1 - // MIR for `foo` before MatchBranchSimplification
2 + // MIR for `foo` after MatchBranchSimplification
4 fn foo(_1: Option<()>) -> () {
5 debug bar => _1; // in scope 0 at $DIR/matches_reduce_branches.rs:+0:8: +0:11
6 let mut _0: (); // return place in scope 0 at $DIR/matches_reduce_branches.rs:+0:25: +0:25
7 let mut _2: bool; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
8 let mut _3: isize; // in scope 0 at $DIR/matches_reduce_branches.rs:+1:22: +1:26
9 + let mut _4: isize; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
12 StorageLive(_2); // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
13 _3 = discriminant(_1); // scope 0 at $DIR/matches_reduce_branches.rs:+1:17: +1:20
14 - switchInt(move _3) -> [0_isize: bb2, otherwise: bb1]; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
15 + StorageLive(_4); // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
16 + _4 = move _3; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
17 + _2 = Eq(_4, const 0_isize); // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
18 + StorageDead(_4); // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
19 + switchInt(move _2) -> [false: bb2, otherwise: bb1]; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
23 - _2 = const false; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
24 - goto -> bb3; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
28 - _2 = const true; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
29 - goto -> bb3; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
33 - switchInt(move _2) -> [false: bb5, otherwise: bb4]; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
37 Deinit(_0); // scope 0 at $DIR/matches_reduce_branches.rs:+2:9: +2:11
38 - goto -> bb6; // scope 0 at $DIR/matches_reduce_branches.rs:+1:5: +3:6
39 + goto -> bb3; // scope 0 at $DIR/matches_reduce_branches.rs:+1:5: +3:6
44 _0 = const (); // scope 0 at $DIR/matches_reduce_branches.rs:+3:6: +3:6
45 - goto -> bb6; // scope 0 at $DIR/matches_reduce_branches.rs:+1:5: +3:6
46 + goto -> bb3; // scope 0 at $DIR/matches_reduce_branches.rs:+1:5: +3:6
51 StorageDead(_2); // scope 0 at $DIR/matches_reduce_branches.rs:+3:5: +3:6
52 return; // scope 0 at $DIR/matches_reduce_branches.rs:+4:2: +4:2