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Diffstat (limited to 'crates/hir-def/src/macro_expansion_tests/mbe/regression.rs')
| -rw-r--r-- | crates/hir-def/src/macro_expansion_tests/mbe/regression.rs | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/crates/hir-def/src/macro_expansion_tests/mbe/regression.rs b/crates/hir-def/src/macro_expansion_tests/mbe/regression.rs index b416f45ff2..2886b2a366 100644 --- a/crates/hir-def/src/macro_expansion_tests/mbe/regression.rs +++ b/crates/hir-def/src/macro_expansion_tests/mbe/regression.rs @@ -970,3 +970,37 @@ builtin #format_args ("{}", &[0 2]); "##]], ); } + +#[test] +fn eager_concat_line() { + check( + r#" +#[rustc_builtin_macro] +#[macro_export] +macro_rules! concat {} + +#[rustc_builtin_macro] +#[macro_export] +macro_rules! line {} + +fn main() { + concat!("event ", line!()); +} + +"#, + expect![[r##" +#[rustc_builtin_macro] +#[macro_export] +macro_rules! concat {} + +#[rustc_builtin_macro] +#[macro_export] +macro_rules! line {} + +fn main() { + "event 0u32"; +} + +"##]], + ); +} |