From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:13 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/rust-2021/reserved-prefixes.rs | 36 +++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 tests/ui/rust-2021/reserved-prefixes.rs (limited to 'tests/ui/rust-2021/reserved-prefixes.rs') diff --git a/tests/ui/rust-2021/reserved-prefixes.rs b/tests/ui/rust-2021/reserved-prefixes.rs new file mode 100644 index 000000000..1994f25b6 --- /dev/null +++ b/tests/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); +} -- cgit v1.2.3