src/test/ui/macros/unreachable-format-arg.rs


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// run-fail
// ignore-emscripten no processes

// revisions: edition_2015 edition_2021
// [edition_2015]edition:2015
// [edition_2021]edition:2021
// [edition_2015]error-pattern:internal error: entered unreachable code: x is {x}
// [edition_2021]error-pattern:internal error: entered unreachable code: x is 5

#![allow(non_fmt_panics)]

fn main() {
    let x = 5;
    unreachable!("x is {x}");
}