mirror of https://github.com/rust-lang/rust.git
76 lines
4.0 KiB
Diff
76 lines
4.0 KiB
Diff
- // MIR for `foo` before DestinationPropagation
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+ // MIR for `foo` after DestinationPropagation
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fn foo() -> i32 {
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let mut _0: i32; // return place in scope 0 at $DIR/branch.rs:+0:13: +0:16
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let _1: i32; // in scope 0 at $DIR/branch.rs:+1:9: +1:10
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let mut _3: bool; // in scope 0 at $DIR/branch.rs:+3:16: +3:22
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let _4: i32; // in scope 0 at $DIR/branch.rs:+6:9: +6:14
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scope 1 {
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- debug x => _1; // in scope 1 at $DIR/branch.rs:+1:9: +1:10
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+ debug x => _0; // in scope 1 at $DIR/branch.rs:+1:9: +1:10
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let _2: i32; // in scope 1 at $DIR/branch.rs:+3:9: +3:10
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scope 2 {
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- debug y => _2; // in scope 2 at $DIR/branch.rs:+3:9: +3:10
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+ debug y => _0; // in scope 2 at $DIR/branch.rs:+3:9: +3:10
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}
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}
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bb0: {
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- StorageLive(_1); // scope 0 at $DIR/branch.rs:+1:9: +1:10
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- _1 = val() -> bb1; // scope 0 at $DIR/branch.rs:+1:13: +1:18
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+ nop; // scope 0 at $DIR/branch.rs:+1:9: +1:10
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+ _0 = val() -> bb1; // scope 0 at $DIR/branch.rs:+1:13: +1:18
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// mir::Constant
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// + span: $DIR/branch.rs:14:13: 14:16
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// + literal: Const { ty: fn() -> i32 {val}, val: Value(<ZST>) }
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}
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bb1: {
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- StorageLive(_2); // scope 1 at $DIR/branch.rs:+3:9: +3:10
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+ nop; // scope 1 at $DIR/branch.rs:+3:9: +3:10
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StorageLive(_3); // scope 1 at $DIR/branch.rs:+3:16: +3:22
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_3 = cond() -> bb2; // scope 1 at $DIR/branch.rs:+3:16: +3:22
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// mir::Constant
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// + span: $DIR/branch.rs:16:16: 16:20
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// + literal: Const { ty: fn() -> bool {cond}, val: Value(<ZST>) }
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}
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bb2: {
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switchInt(move _3) -> [0: bb4, otherwise: bb3]; // scope 1 at $DIR/branch.rs:+3:16: +3:22
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}
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bb3: {
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- _2 = _1; // scope 1 at $DIR/branch.rs:+4:9: +4:10
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+ nop; // scope 1 at $DIR/branch.rs:+4:9: +4:10
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goto -> bb6; // scope 1 at $DIR/branch.rs:+3:13: +8:6
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}
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bb4: {
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StorageLive(_4); // scope 1 at $DIR/branch.rs:+6:9: +6:14
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_4 = val() -> bb5; // scope 1 at $DIR/branch.rs:+6:9: +6:14
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// mir::Constant
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// + span: $DIR/branch.rs:19:9: 19:12
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// + literal: Const { ty: fn() -> i32 {val}, val: Value(<ZST>) }
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}
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bb5: {
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StorageDead(_4); // scope 1 at $DIR/branch.rs:+6:14: +6:15
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- _2 = _1; // scope 1 at $DIR/branch.rs:+7:9: +7:10
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+ nop; // scope 1 at $DIR/branch.rs:+7:9: +7:10
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goto -> bb6; // scope 1 at $DIR/branch.rs:+3:13: +8:6
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}
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bb6: {
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StorageDead(_3); // scope 1 at $DIR/branch.rs:+8:5: +8:6
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- _0 = _2; // scope 2 at $DIR/branch.rs:+10:5: +10:6
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- StorageDead(_2); // scope 1 at $DIR/branch.rs:+11:1: +11:2
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- StorageDead(_1); // scope 0 at $DIR/branch.rs:+11:1: +11:2
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+ nop; // scope 2 at $DIR/branch.rs:+10:5: +10:6
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+ nop; // scope 1 at $DIR/branch.rs:+11:1: +11:2
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+ nop; // scope 0 at $DIR/branch.rs:+11:1: +11:2
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return; // scope 0 at $DIR/branch.rs:+11:2: +11:2
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}
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}
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