New upstream version 1.52.0~beta.3+dfsg1

[rustc.git] / src / test / mir-opt / simplify_try.try_identity.SimplifyBranchSame.after.mir

// MIR for `try_identity` after SimplifyBranchSame

fn try_identity(_1: Result<u32, i32>) -> Result<u32, i32> {
    debug x => _1;                       // in scope 0 at $DIR/simplify_try.rs:7:17: 7:18
    let mut _0: std::result::Result<u32, i32>; // return place in scope 0 at $DIR/simplify_try.rs:7:41: 7:57
    let _2: u32;                         // in scope 0 at $DIR/simplify_try.rs:8:9: 8:10
    let mut _3: std::result::Result<u32, i32>; // in scope 0 at $DIR/simplify_try.rs:8:13: 8:15
    let mut _4: std::result::Result<u32, i32>; // in scope 0 at $DIR/simplify_try.rs:8:13: 8:14
    let mut _5: isize;                   // in scope 0 at $DIR/simplify_try.rs:8:14: 8:15
    let _6: i32;                         // in scope 0 at $DIR/simplify_try.rs:8:14: 8:15
    let mut _7: !;                       // in scope 0 at $DIR/simplify_try.rs:8:14: 8:15
    let mut _8: i32;                     // in scope 0 at $DIR/simplify_try.rs:8:14: 8:15
    let mut _9: i32;                     // in scope 0 at $DIR/simplify_try.rs:8:14: 8:15
    let _10: u32;                        // in scope 0 at $DIR/simplify_try.rs:8:13: 8:15
    let mut _11: u32;                    // in scope 0 at $DIR/simplify_try.rs:9:8: 9:9
    scope 1 {
        debug y => ((_0 as Ok).0: u32);  // in scope 1 at $DIR/simplify_try.rs:8:9: 8:10
    }
    scope 2 {
        debug err => ((_0 as Err).0: i32); // in scope 2 at $DIR/simplify_try.rs:8:14: 8:15
        scope 3 {
            scope 7 (inlined <i32 as From<i32>>::from) { // at $DIR/simplify_try.rs:8:14: 8:15
                debug t => ((_0 as Err).0: i32); // in scope 7 at $DIR/simplify_try.rs:8:14: 8:15
            }
            scope 8 (inlined <Result<u32, i32> as Try>::from_error) { // at $DIR/simplify_try.rs:8:13: 8:15
                debug v => ((_0 as Err).0: i32); // in scope 8 at $DIR/simplify_try.rs:8:13: 8:15
                let mut _12: i32;        // in scope 8 at $DIR/simplify_try.rs:8:13: 8:15
            }
        }
    }
    scope 4 {
        debug val => ((_0 as Ok).0: u32); // in scope 4 at $DIR/simplify_try.rs:8:13: 8:15
        scope 5 {
        }
    }
    scope 6 (inlined <Result<u32, i32> as Try>::into_result) { // at $DIR/simplify_try.rs:8:13: 8:15
        debug self => _4;                // in scope 6 at $DIR/simplify_try.rs:8:13: 8:15
    }

    bb0: {
        StorageLive(_2);                 // scope 0 at $DIR/simplify_try.rs:8:9: 8:10
        StorageLive(_3);                 // scope 0 at $DIR/simplify_try.rs:8:13: 8:15
        StorageLive(_4);                 // scope 0 at $DIR/simplify_try.rs:8:13: 8:14
        _4 = _1;                         // scope 0 at $DIR/simplify_try.rs:8:13: 8:14
        _3 = move _4;                    // scope 6 at $DIR/simplify_try.rs:8:13: 8:15
        StorageDead(_4);                 // scope 0 at $DIR/simplify_try.rs:8:14: 8:15
        _5 = discriminant(_3);           // scope 0 at $DIR/simplify_try.rs:8:14: 8:15
        goto -> bb1;                     // scope 0 at $DIR/simplify_try.rs:8:14: 8:15
    }

    bb1: {
        _0 = move _3;                    // scope 1 at $DIR/simplify_try.rs:9:5: 9:10
        StorageDead(_3);                 // scope 0 at $DIR/simplify_try.rs:8:15: 8:16
        StorageDead(_2);                 // scope 0 at $DIR/simplify_try.rs:10:1: 10:2
        return;                          // scope 0 at $DIR/simplify_try.rs:10:2: 10:2
    }
}