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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/rfc-1445-restrict-constants-in-patterns/match-nonempty-array-forbidden-without-eq.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/rfc-1445-restrict-constants-in-patterns/match-nonempty-array-forbidden-without-eq.rs')
-rw-r--r-- | src/test/ui/rfc-1445-restrict-constants-in-patterns/match-nonempty-array-forbidden-without-eq.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/test/ui/rfc-1445-restrict-constants-in-patterns/match-nonempty-array-forbidden-without-eq.rs b/src/test/ui/rfc-1445-restrict-constants-in-patterns/match-nonempty-array-forbidden-without-eq.rs new file mode 100644 index 000000000..151a475c9 --- /dev/null +++ b/src/test/ui/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)]` + } +} |