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26 lines
678 B
Rust
26 lines
678 B
Rust
// Checks what happens when formatting the panic message panics.
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//@ run-fail
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//@ exec-env:RUST_BACKTRACE=0
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//@ check-run-results
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//@ error-pattern: panicked while processing panic
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//@ normalize-stderr-test: "\n +[0-9]+:[^\n]+" -> ""
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//@ normalize-stderr-test: "\n +at [^\n]+" -> ""
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//@ normalize-stderr-test: "(core/src/panicking\.rs):[0-9]+:[0-9]+" -> "$1:$$LINE:$$COL"
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//@ ignore-emscripten "RuntimeError" junk in output
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use std::fmt::{Display, self};
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struct MyStruct;
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impl Display for MyStruct {
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fn fmt(&self, _: &mut fmt::Formatter<'_>) -> fmt::Result {
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todo!()
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}
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}
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fn main() {
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let instance = MyStruct;
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panic!("this is wrong: {}", instance);
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}
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