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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/traits/inductive-overflow/simultaneous.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/traits/inductive-overflow/simultaneous.rs')
-rw-r--r-- | tests/ui/traits/inductive-overflow/simultaneous.rs | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/tests/ui/traits/inductive-overflow/simultaneous.rs b/tests/ui/traits/inductive-overflow/simultaneous.rs new file mode 100644 index 000000000..40ac92146 --- /dev/null +++ b/tests/ui/traits/inductive-overflow/simultaneous.rs @@ -0,0 +1,20 @@ +// Regression test for #33344, initial version. This example allowed +// arbitrary trait bounds to be synthesized. + +trait Tweedledum: IntoIterator {} +trait Tweedledee: IntoIterator {} + +impl<T: Tweedledum> Tweedledee for T {} +impl<T: Tweedledee> Tweedledum for T {} + +trait Combo: IntoIterator {} +impl<T: Tweedledee + Tweedledum> Combo for T {} + +fn is_ee<T: Combo>(t: T) { + t.into_iter(); +} + +fn main() { + is_ee(4); + //~^ ERROR overflow evaluating the requirement `{integer}: Tweedle +} |