27 lines
1.2 KiB
Plaintext
27 lines
1.2 KiB
Plaintext
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error[E0277]: the size for values of type `(dyn Foo + 'static)` cannot be known at compilation time
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--> $DIR/issue-111932.rs:4:20
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LL | foos.for_each(|foo| {
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| ^^^ doesn't have a size known at compile-time
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= help: the trait `Sized` is not implemented for `(dyn Foo + 'static)`
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= note: all function arguments must have a statically known size
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= help: unsized fn params are gated as an unstable feature
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error[E0277]: the size for values of type `dyn Foo` cannot be known at compilation time
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--> $DIR/issue-111932.rs:5:26
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LL | println!("{:?}", foo);
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| ---- ^^^ doesn't have a size known at compile-time
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| required by a bound introduced by this call
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= help: the trait `Sized` is not implemented for `dyn Foo`
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note: required by a bound in `core::fmt::rt::Argument::<'a>::new_debug`
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--> $SRC_DIR/core/src/fmt/rt.rs:LL:COL
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= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0277`.
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