rust/tests/mir-opt/simple_option_map_e2e.ezmap.PreCodegen.after.mir

// MIR for `ezmap` after PreCodegen

fn ezmap(_1: Option<i32>) -> Option<i32> {
    debug x => _1;                       // in scope 0 at $DIR/simple_option_map_e2e.rs:+0:14: +0:15
    let mut _0: std::option::Option<i32>; // return place in scope 0 at $DIR/simple_option_map_e2e.rs:+0:33: +0:44
    let mut _2: [closure@$DIR/simple_option_map_e2e.rs:14:12: 14:15]; // in scope 0 at $DIR/simple_option_map_e2e.rs:+1:12: +1:21
    scope 1 (inlined map::<i32, i32, [closure@$DIR/simple_option_map_e2e.rs:14:12: 14:15]>) { // at $DIR/simple_option_map_e2e.rs:14:5: 14:22
        debug slf => _1;                 // in scope 1 at $DIR/simple_option_map_e2e.rs:2:17: 2:20
        debug f => _2;                   // in scope 1 at $DIR/simple_option_map_e2e.rs:2:33: 2:34
        let mut _3: isize;               // in scope 1 at $DIR/simple_option_map_e2e.rs:7:9: 7:16
        let _4: i32;                     // in scope 1 at $DIR/simple_option_map_e2e.rs:7:14: 7:15
        let mut _5: i32;                 // in scope 1 at $DIR/simple_option_map_e2e.rs:7:25: 7:29
        scope 2 {
            debug x => _4;               // in scope 2 at $DIR/simple_option_map_e2e.rs:7:14: 7:15
            scope 3 (inlined ezmap::{closure#0}) { // at $DIR/simple_option_map_e2e.rs:7:25: 7:29
                debug n => _4;           // in scope 3 at $DIR/simple_option_map_e2e.rs:+1:13: +1:14
            }
        }
    }

    bb0: {
        StorageLive(_2);                 // scope 0 at $DIR/simple_option_map_e2e.rs:+1:12: +1:21
        _3 = discriminant(_1);           // scope 1 at $DIR/simple_option_map_e2e.rs:6:11: 6:14
        switchInt(move _3) -> [0: bb1, 1: bb3, otherwise: bb2]; // scope 1 at $DIR/simple_option_map_e2e.rs:6:5: 6:14
    }

    bb1: {
        _0 = Option::<i32>::None;        // scope 1 at $DIR/simple_option_map_e2e.rs:8:17: 8:21
        goto -> bb4;                     // scope 1 at $DIR/simple_option_map_e2e.rs:8:17: 8:21
    }

    bb2: {
        unreachable;                     // scope 1 at $DIR/simple_option_map_e2e.rs:6:11: 6:14
    }

    bb3: {
        _4 = ((_1 as Some).0: i32);      // scope 1 at $DIR/simple_option_map_e2e.rs:7:14: 7:15
        StorageLive(_5);                 // scope 2 at $DIR/simple_option_map_e2e.rs:7:25: 7:29
        _5 = Add(_4, const 1_i32);       // scope 3 at $DIR/simple_option_map_e2e.rs:+1:16: +1:21
        _0 = Option::<i32>::Some(move _5); // scope 2 at $DIR/simple_option_map_e2e.rs:7:20: 7:30
        StorageDead(_5);                 // scope 2 at $DIR/simple_option_map_e2e.rs:7:29: 7:30
        goto -> bb4;                     // scope 1 at $DIR/simple_option_map_e2e.rs:10:1: 10:2
    }

    bb4: {
        StorageDead(_2);                 // scope 0 at $DIR/simple_option_map_e2e.rs:+1:21: +1:22
        return;                          // scope 0 at $DIR/simple_option_map_e2e.rs:+2:2: +2:2
    }
}