rustc/src/test/mir-opt/const_allocation3.main.ConstProp.after.mir.32bit at ffcc19e13346202f2bc961aa305fa920711e6bdd · tesuji/rustc · GitHub

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// MIR for `main` after ConstProp

fn main() -> () {
    let mut _0: ();                      // return place in scope 0 at $DIR/const_allocation3.rs:4:11: 4:11
    let _1: &Packed;                     // in scope 0 at $DIR/const_allocation3.rs:5:5: 5:8
    let mut _2: &&Packed;                // in scope 0 at $DIR/const_allocation3.rs:5:5: 5:8

    bb0: {
        StorageLive(_1);                 // scope 0 at $DIR/const_allocation3.rs:5:5: 5:8
        StorageLive(_2);                 // scope 0 at $DIR/const_allocation3.rs:5:5: 5:8
        _2 = const {alloc0: &&Packed};   // scope 0 at $DIR/const_allocation3.rs:5:5: 5:8
                                         // ty::Const
                                         // + ty: &&Packed
                                         // + val: Value(Scalar(alloc0))
                                         // mir::Constant
                                         // + span: $DIR/const_allocation3.rs:5:5: 5:8
                                         // + literal: Const { ty: &&Packed, val: Value(Scalar(alloc0)) }
        _1 = (*_2);                      // scope 0 at $DIR/const_allocation3.rs:5:5: 5:8
        StorageDead(_2);                 // scope 0 at $DIR/const_allocation3.rs:5:8: 5:9
        StorageDead(_1);                 // scope 0 at $DIR/const_allocation3.rs:5:8: 5:9
        _0 = const ();                   // scope 0 at $DIR/const_allocation3.rs:4:11: 6:2
        return;                          // scope 0 at $DIR/const_allocation3.rs:6:2: 6:2
    }
}

alloc0 (static: FOO, size: 4, align: 4) {
    ╾─alloc9──╼                                     │ ╾──╼
}

alloc9 (size: 168, align: 1) {
    0x00 │ ab ab ab ab ab ab ab ab ab ab ab ab ab ab ab ab │ ................
    0x10 │ ab ab ab ab ab ab ab ab ab ab ab ab ╾─alloc4──╼ │ ............╾──╼
    0x20 │ 01 ef cd ab 00 00 00 00 00 00 00 00 00 00 00 00 │ ................
    0x30 │ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 │ ................
    0x40 │ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 │ ................
    0x50 │ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 │ ................
    0x60 │ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 │ ................
    0x70 │ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 │ ................
    0x80 │ 00 00 00 00 00 00 00 00 00 00 ╾─alloc6──╼ 00 00 │ ..........╾──╼..
    0x90 │ ╾─a7+0x63─╼ 00 00 00 00 00 00 00 00 00 00 00 00 │ ╾──╼............
    0xa0 │ 00 00 00 00 00 00 00 00                         │ ........
}

alloc4 (size: 4, align: 4) {
    2a 00 00 00                                     │ *...
}

alloc6 (fn: main)

alloc7 (size: 100, align: 1) {
    0x00 │ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 │ ................
    0x10 │ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 │ ................
    0x20 │ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 │ ................
    0x30 │ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 │ ................
    0x40 │ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 │ ................
    0x50 │ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 │ ................
    0x60 │ 00 00 00 00                                     │ ....
}