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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-30 03:57:31 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-30 03:57:31 +0000 |
commit | dc0db358abe19481e475e10c32149b53370f1a1c (patch) | |
tree | ab8ce99c4b255ce46f99ef402c27916055b899ee /tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/match-nonempty-array-forbidden-without-eq.rs | |
parent | Releasing progress-linux version 1.71.1+dfsg1-2~progress7.99u1. (diff) | |
download | rustc-dc0db358abe19481e475e10c32149b53370f1a1c.tar.xz rustc-dc0db358abe19481e475e10c32149b53370f1a1c.zip |
Merging upstream version 1.72.1+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/match-nonempty-array-forbidden-without-eq.rs')
-rw-r--r-- | tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/match-nonempty-array-forbidden-without-eq.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/match-nonempty-array-forbidden-without-eq.rs b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/match-nonempty-array-forbidden-without-eq.rs new file mode 100644 index 000000000..151a475c9 --- /dev/null +++ b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/match-nonempty-array-forbidden-without-eq.rs @@ -0,0 +1,19 @@ +// Issue 62307 pointed out a case where the structural-match checking +// was too shallow. +// +// Here we check similar behavior for non-empty arrays of types that +// do not derive `Eq`. +// +// (Current behavior for empty arrays differs and thus is not tested +// here; see rust-lang/rust#62336.) + +#[derive(PartialEq, Debug)] +struct B(i32); + +fn main() { + const FOO: [B; 1] = [B(0)]; + match [B(1)] { + FOO => { } + //~^ ERROR must be annotated with `#[derive(PartialEq, Eq)]` + } +} |