//@ edition: 2021 // Regression test for . // 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!(); } }