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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
commit | a4b7ed7a42c716ab9f05e351f003d589124fd55d (patch) | |
tree | b620cd3f223850b28716e474e80c58059dca5dd4 /tests/ui/issues/issue-4972.rs | |
parent | Adding upstream version 1.67.1+dfsg1. (diff) | |
download | rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.tar.xz rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.zip |
Adding upstream version 1.68.2+dfsg1.upstream/1.68.2+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/issues/issue-4972.rs')
-rw-r--r-- | tests/ui/issues/issue-4972.rs | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/ui/issues/issue-4972.rs b/tests/ui/issues/issue-4972.rs new file mode 100644 index 000000000..3f1c6f855 --- /dev/null +++ b/tests/ui/issues/issue-4972.rs @@ -0,0 +1,17 @@ +#![feature(box_patterns)] + +trait MyTrait { + fn dummy(&self) {} +} + +pub enum TraitWrapper { + A(Box<dyn MyTrait + 'static>), +} + +fn get_tw_map(tw: &TraitWrapper) -> &dyn MyTrait { + match *tw { + TraitWrapper::A(box ref map) => map, //~ ERROR cannot be dereferenced + } +} + +pub fn main() {} |