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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:32 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:32 +0000 |
commit | 4547b622d8d29df964fa2914213088b148c498fc (patch) | |
tree | 9fc6b25f3c3add6b745be9a2400a6e96140046e9 /src/test/ui/issues/issue-57843.rs | |
parent | Releasing progress-linux version 1.66.0+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-4547b622d8d29df964fa2914213088b148c498fc.tar.xz rustc-4547b622d8d29df964fa2914213088b148c498fc.zip |
Merging upstream version 1.67.1+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/issues/issue-57843.rs')
-rw-r--r-- | src/test/ui/issues/issue-57843.rs | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/src/test/ui/issues/issue-57843.rs b/src/test/ui/issues/issue-57843.rs deleted file mode 100644 index 11629690e..000000000 --- a/src/test/ui/issues/issue-57843.rs +++ /dev/null @@ -1,26 +0,0 @@ -// Regression test for an ICE that occurred with the universes code: -// -// The signature of the closure `|_|` was being inferred to -// `exists<'r> fn(&'r u8)`. This should result in a type error since -// the signature `for<'r> fn(&'r u8)` is required. However, due to a -// bug in the type variable generalization code, the placeholder for -// `'r` was leaking out into the writeback phase, causing an ICE. - -trait ClonableFn<T> { - fn clone(&self) -> Box<dyn Fn(T)>; -} - -impl<T, F: 'static> ClonableFn<T> for F -where - F: Fn(T) + Clone, -{ - fn clone(&self) -> Box<dyn Fn(T)> { - Box::new(self.clone()) - } -} - -struct Foo(Box<dyn for<'a> ClonableFn<&'a bool>>); - -fn main() { - Foo(Box::new(|_| ())); //~ ERROR implementation of `FnOnce` is not general enough -} |