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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/traits/vtable/vtable-non-object-safe.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 '')
-rw-r--r-- | src/test/ui/traits/vtable/vtable-non-object-safe.rs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/test/ui/traits/vtable/vtable-non-object-safe.rs b/src/test/ui/traits/vtable/vtable-non-object-safe.rs new file mode 100644 index 000000000..7661bb574 --- /dev/null +++ b/src/test/ui/traits/vtable/vtable-non-object-safe.rs @@ -0,0 +1,18 @@ +// build-fail +#![feature(rustc_attrs)] + +// Ensure that non-object-safe methods in Iterator does not generate +// vtable entries. + +#[rustc_dump_vtable] +trait A: Iterator {} +//~^ error vtable + +impl<T> A for T where T: Iterator {} + +fn foo(_a: &mut dyn A<Item=u8>) { +} + +fn main() { + foo(&mut vec![0, 1, 2, 3].into_iter()); +} |