From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:13 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/never_type/never-result.rs | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 tests/ui/never_type/never-result.rs (limited to 'tests/ui/never_type/never-result.rs') diff --git a/tests/ui/never_type/never-result.rs b/tests/ui/never_type/never-result.rs new file mode 100644 index 000000000..35af37910 --- /dev/null +++ b/tests/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 = Ok(123); + match x { + Ok(z) => (), + Err(y) => { + let q: u32 = y; + let w: i32 = y; + let e: String = y; + y + }, + } +} -- cgit v1.2.3