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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/unify-op-with-fn-call.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/unify-op-with-fn-call.rs')
-rw-r--r-- | tests/ui/const-generics/generic_const_exprs/unify-op-with-fn-call.rs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tests/ui/const-generics/generic_const_exprs/unify-op-with-fn-call.rs b/tests/ui/const-generics/generic_const_exprs/unify-op-with-fn-call.rs new file mode 100644 index 000000000..c0404d35b --- /dev/null +++ b/tests/ui/const-generics/generic_const_exprs/unify-op-with-fn-call.rs @@ -0,0 +1,35 @@ +#![feature(generic_const_exprs, adt_const_params, const_trait_impl)] +#![allow(incomplete_features)] + +// test `N + N` unifies with explicit function calls for non-builtin-types +#[derive(PartialEq, Eq)] +struct Foo(u8); + +impl const std::ops::Add for Foo { + type Output = Self; + + fn add(self, rhs: Self) -> Self::Output { + self + } +} + +struct Evaluatable<const N: Foo>; + +fn foo<const N: Foo>(a: Evaluatable<{ N + N }>) { + bar::<{ std::ops::Add::add(N, N) }>(); +} + +fn bar<const N: Foo>() {} + +// test that `N + N` unifies with explicit function calls for builin-types +struct Evaluatable2<const N: usize>; + +fn foo2<const N: usize>(a: Evaluatable2<{ N + N }>) { + bar2::<{ std::ops::Add::add(N, N) }>(); + //~^ error: unconstrained generic constant + // FIXME(generic_const_exprs) make this not an error +} + +fn bar2<const N: usize>() {} + +fn main() {} |