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- // MIR for `foo` before MatchBranchSimplification
+ // MIR for `foo` after MatchBranchSimplification
fn foo(_1: Option<()>) -> () {
debug bar => _1; // in scope 0 at $DIR/matches_reduce_branches.rs:+0:8: +0:11
let mut _0: (); // return place in scope 0 at $DIR/matches_reduce_branches.rs:+0:25: +0:25
let mut _2: bool; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
let mut _3: isize; // in scope 0 at $DIR/matches_reduce_branches.rs:+1:22: +1:26
+ let mut _4: isize; // in scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
bb0: {
StorageLive(_2); // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
_3 = discriminant(_1); // scope 0 at $DIR/matches_reduce_branches.rs:+1:17: +1:20
- switchInt(move _3) -> [0: bb2, otherwise: bb1]; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
+ StorageLive(_4); // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
+ _4 = move _3; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
+ _2 = Eq(_4, const 0_isize); // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
+ StorageDead(_4); // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
+ switchInt(move _2) -> [0: bb2, otherwise: bb1]; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
}
bb1: {
- _2 = const false; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
- goto -> bb3; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
- }
-
- bb2: {
- _2 = const true; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
- goto -> bb3; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
- }
-
- bb3: {
- switchInt(move _2) -> [0: bb5, otherwise: bb4]; // scope 0 at $SRC_DIR/core/src/macros/mod.rs:LL:COL
- }
-
- bb4: {
Deinit(_0); // scope 0 at $DIR/matches_reduce_branches.rs:+2:9: +2:11
- goto -> bb6; // scope 0 at $DIR/matches_reduce_branches.rs:+1:5: +3:6
+ goto -> bb3; // scope 0 at $DIR/matches_reduce_branches.rs:+1:5: +3:6
}
- bb5: {
+ bb2: {
_0 = const (); // scope 0 at $DIR/matches_reduce_branches.rs:+3:6: +3:6
- goto -> bb6; // scope 0 at $DIR/matches_reduce_branches.rs:+1:5: +3:6
+ goto -> bb3; // scope 0 at $DIR/matches_reduce_branches.rs:+1:5: +3:6
}
- bb6: {
+ bb3: {
StorageDead(_2); // scope 0 at $DIR/matches_reduce_branches.rs:+3:5: +3:6
return; // scope 0 at $DIR/matches_reduce_branches.rs:+4:2: +4:2
}
}
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