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Add regression test for #80062 #80513

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Dec 31, 2020
Merged

Add regression test for #80062 #80513

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10 changes: 10 additions & 0 deletions src/test/ui/const-generics/issues/issue-80062.rs
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Original file line number Diff line number Diff line change
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// Regression test for issue #80062 (fixed by `min_const_generics`)

fn sof<T>() -> T { unimplemented!() }

fn test<T>() {
let _: [u8; sof::<T>()];
//~^ ERROR generic parameters may not be used in const operations
}

fn main() {}
11 changes: 11 additions & 0 deletions src/test/ui/const-generics/issues/issue-80062.stderr
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error: generic parameters may not be used in const operations
--> $DIR/issue-80062.rs:6:23
|
LL | let _: [u8; sof::<T>()];
| ^ cannot perform const operation using `T`
|
= note: type parameters may not be used in const expressions
= help: use `#![feature(const_generics)]` and `#![feature(const_evaluatable_checked)]` to allow generic const expressions

error: aborting due to previous error