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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/proc-macro/nonterminal-expansion.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/proc-macro/nonterminal-expansion.rs')
-rw-r--r-- | tests/ui/proc-macro/nonterminal-expansion.rs | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/tests/ui/proc-macro/nonterminal-expansion.rs b/tests/ui/proc-macro/nonterminal-expansion.rs new file mode 100644 index 000000000..e62155871 --- /dev/null +++ b/tests/ui/proc-macro/nonterminal-expansion.rs @@ -0,0 +1,37 @@ +// check-pass +// compile-flags: -Z span-debug +// aux-build:test-macros.rs + +#![no_std] // Don't load unnecessary hygiene information from std +extern crate std; + +#[macro_use] +extern crate test_macros; + +macro_rules! pass_nonterminal { + ($line:expr) => { + #[print_attr_args(a, $line, b)] + struct S; + }; +} + +// `line!()` is not expanded before it's passed to the proc macro. +pass_nonterminal!(line!()); + +// Test case from #43860. + +#[macro_export] +macro_rules! use_contract { + ($name: ident, $path: expr) => { + #[derive(Empty)] + #[empty_helper(path = $path)] // OK + pub struct $name<T, C> { + api: T, + contract: C, + } + }; +} + +use_contract!(ContractName, file!()); + +fn main() {} |