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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/consts/assoc_const_generic_impl.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/consts/assoc_const_generic_impl.rs')
-rw-r--r-- | tests/ui/consts/assoc_const_generic_impl.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/ui/consts/assoc_const_generic_impl.rs b/tests/ui/consts/assoc_const_generic_impl.rs new file mode 100644 index 000000000..3475c862b --- /dev/null +++ b/tests/ui/consts/assoc_const_generic_impl.rs @@ -0,0 +1,19 @@ +// build-fail + +trait ZeroSized: Sized { + const I_AM_ZERO_SIZED: (); + fn requires_zero_size(self); +} + +impl<T: Sized> ZeroSized for T { + const I_AM_ZERO_SIZED: () = [()][std::mem::size_of::<Self>()]; //~ ERROR evaluation of `<u32 as ZeroSized>::I_AM_ZERO_SIZED` failed + fn requires_zero_size(self) { + let () = Self::I_AM_ZERO_SIZED; + println!("requires_zero_size called"); + } +} + +fn main() { + ().requires_zero_size(); + 42_u32.requires_zero_size(); +} |