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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/issues/issue-48179.rs | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-48179.rs b/src/test/ui/issues/issue-48179.rs new file mode 100644 index 000000000..f81203dc4 --- /dev/null +++ b/src/test/ui/issues/issue-48179.rs @@ -0,0 +1,38 @@ +// Regression test for #48132. This was failing due to problems around +// the projection caching and dropck type enumeration. + +// check-pass + +pub struct Container<T: Iterator> { + value: Option<T::Item>, +} + +impl<T: Iterator> Container<T> { + pub fn new(iter: T) -> Self { + panic!() + } +} + +pub struct Wrapper<'a> { + content: &'a Content, +} + +impl<'a, 'de> Wrapper<'a> { + pub fn new(content: &'a Content) -> Self { + Wrapper { + content: content, + } + } +} + +pub struct Content; + +fn crash_it(content: Content) { + let items = vec![content]; + let map = items.iter().map(|ref o| Wrapper::new(o)); + + let mut map_visitor = Container::new(map); + +} + +fn main() {} |