| LL| |#![feature(coverage_attribute)] | |
| LL| |//@ edition: 2021 | |
| LL| | | |
| LL| |// Test that coverage instrumentation can gracefully handle functions that end | |
| LL| |// up having no relevant spans, without crashing the compiler or causing | |
| LL| |// `llvm-cov` to fail. | |
| LL| |// | |
| LL| |// This was originally a regression test for issues such as #118643 and #118662. | |
| LL| | | |
| LL| 1|fn main() { | |
| LL| 1| affected_function()(); | |
| LL| 1|} | |
| LL| | | |
| LL| |macro_rules! macro_that_defines_a_function { | |
| LL| | (fn $name:ident () $body:tt) => { | |
| LL| | fn $name () -> impl Fn() $body | |
| LL| | } | |
| LL| |} | |
| LL| | | |
| LL| |macro_that_defines_a_function! { | |
| LL| 1| fn affected_function() { | |
| LL| | || () | |
| LL| | } | |
| LL| |} | |