rust/tests/ui/layout/unknown-when-ptr-metadata-is-DST.rs
FedericoBruzzone cef97bce7b Add TooGeneric variant to LayoutError and emit Unknown one
- `check-pass` test for a MRE of #135020
- fail test for #135138
- switch to `TooGeneric` for checking CMSE fn signatures
- switch to `TooGeneric` for compute `SizeSkeleton` (for transmute)
- fix broken tests
2025-01-27 00:37:34 +01:00

13 lines
236 B
Rust

#![feature(ptr_metadata)]
#![feature(trivial_bounds)]
fn return_str()
where
str: std::ptr::Pointee<Metadata = str>,
{
[(); { let _a: Option<&str> = None; 0 }];
//~^ ERROR evaluation of constant value failed
}
fn main() {}