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-rw-r--r--tests/ui/svh/auxiliary/svh-uta-change-use-trait.rs22
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/ui/svh/auxiliary/svh-uta-change-use-trait.rs b/tests/ui/svh/auxiliary/svh-uta-change-use-trait.rs
new file mode 100644
index 000000000..823d29571
--- /dev/null
+++ b/tests/ui/svh/auxiliary/svh-uta-change-use-trait.rs
@@ -0,0 +1,22 @@
+//! "svh-uta-trait.rs" is checking that we detect a
+//! change from `use foo::TraitB` to use `foo::TraitB` in the hash
+//! (SVH) computation (#14132), since that will affect method
+//! resolution.
+//!
+//! This is the upstream crate.
+
+#![crate_name = "uta"]
+
+mod traits {
+ pub trait TraitA { fn val(&self) -> isize { 2 } }
+ pub trait TraitB { fn val(&self) -> isize { 3 } }
+}
+
+impl traits::TraitA for () {}
+impl traits::TraitB for () {}
+
+pub fn foo<T>(_: isize) -> isize {
+ use traits::TraitB;
+ let v = ();
+ v.val()
+}