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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/const-generics/generic_const_exprs/issue-100217.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/const-generics/generic_const_exprs/issue-100217.rs')
-rw-r--r-- | tests/ui/const-generics/generic_const_exprs/issue-100217.rs | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/tests/ui/const-generics/generic_const_exprs/issue-100217.rs b/tests/ui/const-generics/generic_const_exprs/issue-100217.rs new file mode 100644 index 000000000..acdc348a3 --- /dev/null +++ b/tests/ui/const-generics/generic_const_exprs/issue-100217.rs @@ -0,0 +1,42 @@ +// build-pass + +#![allow(incomplete_features)] +#![feature(generic_const_exprs)] + +trait TraitOne { + const MY_NUM: usize; + type MyErr: std::fmt::Debug; + + fn do_one_stuff(arr: [u8; Self::MY_NUM]) -> Result<(), Self::MyErr>; +} + +trait TraitTwo { + fn do_two_stuff(); +} + +impl<O: TraitOne> TraitTwo for O +where + [(); Self::MY_NUM]:, +{ + fn do_two_stuff() { + O::do_one_stuff([5; Self::MY_NUM]).unwrap() + } +} + +struct Blargotron; + +#[derive(Debug)] +struct ErrTy<const N: usize>([(); N]); + +impl TraitOne for Blargotron { + const MY_NUM: usize = 3; + type MyErr = ErrTy<{ Self::MY_NUM }>; + + fn do_one_stuff(_arr: [u8; Self::MY_NUM]) -> Result<(), Self::MyErr> { + Ok(()) + } +} + +fn main() { + Blargotron::do_two_stuff(); +} |