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Add test for issue-56445

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Yuki Okushi 2020-07-26 18:54:24 +09:00
parent 461707c5a1
commit 832d0a7667
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12
src/test/ui/const-generics/issues/issue-56445.rs Normal file
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@ -0,0 +1,12 @@
// Regression test for https://github.com/rust-lang/rust/issues/56445#issuecomment-518402995.
#![feature(const_generics)]
//~^ WARN: the feature `const_generics` is incomplete
#![crate_type = "lib"]
use std::marker::PhantomData;
struct Bug<'a, const S: &'a str>(PhantomData<&'a ()>);
//~^ ERROR: use of non-static lifetime `'a` in const generic
impl Bug<'_, ""> {}

20
src/test/ui/const-generics/issues/issue-56445.stderr Normal file
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warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes
--> $DIR/issue-56445.rs:3:12
|
LL | #![feature(const_generics)]
| ^^^^^^^^^^^^^^
|
= note: `#[warn(incomplete_features)]` on by default
= note: see issue #44580 <https://github.com/rust-lang/rust/issues/44580> for more information
error[E0771]: use of non-static lifetime `'a` in const generic
--> $DIR/issue-56445.rs:9:26
|
LL | struct Bug<'a, const S: &'a str>(PhantomData<&'a ()>);
| ^^
|
= note: for more information, see issue #74052 <https://github.com/rust-lang/rust/issues/74052>
error: aborting due to previous error; 1 warning emitted
For more information about this error, try `rustc --explain E0771`.