mut _2: u8; // in scope 0 at $DIR/indirect.rs:5:13: 5:25 let mut _3: (u8, bool); // in scope 0 at $DIR/indirect.rs:5:13: 5:29 scope 1 { debug x => _1; // in scope 1 at $DIR/indirect.rs:5:9: 5:10 } bb0: { StorageLive(_1); // scope 0 at $DIR/indirect.rs:5:9: 5:10 StorageLive(_2); // scope 0 at $DIR/indirect.rs:5:13: 5:25 - _2 = const 2_u32 as u8 (Misc); // scope 0 at $DIR/indirect.rs:5:13: 5:25 + _2 = const 2_u8; // scope 0 at $DIR/indirect.rs:5:13: 5:25 // ty::Const - // + ty: u32 - // + val: Value(Scalar(0x00000002)) + // + ty: u8 + // + val: Value(Scalar(0x02)) // mir::Constant - // + span: $DIR/indirect.rs:5:14: 5:18 - // + literal: Const { ty: u32, val: Value(Scalar(0x00000002)) } - _3 = CheckedAdd(_2, const 1_u8); // scope 0 at $DIR/indirect.rs:5:13: 5:29 + // + span: $DIR/indirect.rs:5:13: 5:25 + // + literal: Const { ty: u8, val: Value(Scalar(0x02)) } + _3 = (const 3_u8, const false); // scope 0 at $DIR/indirect.rs:5:13: 5:29 // ty::Const // + ty: u8 - // + val: Value(Scalar(0x01)) + // + val: Value(Scalar(0x03)) // mir::Constant - // + span: $DIR/indirect.rs:5:28: 5:29 - // + literal: Const { ty: u8, val: Value(Scalar(0x01)) } - assert(!move (_3.1: bool), "attempt to compute `{} + {}` which would overflow", move _2, const 1_u8) -> bb1; // scope 0 at $DIR/indirect.rs:5:13: 5:29 + // + span: $DIR/indirect.rs:5:13: 5:29 + // + literal: Const { ty: u8, val: Value(Scalar(0x03)) } // ty::Const + // + ty: bool + // + val: Value(Scalar(0x00)) + // mir::Constant + // + span: $DIR/indirect.rs:5:13: 5:29 + // + literal: Const { ty: bool, val: Value(Scalar(0x00)) } + assert(!const false, "attempt to compute `{} + {}` which would overflow", const 2_u8, const 1_u8) -> bb1; // scope 0 at $DIR/indirect.rs:5:13: 5:29 + // ty::Const + // + ty: bool + // + val: Value(Scalar(0x00)) + // mir::Constant + // + span: $DIR/indirect.rs:5:13: 5:29 + // + literal: Const { ty: bool, val: Value(Scalar(0x00)) } + // ty::Const // + ty: u8 + // + val: Value(Scalar(0x02)) + // mir::Constant + // + span: $DIR/indirect.rs:5:13: 5:29 + // + literal: Const { ty: u8, val: Value(Scalar(0x02)) } + // ty::Const + // + ty: u8 // + val: Value(Scalar(0x01)) // mir::Constant // + span: $DIR/indirect.rs:5:28: 5:29 // + literal: Const { ty: u8, val: Value(Scalar(0x01)) } } bb1: { - _1 = move (_3.0: u8); // scope 0 at $DIR/indirect.rs:5:13: 5:29 + _1 = const 3_u8; // scope 0 at $DIR/indirect.rs:5:13: 5:29 + // ty::Const + // + ty: u8 + // + val: Value(Scalar(0x03)) + // mir::Constant + // + span: $DIR/indirect.rs:5:13: 5:29 + // + literal: Const { ty: u8, val: Value(Scalar(0x03)) } StorageDead(_2); // scope 0 at $DIR/indirect.rs:5:28: 5:29 _0 = const (); // scope 0 at $DIR/indirect.rs:4:11: 6:2 // ty::Const // + ty: () // + val: Value(Scalar()) // mir::Constant // + span: $DIR/indirect.rs:4:11: 6:2 // + literal: Const { ty: (), val: Value(Scalar()) } StorageDead(_1); // scope 0 at $DIR/indirect.rs:6:1: 6:2 return; // scope 0 at $DIR/indirect.rs:6:2: 6:2 } }