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Rollup merge of #62707 - JohnTitor:add-test-for-61922, r=tmandry

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Add tests for overlapping explicitly dropped locals in generators

Closes #62686

r? @tmandry
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Mazdak Farrokhzad 2019-07-25 23:20:58 +02:00 committed by GitHub
commit 6f0e57fb1d
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12
src/test/run-pass/generator/size-moved-locals.rs
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@ -56,8 +56,20 @@ fn overlap_move_points() -> impl Generator<Yield = (), Return = ()> {
}
}
fn overlap_x_and_y() -> impl Generator<Yield = (), Return = ()>{
static || {
let x = Foo([0; FOO_SIZE]);
yield;
drop(x);
let y = Foo([0; FOO_SIZE]);
yield;
drop(y);
}
}
fn main() {
assert_eq!(1028, std::mem::size_of_val(&move_before_yield()));
assert_eq!(1032, std::mem::size_of_val(&move_before_yield_with_noop()));
assert_eq!(2056, std::mem::size_of_val(&overlap_move_points()));
assert_eq!(1032, std::mem::size_of_val(&overlap_x_and_y()));
}