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