mirror of https://github.com/rust-lang/rust
21 lines
424 B
Rust
21 lines
424 B
Rust
// Test that niche finding works with captured coroutine upvars.
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//@ run-pass
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#![feature(coroutines, stmt_expr_attributes)]
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use std::mem::size_of_val;
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fn take<T>(_: T) {}
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fn main() {
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let x = false;
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let gen1 = #[coroutine] || {
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yield;
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take(x);
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};
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// FIXME(#63818): niches in coroutines are disabled. Should be `assert_eq`.
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assert_ne!(size_of_val(&gen1), size_of_val(&Some(gen1)));
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}
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