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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/rust-2021/reserved-prefixes.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/rust-2021/reserved-prefixes.rs')
-rw-r--r-- | src/test/ui/rust-2021/reserved-prefixes.rs | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/test/ui/rust-2021/reserved-prefixes.rs b/src/test/ui/rust-2021/reserved-prefixes.rs new file mode 100644 index 000000000..1994f25b6 --- /dev/null +++ b/src/test/ui/rust-2021/reserved-prefixes.rs @@ -0,0 +1,36 @@ +// edition:2021 + +macro_rules! demo2 { + ( $a:tt $b:tt ) => { println!("two tokens") }; +} + +macro_rules! demo3 { + ( $a:tt $b:tt $c:tt ) => { println!("three tokens") }; +} + +macro_rules! demo4 { + ( $a:tt $b:tt $c:tt $d:tt ) => { println!("four tokens") }; +} + +fn main() { + demo3!(foo#bar); //~ ERROR prefix `foo` is unknown + demo2!(foo"bar"); //~ ERROR prefix `foo` is unknown + demo2!(foo'b'); //~ ERROR prefix `foo` is unknown + + demo2!(foo'b); //~ ERROR prefix `foo` is unknown + demo3!(foo# bar); //~ ERROR prefix `foo` is unknown + demo4!(foo#! bar); //~ ERROR prefix `foo` is unknown + demo4!(foo## bar); //~ ERROR prefix `foo` is unknown + + demo4!(foo#bar#); + //~^ ERROR prefix `foo` is unknown + //~| ERROR prefix `bar` is unknown + + demo3!(foo # bar); + demo3!(foo #bar); + demo4!(foo!#bar); + demo4!(foo ##bar); + + demo3!(r"foo"#bar); + demo3!(r#foo#bar); +} |