1 - // MIR for `change_loop_body` before ConstProp
2 + // MIR for `change_loop_body` after ConstProp
4 fn change_loop_body() -> () {
5 let mut _0: (); // return place in scope 0 at $DIR/while_let_loops.rs:+0:27: +0:27
6 let mut _1: i32; // in scope 0 at $DIR/while_let_loops.rs:+1:9: +1:15
7 let mut _2: std::option::Option<u32>; // in scope 0 at $DIR/while_let_loops.rs:+2:28: +2:32
8 let mut _3: isize; // in scope 0 at $DIR/while_let_loops.rs:+2:15: +2:25
10 debug _x => _1; // in scope 1 at $DIR/while_let_loops.rs:+1:9: +1:15
16 StorageLive(_1); // scope 0 at $DIR/while_let_loops.rs:+1:9: +1:15
17 _1 = const 0_i32; // scope 0 at $DIR/while_let_loops.rs:+1:18: +1:19
18 StorageLive(_2); // scope 2 at $DIR/while_let_loops.rs:+2:28: +2:32
19 _2 = Option::<u32>::None; // scope 2 at $DIR/while_let_loops.rs:+2:28: +2:32
20 - _3 = discriminant(_2); // scope 2 at $DIR/while_let_loops.rs:+2:15: +2:25
21 - switchInt(move _3) -> [1: bb1, otherwise: bb3]; // scope 2 at $DIR/while_let_loops.rs:+2:15: +2:25
22 + _3 = const 0_isize; // scope 2 at $DIR/while_let_loops.rs:+2:15: +2:25
23 + switchInt(const 0_isize) -> [1: bb1, otherwise: bb3]; // scope 2 at $DIR/while_let_loops.rs:+2:15: +2:25
27 switchInt(((_2 as Some).0: u32)) -> [0: bb2, otherwise: bb3]; // scope 2 at $DIR/while_let_loops.rs:+2:15: +2:25
31 _1 = const 1_i32; // scope 2 at $DIR/while_let_loops.rs:+3:9: +3:15
32 goto -> bb4; // scope 2 at $DIR/while_let_loops.rs:+4:9: +4:14
36 goto -> bb4; // scope 1 at no-location
40 StorageDead(_2); // scope 1 at $DIR/while_let_loops.rs:+5:5: +5:6
41 StorageDead(_1); // scope 0 at $DIR/while_let_loops.rs:+6:1: +6:2
42 return; // scope 0 at $DIR/while_let_loops.rs:+6:2: +6:2