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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/pattern/bindings-after-at/pat-at-same-name-both.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/pattern/bindings-after-at/pat-at-same-name-both.rs')
-rw-r--r-- | src/test/ui/pattern/bindings-after-at/pat-at-same-name-both.rs | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/test/ui/pattern/bindings-after-at/pat-at-same-name-both.rs b/src/test/ui/pattern/bindings-after-at/pat-at-same-name-both.rs new file mode 100644 index 000000000..f167a3952 --- /dev/null +++ b/src/test/ui/pattern/bindings-after-at/pat-at-same-name-both.rs @@ -0,0 +1,29 @@ +// Test that `binding @ subpat` acts as a product context with respect to duplicate binding names. +// The code that is tested here lives in resolve (see `resolve_pattern_inner`). + + +fn main() { + fn f(a @ a @ a: ()) {} + //~^ ERROR identifier `a` is bound more than once in this parameter list + //~| ERROR identifier `a` is bound more than once in this parameter list + + match Ok(0) { + Ok(a @ b @ a) + //~^ ERROR identifier `a` is bound more than once in the same pattern + | Err(a @ b @ a) + //~^ ERROR identifier `a` is bound more than once in the same pattern + => {} + } + + let a @ a @ a = (); + //~^ ERROR identifier `a` is bound more than once in the same pattern + //~| ERROR identifier `a` is bound more than once in the same pattern + let ref a @ ref a = (); + //~^ ERROR identifier `a` is bound more than once in the same pattern + let ref mut a @ ref mut a = (); + //~^ ERROR identifier `a` is bound more than once in the same pattern + + let a @ (Ok(a) | Err(a)) = Ok(()); + //~^ ERROR identifier `a` is bound more than once in the same pattern + //~| ERROR identifier `a` is bound more than once in the same pattern +} |