diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/unboxed-closures/unboxed-closures-monomorphization.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/unboxed-closures/unboxed-closures-monomorphization.rs')
-rw-r--r-- | tests/ui/unboxed-closures/unboxed-closures-monomorphization.rs | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tests/ui/unboxed-closures/unboxed-closures-monomorphization.rs b/tests/ui/unboxed-closures/unboxed-closures-monomorphization.rs new file mode 100644 index 000000000..2df360d4a --- /dev/null +++ b/tests/ui/unboxed-closures/unboxed-closures-monomorphization.rs @@ -0,0 +1,26 @@ +// run-pass +// Test that unboxed closures in contexts with free type parameters +// monomorphize correctly (issue #16791) + +fn main(){ + fn bar<'a, T:Clone+'a> (t: T) -> Box<dyn FnMut()->T + 'a> { + Box::new(move || t.clone()) + } + + let mut f = bar(42_u32); + assert_eq!(f(), 42); + + let mut f = bar("forty-two"); + assert_eq!(f(), "forty-two"); + + let x = 42_u32; + let mut f = bar(&x); + assert_eq!(f(), &x); + + #[derive(Clone, Copy, Debug, PartialEq)] + struct Foo(usize, &'static str); + + let x = Foo(42, "forty-two"); + let mut f = bar(x); + assert_eq!(f(), x); +} |