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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:41 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:41 +0000 |
commit | 4f9fe856a25ab29345b90e7725509e9ee38a37be (patch) | |
tree | e4ffd8a9374cae7b21f7cbfb352927e0e074aff6 /tests/ui/parser/anon-enums-are-ambiguous.rs | |
parent | Adding upstream version 1.68.2+dfsg1. (diff) | |
download | rustc-upstream/1.69.0+dfsg1.tar.xz rustc-upstream/1.69.0+dfsg1.zip |
Adding upstream version 1.69.0+dfsg1.upstream/1.69.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | tests/ui/parser/anon-enums-are-ambiguous.rs | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tests/ui/parser/anon-enums-are-ambiguous.rs b/tests/ui/parser/anon-enums-are-ambiguous.rs new file mode 100644 index 000000000..b0173cf98 --- /dev/null +++ b/tests/ui/parser/anon-enums-are-ambiguous.rs @@ -0,0 +1,26 @@ +// check-pass + +macro_rules! test_expr { + ($expr:expr) => {}; +} + +macro_rules! test_ty { + ($a:ty | $b:ty) => {}; +} + +fn main() { + test_expr!(a as fn() -> B | C); + // Do not break the `|` operator. + + test_expr!(|_: fn() -> B| C | D); + // Do not break `-> Ret` in closure args. + + test_ty!(A | B); + // We can't support anon enums in arbitrary positions. + + test_ty!(fn() -> A | B); + // Don't break fn ptrs. + + test_ty!(impl Fn() -> A | B); + // Don't break parenthesized generics. +} |