rust/tests/coverage/macro_name_span.rs

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// edition: 2021
// Regression test for <https://github.com/rust-lang/rust/issues/117788>.
// Under some circumstances, the heuristics that detect macro name spans can
// get confused and produce incorrect spans beyond the bounds of the span
// being processed.
// aux-build: macro_name_span_helper.rs
extern crate macro_name_span_helper;
fn main() {
affected_function();
}
macro_rules! macro_with_an_unreasonably_and_egregiously_long_name {
() => {
println!("hello");
};
}
macro_name_span_helper::macro_that_defines_a_function! {
fn affected_function() {
macro_with_an_unreasonably_and_egregiously_long_name!();
}
}