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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/issues/issue-47511.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 '')
-rw-r--r-- | src/test/ui/issues/issue-47511.rs | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-47511.rs b/src/test/ui/issues/issue-47511.rs new file mode 100644 index 000000000..eb4860e75 --- /dev/null +++ b/src/test/ui/issues/issue-47511.rs @@ -0,0 +1,26 @@ +// check-fail +// known-bug: #47511 + +// Regression test for #47511: anonymous lifetimes can appear +// unconstrained in a return type, but only if they appear just once +// in the input, as the input to a projection. + +fn f(_: X) -> X { + unimplemented!() +} + +fn g<'a>(_: X<'a>) -> X<'a> { + unimplemented!() +} + +type X<'a> = <&'a () as Trait>::Value; + +trait Trait { + type Value; +} + +impl<'a> Trait for &'a () { + type Value = (); +} + +fn main() {} |