diff options
Diffstat (limited to 'tests/ui/const-generics/uninferred-consts-during-codegen-2.rs')
-rw-r--r-- | tests/ui/const-generics/uninferred-consts-during-codegen-2.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/tests/ui/const-generics/uninferred-consts-during-codegen-2.rs b/tests/ui/const-generics/uninferred-consts-during-codegen-2.rs new file mode 100644 index 000000000..191caa78f --- /dev/null +++ b/tests/ui/const-generics/uninferred-consts-during-codegen-2.rs @@ -0,0 +1,15 @@ +// run-pass + +use std::fmt; + +struct Array<T>(T); + +impl<T: fmt::Debug, const N: usize> fmt::Debug for Array<[T; N]> { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + f.debug_list().entries((&self.0 as &[T]).iter()).finish() + } +} + +fn main() { + assert_eq!(format!("{:?}", Array([1, 2, 3])), "[1, 2, 3]"); +} |