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Diffstat (limited to 'tests/ui/implied-bounds/ice-unbound-region-vars.rs')
-rw-r--r-- | tests/ui/implied-bounds/ice-unbound-region-vars.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/implied-bounds/ice-unbound-region-vars.rs b/tests/ui/implied-bounds/ice-unbound-region-vars.rs new file mode 100644 index 000000000..9e1e3feae --- /dev/null +++ b/tests/ui/implied-bounds/ice-unbound-region-vars.rs @@ -0,0 +1,24 @@ +// Because of #109628, we can have unbounded region vars in implied bounds. +// Make sure we don't ICE in this case! +// +// check-pass + +pub trait MapAccess { + type Error; + fn next_key_seed(&mut self) -> Option<Self::Error>; +} + +struct Access<'a> { + _marker: std::marker::PhantomData<&'a ()>, +} + +// implied_bounds(Option<Self::Error>) = ['?1: 'a, ] +// where '?1 is a fresh region var. +impl<'a, 'b: 'a> MapAccess for Access<'a> { + type Error = (); + fn next_key_seed(&mut self) -> Option<Self::Error> { + unimplemented!() + } +} + +fn main() {} |