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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/never_type/never-result.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/never_type/never-result.rs')
-rw-r--r-- | src/test/ui/never_type/never-result.rs | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/test/ui/never_type/never-result.rs b/src/test/ui/never_type/never-result.rs new file mode 100644 index 000000000..35af37910 --- /dev/null +++ b/src/test/ui/never_type/never-result.rs @@ -0,0 +1,21 @@ +// run-pass + +#![allow(unused_variables)] +#![allow(unreachable_code)] + +// Test that we can extract a ! through pattern matching then use it as several different types. + +#![feature(never_type)] + +fn main() { + let x: Result<u32, !> = Ok(123); + match x { + Ok(z) => (), + Err(y) => { + let q: u32 = y; + let w: i32 = y; + let e: String = y; + y + }, + } +} |