21 lines
796 B
Plaintext
21 lines
796 B
Plaintext
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error[E0277]: `F` cannot be sent between threads safely
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--> $DIR/closure-bounds-cant-promote-superkind-in-struct.rs:15:1
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LL | / fn foo<F>(blk: F) -> X<F> where F: FnOnce() + 'static {
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LL | | //~^ ERROR `F` cannot be sent between threads safely
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LL | | return X { field: blk };
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LL | | }
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| |_^ `F` cannot be sent between threads safely
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= help: the trait `std::marker::Send` is not implemented for `F`
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= help: consider adding a `where F: std::marker::Send` bound
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note: required by `X`
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--> $DIR/closure-bounds-cant-promote-superkind-in-struct.rs:11:1
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LL | struct X<F> where F: FnOnce() + 'static + Send {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: aborting due to previous error
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For more information about this error, try `rustc --explain E0277`.
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