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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/lang-items/lang-item-missing-generator.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/lang-items/lang-item-missing-generator.rs')
-rw-r--r-- | src/test/ui/lang-items/lang-item-missing-generator.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/test/ui/lang-items/lang-item-missing-generator.rs b/src/test/ui/lang-items/lang-item-missing-generator.rs new file mode 100644 index 000000000..0c3295429 --- /dev/null +++ b/src/test/ui/lang-items/lang-item-missing-generator.rs @@ -0,0 +1,19 @@ +// error-pattern: requires `generator` lang_item +#![feature(no_core, lang_items, unboxed_closures)] +#![no_core] + +#[lang = "sized"] pub trait Sized { } + +#[lang = "fn_once"] +#[rustc_paren_sugar] +pub trait FnOnce<Args> { + type Output; + + extern "rust-call" fn call_once(self, args: Args) -> Self::Output; +} + +pub fn abc() -> impl FnOnce(f32) { + |_| {} +} + +fn main() {} |