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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/const-generics/deref-into-array-generic.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/const-generics/deref-into-array-generic.rs')
-rw-r--r-- | src/test/ui/const-generics/deref-into-array-generic.rs | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/test/ui/const-generics/deref-into-array-generic.rs b/src/test/ui/const-generics/deref-into-array-generic.rs new file mode 100644 index 000000000..7d75af12b --- /dev/null +++ b/src/test/ui/const-generics/deref-into-array-generic.rs @@ -0,0 +1,27 @@ +// check-pass + +struct Test<T, const N: usize>([T; N]); + +impl<T: Copy + Default, const N: usize> Default for Test<T, N> { + fn default() -> Self { + Self([T::default(); N]) + } +} + +impl<T, const N: usize> std::ops::Deref for Test<T, N> { + type Target = [T; N]; + + fn deref(&self) -> &[T; N] { + &self.0 + } +} + +fn test() -> Test<u64, 16> { + let test = Test::default(); + println!("{}", test.len()); + test +} + +fn main() { + test(); +} |