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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/usefulness/deny-irrefutable-let-patterns.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/usefulness/deny-irrefutable-let-patterns.rs')
-rw-r--r-- | src/test/ui/pattern/usefulness/deny-irrefutable-let-patterns.rs | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/test/ui/pattern/usefulness/deny-irrefutable-let-patterns.rs b/src/test/ui/pattern/usefulness/deny-irrefutable-let-patterns.rs new file mode 100644 index 000000000..c85af7f3b --- /dev/null +++ b/src/test/ui/pattern/usefulness/deny-irrefutable-let-patterns.rs @@ -0,0 +1,16 @@ +#![feature(if_let_guard)] + +#![deny(irrefutable_let_patterns)] + +fn main() { + if let _ = 5 {} //~ ERROR irrefutable `if let` pattern + + while let _ = 5 { //~ ERROR irrefutable `while let` pattern + break; + } + + match 5 { + _ if let _ = 2 => {} //~ ERROR irrefutable `if let` guard pattern + _ => {} + } +} |