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