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// MIR for `main` before ElaborateDrops
fn main() -> () {
let mut _0: (); // return place in scope 0 at $DIR/box_expr.rs:+0:11: +0:11
let _1: std::boxed::Box<S>; // in scope 0 at $DIR/box_expr.rs:+1:9: +1:10
let mut _2: usize; // in scope 0 at $DIR/box_expr.rs:+2:5: +2:23
let mut _3: usize; // in scope 0 at $DIR/box_expr.rs:+2:5: +2:23
let mut _4: *mut u8; // in scope 0 at $DIR/box_expr.rs:+2:5: +2:23
let mut _5: std::boxed::Box<S>; // in scope 0 at $DIR/box_expr.rs:+2:5: +2:23
let _6: (); // in scope 0 at $DIR/box_expr.rs:+3:5: +3:12
let mut _7: std::boxed::Box<S>; // in scope 0 at $DIR/box_expr.rs:+3:10: +3:11
scope 1 {
debug x => _1; // in scope 1 at $DIR/box_expr.rs:+1:9: +1:10
}
scope 2 {
}
bb0: {
StorageLive(_1); // scope 0 at $DIR/box_expr.rs:+1:9: +1:10
_2 = SizeOf(S); // scope 2 at $DIR/box_expr.rs:+2:5: +2:23
_3 = AlignOf(S); // scope 2 at $DIR/box_expr.rs:+2:5: +2:23
_4 = alloc::alloc::exchange_malloc(move _2, move _3) -> bb1; // scope 2 at $DIR/box_expr.rs:+2:5: +2:23
// mir::Constant
// + span: $DIR/box_expr.rs:8:5: 8:23
// + literal: Const { ty: unsafe fn(usize, usize) -> *mut u8 {alloc::alloc::exchange_malloc}, val: Value(<ZST>) }
}
bb1: {
StorageLive(_5); // scope 0 at $DIR/box_expr.rs:+2:5: +2:23
_5 = ShallowInitBox(move _4, S); // scope 0 at $DIR/box_expr.rs:+2:5: +2:23
(*_5) = S::new() -> [return: bb2, unwind: bb8]; // scope 0 at $DIR/box_expr.rs:+2:14: +2:22
// mir::Constant
// + span: $DIR/box_expr.rs:8:14: 8:20
// + literal: Const { ty: fn() -> S {S::new}, val: Value(<ZST>) }
}
bb2: {
_1 = move _5; // scope 0 at $DIR/box_expr.rs:+2:5: +2:23
drop(_5) -> bb3; // scope 0 at $DIR/box_expr.rs:+2:22: +2:23
}
bb3: {
StorageDead(_5); // scope 0 at $DIR/box_expr.rs:+2:22: +2:23
StorageLive(_6); // scope 1 at $DIR/box_expr.rs:+3:5: +3:12
StorageLive(_7); // scope 1 at $DIR/box_expr.rs:+3:10: +3:11
_7 = move _1; // scope 1 at $DIR/box_expr.rs:+3:10: +3:11
_6 = std::mem::drop::<Box<S>>(move _7) -> [return: bb4, unwind: bb6]; // scope 1 at $DIR/box_expr.rs:+3:5: +3:12
// mir::Constant
// + span: $DIR/box_expr.rs:9:5: 9:9
// + literal: Const { ty: fn(Box<S>) {std::mem::drop::<Box<S>>}, val: Value(<ZST>) }
}
bb4: {
StorageDead(_7); // scope 1 at $DIR/box_expr.rs:+3:11: +3:12
StorageDead(_6); // scope 1 at $DIR/box_expr.rs:+3:12: +3:13
_0 = const (); // scope 0 at $DIR/box_expr.rs:+0:11: +4:2
drop(_1) -> bb5; // scope 0 at $DIR/box_expr.rs:+4:1: +4:2
}
bb5: {
StorageDead(_1); // scope 0 at $DIR/box_expr.rs:+4:1: +4:2
return; // scope 0 at $DIR/box_expr.rs:+4:2: +4:2
}
bb6 (cleanup): {
drop(_7) -> [return: bb7, unwind terminate]; // scope 1 at $DIR/box_expr.rs:+3:11: +3:12
}
bb7 (cleanup): {
drop(_1) -> [return: bb9, unwind terminate]; // scope 0 at $DIR/box_expr.rs:+4:1: +4:2
}
bb8 (cleanup): {
drop(_5) -> [return: bb9, unwind terminate]; // scope 0 at $DIR/box_expr.rs:+2:22: +2:23
}
bb9 (cleanup): {
resume; // scope 0 at $DIR/box_expr.rs:+0:1: +4:2
}
}
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