1bd490113c
some optimization is behaving slightly differently on box derefs after this change, but the difference is irrelevant
52 lines
1.5 KiB
Diff
52 lines
1.5 KiB
Diff
- // MIR for `call` before Inline
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+ // MIR for `call` after Inline
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fn call(_1: Box<dyn Fn(i32)>) -> () {
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debug x => _1;
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let mut _0: ();
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let _2: ();
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let mut _3: &std::boxed::Box<dyn std::ops::Fn(i32)>;
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let mut _4: (i32,);
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+ scope 1 (inlined <Box<dyn Fn(i32)> as Fn<(i32,)>>::call) {
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+ let mut _5: &dyn std::ops::Fn(i32);
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+ let mut _6: *const dyn std::ops::Fn(i32);
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+ let mut _7: std::ptr::NonNull<dyn std::ops::Fn(i32)>;
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+ }
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bb0: {
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StorageLive(_2);
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StorageLive(_3);
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_3 = &_1;
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StorageLive(_4);
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_4 = (const 1_i32,);
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- _2 = <Box<dyn Fn(i32)> as Fn<(i32,)>>::call(move _3, move _4) -> [return: bb1, unwind unreachable];
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+ StorageLive(_6);
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+ StorageLive(_7);
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+ StorageLive(_5);
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+ _7 = copy (((*_3).0: std::ptr::Unique<dyn std::ops::Fn(i32)>).0: std::ptr::NonNull<dyn std::ops::Fn(i32)>);
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+ _6 = copy _7 as *const dyn std::ops::Fn(i32) (Transmute);
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+ _5 = &(*_6);
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+ _2 = <dyn Fn(i32) as Fn<(i32,)>>::call(move _5, move _4) -> [return: bb2, unwind unreachable];
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}
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bb1: {
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+ return;
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+ }
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+
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+ bb2: {
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+ StorageDead(_5);
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+ StorageDead(_7);
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+ StorageDead(_6);
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StorageDead(_4);
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StorageDead(_3);
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StorageDead(_2);
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_0 = const ();
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- drop(_1) -> [return: bb2, unwind unreachable];
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- }
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-
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- bb2: {
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- return;
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+ drop(_1) -> [return: bb1, unwind unreachable];
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}
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}
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