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https://github.com/rust-lang/rust.git
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109 lines
2.4 KiB
Diff
109 lines
2.4 KiB
Diff
- // MIR for `f` before ElaborateDrops
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+ // MIR for `f` after ElaborateDrops
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fn f() -> () {
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let mut _0: ();
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let mut _1: !;
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let _2: std::string::String;
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let _6: ();
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let mut _7: std::string::String;
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+ let mut _8: bool;
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scope 1 {
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debug _a => _2;
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let _3: i32;
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scope 2 {
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debug _b => _3;
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let _4: std::string::String;
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scope 3 {
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debug _c => _4;
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let _5: std::string::String;
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scope 4 {
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debug _d => _5;
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}
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}
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}
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}
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bb0: {
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+ _8 = const false;
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StorageLive(_2);
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_2 = String::new() -> [return: bb1, unwind: bb12];
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}
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bb1: {
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StorageLive(_3);
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_3 = const 12_i32;
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StorageLive(_4);
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_4 = String::new() -> [return: bb2, unwind: bb11];
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}
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bb2: {
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+ _8 = const true;
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StorageLive(_5);
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_5 = String::new() -> [return: bb3, unwind: bb10];
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}
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bb3: {
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StorageLive(_6);
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StorageLive(_7);
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+ _8 = const false;
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_7 = move _4;
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_6 = std::mem::drop::<String>(move _7) -> [return: bb4, unwind: bb8];
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}
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bb4: {
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StorageDead(_7);
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StorageDead(_6);
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drop(_5) -> [return: bb5, unwind: bb10];
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}
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bb5: {
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StorageDead(_5);
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- drop(_4) -> [return: bb6, unwind: bb11];
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+ goto -> bb6;
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}
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bb6: {
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+ _8 = const false;
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StorageDead(_4);
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StorageDead(_3);
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drop(_2) -> [return: bb7, unwind: bb12];
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}
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bb7: {
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StorageDead(_2);
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tailcall g();
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}
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bb8 (cleanup): {
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- drop(_7) -> [return: bb9, unwind terminate(cleanup)];
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+ goto -> bb9;
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}
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bb9 (cleanup): {
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drop(_5) -> [return: bb10, unwind terminate(cleanup)];
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}
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bb10 (cleanup): {
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- drop(_4) -> [return: bb11, unwind terminate(cleanup)];
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+ goto -> bb14;
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}
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bb11 (cleanup): {
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drop(_2) -> [return: bb12, unwind terminate(cleanup)];
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}
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bb12 (cleanup): {
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resume;
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+ }
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+
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+ bb13 (cleanup): {
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+ drop(_4) -> [return: bb11, unwind terminate(cleanup)];
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+ }
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+
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+ bb14 (cleanup): {
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+ switchInt(_8) -> [0: bb11, otherwise: bb13];
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}
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}
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