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Rollup merge of rust-lang#73070 - ayazhafiz:i/72819, r=nikomatsakis
Add regression test for const generic ICE in rust-lang#72819 Closes rust-lang#72819
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src/test/ui/const-generics/issues/issue-72819-generic-in-const-eval.rs
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// Regression test for #72819: ICE due to failure in resolving the const generic in `Arr`'s type | ||
// bounds. | ||
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#![feature(const_generics)] | ||
#![allow(incomplete_features)] | ||
struct Arr<const N: usize> | ||
where Assert::<{N < usize::max_value() / 2}>: IsTrue, | ||
//~^ ERROR constant expression depends on a generic parameter | ||
{ | ||
} | ||
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enum Assert<const CHECK: bool> {} | ||
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trait IsTrue {} | ||
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impl IsTrue for Assert<true> {} | ||
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fn main() { | ||
let x: Arr<{usize::max_value()}> = Arr {}; | ||
} |
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src/test/ui/const-generics/issues/issue-72819-generic-in-const-eval.stderr
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error: constant expression depends on a generic parameter | ||
--> $DIR/issue-72819-generic-in-const-eval.rs:7:47 | ||
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LL | where Assert::<{N < usize::max_value() / 2}>: IsTrue, | ||
| ^^^^^^ | ||
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= note: this may fail depending on what value the parameter takes | ||
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error: aborting due to previous error | ||
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