| // Test that #[inline] functions still get inlined across compilation unit |
| // boundaries. Compilation should produce three IR files, but only the two |
| // compilation units that have a usage of the #[inline] function should |
| // contain a definition. Also, the non-#[inline] function should be defined |
| // in only one compilation unit. |
| // See https://github.com/rust-lang/rust/pull/16367 |
| |
| use run_make_support::{count_regex_matches_in_files_with_extension, regex, rustc}; |
| |
| fn main() { |
| rustc().input("foo.rs").emit("llvm-ir").codegen_units(3).arg("-Zinline-in-all-cgus").run(); |
| let re = regex::Regex::new(r#"define\ i32\ .*inlined"#).unwrap(); |
| assert_eq!(count_regex_matches_in_files_with_extension(&re, "ll"), 0); |
| let re = regex::Regex::new(r#"define\ internal\ .*inlined"#).unwrap(); |
| assert_eq!(count_regex_matches_in_files_with_extension(&re, "ll"), 2); |
| let re = regex::Regex::new(r#"define\ hidden\ i32\ .*normal"#).unwrap(); |
| assert_eq!(count_regex_matches_in_files_with_extension(&re, "ll"), 1); |
| let re = regex::Regex::new(r#"declare\ hidden\ i32\ .*normal"#).unwrap(); |
| assert_eq!(count_regex_matches_in_files_with_extension(&re, "ll"), 2); |
| } |
